How long is the flight from London Heathrow Airport to Vietnam?

For as low as £450, Air India can have you in Vietnam from London Heathrow Airport in 17h 20m. Airlines will cover a distance of 6345 mi. Both multi-stop and direct flights can be found to your destination and back.

What are the cheapest airlines to fly from London Heathrow Airport to Vietnam one-way?

The cheapet airlines for a one-way flight from London Heathrow Airport to Vietnam are Shenzhen Airlines (£242), Air China (£266), and China Southern (£283).

In terms of precipitation, rainfall in Vietnam ranges from 0.0 - 340.0 inches per month. September is typically the wettest month, when rainfall can reach 340.0 mm. February is typically the driest time to visit Vietnam when rainfall is around 0.0 mm.

If weather is an important factor for your trip to Vietnam, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.0 C).

What are the most popular routes from London Heathrow Airport to Vietnam?

The most popular flight routes from London Heathrow Airport to Vietnam are London Heathrow - Ho Chi Minh City, London Heathrow - Hanoi Noibai and London Heathrow - Da Nang.

What are the cheapest flights from London Heathrow Airport to Vietnam?

On average you can expect to pay £1,584 for a flight from London Heathrow Airport to Vietnam. The cheapest flight overall is £367 while the most popular route, (London Heathrow - Ho Chi Minh City) is currently priced at £357.

What are the most reliable airlines from London Heathrow Airport to Vietnam?

No one likes to see their flight delayed. When booking a flight from London Heathrow Airport to Vietnam consider choosing Vietnam Airlines (88%), Scandinavian Airlines (88%) or Cambodia Angkor Air (88%) as they are the most reliable in getting you off to your destination on time.

What are the most popular airlines that fly from London Heathrow Airport to Vietnam?

Before booking your flight from London Heathrow Airport to Vietnam check out the most popular airlines for this route: Vietnam Airlines, China Southern or Qatar Airways.

Can I find deals for flights from Heathrow to Vietnam that include hotel bookings?

Yes. In addition to deals on Heathrow to Vietnam flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Heathrow to Vietnam?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Vietnam.

Can I find deals for business class flights from Heathrow to Vietnam?

Yes. Cheapflights offers flight deals from Heathrow to Vietnam by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£246+ Flights from London Heathrow Airport to Vietnam

Cheap flight deals from Heathrow to Vietnam

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Vietnam
Explore the most affordable flight options available from Heathrow to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 December 2025.

Wed 31/1221:10LHR - SGN

1 stop21h 40mShenzhen Airlines

Fri 30/102:50SGN - LHR

1 stop23h 20mShenzhen Airlines

Deal found 15/12£440

Wed 31/1221:10LHR - HAN

1 stop21h 00mShenzhen Airlines

Fri 23/119:40HAN - LHR

1 stop30h 30mShenzhen Airlines

Deal found 14/12£503

Sun 28/1217:15LHR - SGN

1 stop25h 25mChina Southern

Sat 24/102:40SGN - LHR

1 stop18h 20mChina Southern

Deal found 15/12£530

Wed 31/1221:10LHR - SGN

1 stop21h 40mShenzhen Airlines

Sat 24/102:50SGN - LHR

1 stop23h 20mShenzhen Airlines

Deal found 15/12£538

Wed 31/1219:45LHR - HAN

1 stop19h 25mHainan Airlines

Tue 13/123:15HAN - LHR

1 stop24h 05mHainan Airlines

Deal found 16/12£540

Wed 31/1221:10LHR - SGN

1 stop21h 40mShenzhen Airlines

Sat 17/102:50SGN - LHR

1 stop23h 20mShenzhen Airlines

Deal found 15/12£563

Wed 31/1221:10LHR - HAN

1 stop21h 00mShenzhen Airlines

Thu 22/119:40HAN - LHR

1 stop30h 30mShenzhen Airlines

Deal found 16/12£565

Tue 30/1221:00LHR - HAN

1 stop21h 45mChina Eastern

Tue 27/102:45HAN - LHR

1 stop21h 45mChina Eastern

Deal found 16/12£573

Wed 31/1221:00LHR - HAN

1 stop15h 40mMultiple Airlines

Wed 14/120:40HAN - LHR

2 stops27h 35mMultiple Airlines

Deal found 15/12£608

Wed 31/1222:00LHR - SGN

2 stops55h 10mChina Southern

Sat 31/108:00SGN - LHR

1 stop17h 35mChina Southern

Deal found 15/12£623

Mon 29/1217:40LHR - SGN

1 stop24h 30mMultiple Airlines

Sat 24/102:50SGN - LHR

1 stop23h 20mMultiple Airlines

Deal found 15/12£624

Wed 31/1217:15LHR - SGN

2 stops31h 40mMultiple Airlines

Sat 24/102:40SGN - LHR

1 stop18h 20mMultiple Airlines

Deal found 15/12£639

Best flights from Heathrow to Vietnam
Discover carefully curated flight deals from Heathrow to Vietnam that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 December 2025.

Thu 30/420:35LHR - SGN

1 stop17h 20mAir India

Thu 14/520:55SGN - LHR

1 stop20h 35mAir India

Deal found 15/12£450

Wed 14/121:10LHR - SGN

1 stop21h 40mShenzhen Airlines

Sat 24/102:50SGN - LHR

1 stop23h 20mShenzhen Airlines

Deal found 15/12£460

Sat 10/121:00LHR - SGN

2 stops36h 00mChina Eastern

Wed 4/204:40SGN - LHR

1 stop19h 50mChina Eastern

Deal found 16/12£480

Sat 10/121:10LHR - SGN

1 stop21h 40mMultiple Airlines

Thu 5/214:50SGN - LHR

3 stops33h 45mMultiple Airlines

Deal found 16/12£557

Tue 14/418:20LHR - PQC

1 stop33h 20mCathay Pacific

Thu 14/510:25PQC - LHR

1 stop37h 50mCathay Pacific

Deal found 16/12£633

Fri 16/110:25LHR - DAD

1 stop17h 10mMalaysia Airlines

Tue 27/111:25DAD - LHR

1 stop35h 00mMalaysia Airlines

Deal found 15/12£640

Thu 28/519:10LHR - DLI

1 stop17h 10mVietnam Airlines

Mon 1/611:45DLI - LHR

1 stop36h 05mVietnam Airlines

Deal found 14/12£687

Sat 23/520:45LHR - SGN

1 stop17h 10mAir India

Wed 10/620:55SGN - LHR

1 stop16h 35mAir India

Deal found 16/12£451

Fri 27/221:10LHR - HAN

1 stop21h 00mShenzhen Airlines

Sat 21/302:10HAN - LHR

1 stop24h 00mShenzhen Airlines

Deal found 16/12£463

Thu 7/509:45LHR - SGN

1 stop28h 10mAir India

Thu 21/520:55SGN - LHR

1 stop16h 35mAir India

Deal found 16/12£451

Sat 28/221:10LHR - HAN

1 stop21h 00mShenzhen Airlines

Sun 22/302:10HAN - LHR

1 stop24h 00mShenzhen Airlines

Deal found 16/12£463

Sat 24/121:10LHR - HAN

1 stop33h 45mShenzhen Airlines

Sun 15/214:55HAN - LHR

1 stop35h 15mShenzhen Airlines

Deal found 16/12£463

Mon 19/121:00LHR - PQC

2 stops32h 55mMultiple Airlines

Wed 28/111:55PQC - LHR

2 stops36h 35mMultiple Airlines

Deal found 15/12£610

Wed 4/321:10LHR - HAN

1 stop21h 00mShenzhen Airlines

Tue 17/302:10HAN - LHR

1 stop24h 00mShenzhen Airlines

Deal found 16/12£463

Tue 3/317:50LHR - HAN

1 stop17h 40mCathay Pacific

Wed 25/319:30HAN - LHR

1 stop26h 30mCathay Pacific

Deal found 16/12£645

Thu 28/519:10LHR - CXR

1 stop19h 40mVietnam Airlines

Mon 1/620:20CXR - LHR

1 stop27h 30mVietnam Airlines

Deal found 14/12£687

Sun 18/121:10LHR - PQC

2 stops26h 40mMultiple Airlines

Wed 28/110:00PQC - LHR

1 stop26h 35mMultiple Airlines

Deal found 15/12£636

Wed 25/208:45LHR - SGN

1 stop28h 10mAir India

Wed 11/320:55SGN - LHR

1 stop29h 25mAir India

Deal found 16/12£581

Fri 16/121:10LHR - SGN

1 stop21h 40mShenzhen Airlines

Fri 30/102:50SGN - LHR

1 stop23h 20mShenzhen Airlines

Deal found 16/12£483

Fri 30/117:50LHR - PQC

1 stop17h 05mCathay Pacific

Fri 6/218:55PQC - LHR

1 stop27h 05mCathay Pacific

Deal found 16/12£648

Thu 22/111:00LHR - HUI

1 stop23h 05mVietnam Airlines

Mon 26/119:05HUI - LHR

1 stop19h 10mVietnam Airlines

Deal found 14/12£702

Tue 10/208:45LHR - SGN

1 stop28h 10mAir India

Tue 24/220:55SGN - LHR

1 stop30h 35mAir India

Deal found 16/12£591

Sun 22/206:30LHR - PQC

3 stops23h 25mMultiple Airlines

Wed 4/311:55PQC - LHR

2 stops35h 00mMultiple Airlines

Deal found 16/12£654

Fri 1/517:00LHR - PQC

1 stop34h 40mCathay Pacific

Fri 8/510:25PQC - LHR

1 stop34h 50mCathay Pacific

Deal found 16/12£660

Sun 8/221:10LHR - SGN

1 stop21h 40mShenzhen Airlines

Sun 8/302:50SGN - LHR

1 stop23h 20mShenzhen Airlines

Deal found 15/12£506

Thu 28/519:10LHR - DAD

1 stop21h 00mVietnam Airlines

Mon 1/620:40DAD - LHR

1 stop27h 10mVietnam Airlines

Deal found 14/12£702

Fri 16/111:00LHR - PQC

1 stop23h 55mCathay Pacific

Tue 27/113:05PQC - LHR

1 stop23h 20mCathay Pacific

Deal found 15/12£671

Mon 16/321:10LHR - HAN

1 stop21h 00mShenzhen Airlines

Tue 7/418:40HAN - LHR

1 stop31h 20mShenzhen Airlines

Deal found 16/12£517

Thu 29/111:00LHR - HUI

1 stop37h 15mVietnam Airlines

Thu 5/207:50HUI - LHR

2 stops30h 25mVietnam Airlines

Deal found 15/12£709

Fri 30/121:00LHR - HUI

2 stops28h 20mMultiple Airlines

Fri 6/222:20HUI - LHR

2 stops26h 10mMultiple Airlines

Deal found 16/12£713

Direct flights from Heathrow to Vietnam
Explore direct flight options from Heathrow to Vietnam based on user searches, and compare prices and availability for your desired travel dates. Data last updated 17 December 2025.

Thu 7/519:10LHR - SGN

Nonstop12h 30mVietnam Airlines

Thu 21/509:35SGN - LHR

Nonstop13h 20mVietnam Airlines

Deal found 15/12£580

Tue 5/519:50LHR - SGN

Nonstop12h 30mVietnam Airlines

Tue 19/510:30SGN - LHR

Nonstop13h 20mVietnam Airlines

Deal found 16/12£581

Thu 22/111:00LHR - SGN

Nonstop12h 10mVietnam Airlines

Mon 9/200:20SGN - LHR

Nonstop13h 55mVietnam Airlines

Deal found 15/12£586

Tue 20/111:00LHR - SGN

Nonstop12h 10mVietnam Airlines

Mon 26/100:20SGN - LHR

Nonstop13h 55mVietnam Airlines

Deal found 15/12£586

Thu 30/419:10LHR - SGN

Nonstop12h 30mVietnam Airlines

Thu 14/509:35SGN - LHR

Nonstop13h 20mVietnam Airlines

Deal found 15/12£588

Tue 27/111:00LHR - SGN

Nonstop12h 10mVietnam Airlines

Mon 9/200:20SGN - LHR

Nonstop13h 55mVietnam Airlines

Deal found 15/12£592

Tue 27/111:00LHR - SGN

Nonstop12h 10mVietnam Airlines

Wed 4/200:20SGN - LHR

Nonstop13h 55mVietnam Airlines

Deal found 15/12£597

Tue 20/111:00LHR - SGN

Nonstop12h 10mVietnam Airlines

Wed 28/100:20SGN - LHR

Nonstop13h 55mVietnam Airlines

Deal found 16/12£608

Thu 29/111:00LHR - SGN

Nonstop12h 10mVietnam Airlines

Wed 4/200:20SGN - LHR

Nonstop13h 55mVietnam Airlines

Deal found 15/12£615

Thu 15/111:00LHR - SGN

Nonstop12h 10mVietnam Airlines

Wed 28/100:20SGN - LHR

Nonstop13h 55mVietnam Airlines

Deal found 15/12£616

Sun 19/419:50LHR - HAN

Nonstop11h 45mVietnam Airlines

Mon 4/510:20HAN - LHR

Nonstop12h 45mVietnam Airlines

Deal found 15/12£638

Sun 3/519:50LHR - HAN

Nonstop11h 45mVietnam Airlines

Wed 13/510:10HAN - LHR

Nonstop12h 45mVietnam Airlines

Deal found 16/12£639

Last-minute flights from Heathrow to Vietnam
Discover last-minute flight deals from Heathrow to Vietnam. Data last updated 17 December 2025 and is based on user searches.

Wed 31/1221:10LHR - SGN

1 stop21h 40mShenzhen Airlines

Fri 30/102:50SGN - LHR

1 stop23h 20mShenzhen Airlines

Deal found 15/12£440

Fri 9/121:00LHR - HAN

2 stops42h 10mHainan Airlines

Sun 25/123:15HAN - LHR

2 stops25h 40mHainan Airlines

Deal found 16/12£394

Fri 9/121:10LHR - SGN

1 stop21h 40mShenzhen Airlines

Sat 24/102:50SGN - LHR

1 stop23h 20mShenzhen Airlines

Deal found 16/12£437

Sun 11/121:00LHR - HAN

1 stop21h 45mChina Eastern

Fri 23/102:45HAN - LHR

1 stop21h 45mChina Eastern

Deal found 15/12£401

Mon 12/121:00LHR - HAN

1 stop21h 45mChina Eastern

Sun 25/102:45HAN - LHR

1 stop21h 45mChina Eastern

Deal found 15/12£398

Mon 12/121:10LHR - SGN

1 stop21h 40mShenzhen Airlines

Fri 23/102:50SGN - LHR

1 stop23h 20mShenzhen Airlines

Deal found 16/12£443

Tue 13/121:00LHR - HAN

1 stop37h 45mChina Eastern

Tue 20/118:45HAN - LHR

1 stop29h 45mChina Eastern

Deal found 16/12£398

Wed 14/121:00LHR - HAN

1 stop37h 45mChina Eastern

Thu 29/102:45HAN - LHR

1 stop21h 45mChina Eastern

Deal found 14/12£367

Wed 14/121:00LHR - HAN

1 stop21h 45mChina Eastern

Wed 21/118:45HAN - LHR

1 stop29h 45mChina Eastern

Deal found 15/12£393

Wed 14/121:10LHR - SGN

1 stop21h 40mShenzhen Airlines

Tue 20/102:50SGN - LHR

1 stop23h 20mShenzhen Airlines

Deal found 15/12£442

Thu 29/121:00LHR - HAN

1 stop37h 45mChina Eastern

Wed 4/202:45HAN - LHR

1 stop21h 45mChina Eastern

Deal found 14/12£390

Fri 30/121:10LHR - SGN

1 stop21h 40mShenzhen Airlines

Tue 24/202:50SGN - LHR

1 stop23h 20mShenzhen Airlines

Deal found 16/12£439

One-way flights from Heathrow to Vietnam
Search for one-way flight options from Heathrow to Vietnam. Find affordable one-way fares based on user searches. Data last updated 17 December 2025.

Wed 28/121:10LHR - HAN

1 stop21h 00mShenzhen Airlines

Deal found 16/12£246

Fri 9/121:10LHR - HAN

1 stop28h 30mShenzhen Airlines

Deal found 16/12£247

Sun 11/121:10LHR - HAN

1 stop21h 00mShenzhen Airlines

Deal found 16/12£248

Wed 14/121:10LHR - HAN

1 stop33h 45mShenzhen Airlines

Deal found 16/12£248

Sat 28/221:10LHR - HAN

1 stop33h 45mShenzhen Airlines

Deal found 15/12£249

Fri 20/221:10LHR - HAN

1 stop28h 30mShenzhen Airlines

Deal found 15/12£250

Sat 24/121:10LHR - HAN

1 stop21h 00mShenzhen Airlines

Deal found 16/12£251

Wed 4/221:10LHR - HAN

1 stop21h 00mShenzhen Airlines

Deal found 15/12£255

Fri 30/121:10LHR - HAN

1 stop28h 30mShenzhen Airlines

Deal found 16/12£257

Fri 23/121:10LHR - SGN

1 stop21h 40mShenzhen Airlines

Deal found 15/12£257

Sat 10/121:10LHR - HAN

1 stop21h 00mShenzhen Airlines

Deal found 15/12£257

Fri 9/121:10LHR - SGN

1 stop21h 40mShenzhen Airlines

Deal found 15/12£258

Find flight deals from Heathrow to Vietnam

Round-trip from	£367
One-way from	£246
Popular in	July
Cheapest in	November
Average price	£831
Good round-trip deal	£669 or less
Good one-way deal	£429 or less

China Eastern
14/1-29/1
2 total stops
59h 30m total
London to Vietnam

Search Deals

Shenzhen Airlines
28/1
1 total stop
21h 00m total
London to Vietnam

Search Deals

Highest demand for flights based on searches. 12% potential increase in price (£69 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Price to beat on a round-trip flight from London Heathrow to Vietnam.

Search Deals

Price to beat on a one-way flight from London Heathrow to Vietnam.

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Vietnam that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonHo Chi Minh City

LHR - SGN

LHRSGN

London Heathrow

Thu 30/4

20:35-19:55

1 stop17h 20m

Ho Chi Minh City

Thu 14/5

20:55-11:30

1 stop20h 35m

£450

LondonHo Chi Minh City

LHR - SGN

LHRSGN

London Heathrow

Sat 23/5

20:45-19:55

1 stop17h 10m

Ho Chi Minh City

Wed 10/6

20:55-07:30

1 stop16h 35m

£451

LondonHo Chi Minh City

LHR - SGN

LHRSGN

London Heathrow

Thu 7/5

09:45-19:55

1 stop28h 10m

Ho Chi Minh City

Thu 21/5

20:55-07:30

1 stop16h 35m

£451

LondonHo Chi Minh City

LHR - SGN

LHRSGN

London Heathrow

Wed 14/1

21:10-01:50

1 stop21h 40m

Ho Chi Minh City

Sat 24/1

02:50-19:10

1 stop23h 20m

£460

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Fri 27/2

21:10-01:10

1 stop21h 00m

Hanoi Noibai

Sat 21/3

02:10-19:10

1 stop24h 00m

£463

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Sat 28/2

21:10-01:10

1 stop21h 00m

Hanoi Noibai

Sun 22/3

02:10-19:10

1 stop24h 00m

£463

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Sat 24/1

21:10-13:55

1 stop33h 45m

Hanoi Noibai

Sun 15/2

14:55-19:10

1 stop35h 15m

£463

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Wed 4/3

21:10-01:10

1 stop21h 00m

Hanoi Noibai

Tue 17/3

02:10-19:10

1 stop24h 00m

£463

LondonHo Chi Minh City

LHR - SGN

LHRSGN

London Heathrow

Sat 10/1

21:00-16:00

2 stops36h 00m

Ho Chi Minh City

Wed 4/2

04:40-17:30

1 stop19h 50m

£480

LondonHo Chi Minh City

LHR - SGN

LHRSGN

London Heathrow

Fri 16/1

21:10-01:50

1 stop21h 40m

Ho Chi Minh City

Fri 30/1

02:50-19:10

1 stop23h 20m

£483

Flights are sorted by cheapest return flights first.

Deals found on 16/12

Showing 1-10 of 60 results

...

Best time to book a flight from Heathrow to Vietnam

Have a flexible travel schedule? Discover the best time to fly to Vietnam from Heathrow with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Vietnam

What is the cheapest month to book a flight from London Heathrow Airport to Vietnam?

Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to Vietnam (average of £372). Flying from London Heathrow Airport to Vietnam in August is currently the most expensive (average of £587). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LHR to VN?

A simple way to save on the total cost of your ticket is to fly from London Heathrow Airport to Vietnam at midday. If you’re flexible enough to do this you can expect to save up to 12% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from London Heathrow Airport to Vietnam?

Travellers seeking maximum savings on their London Heathrow Airport to Vietnam flight should consider departing on Friday evenings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

How often are flights from London to Vietnam delayed?

About 20% of weekly flights between London and Vietnam have experienced delays in the past year, with the average delay time being 165 minutes.

What is the most punctual flight time for London to Vietnam flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on London to Vietnam flights?

Over the past year, Vietnam Airlines have had the lowest number of delays on this route, with just 20% of flights being delayed.

Reviews of airlines servicing Vietnam

See what other customers who have flown with Cathay Pacific, Vietnam Airlines, andShenzhen Airlines from London Heathrow Airport to Vietnam have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Cathay Pacific

7.6

Good

1,095 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Sept 2025

PNH - HKG

Everything was good except the typhoon that cause cancelation of my return flight with i had not got any compensation for

Cathay Pacific

7.6

Good

1,095 reviews

Cathay Pacific

7.6

Good

1,095 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Sept 2025

PNH - HKG

Everything was good except the typhoon that cause cancelation of my return flight with i had not got any compensation for

Vietnam Airlines

7.6

Good

215 reviews

Cathay Pacific

7.6

Good

1,095 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Sept 2025

PNH - HKG

Everything was good except the typhoon that cause cancelation of my return flight with i had not got any compensation for

Shenzhen Airlines

7.6

Good

22 reviews

Cathay Pacific

7.6

Good

1,095 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Sept 2025

PNH - HKG

Everything was good except the typhoon that cause cancelation of my return flight with i had not got any compensation for

China Southern

7.5

Good

122 reviews

Cathay Pacific

7.6

Good

1,095 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Sept 2025

PNH - HKG

Everything was good except the typhoon that cause cancelation of my return flight with i had not got any compensation for

Qatar Airways

7.4

Good

3,683 reviews

Cathay Pacific

7.6

Good

1,095 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Sept 2025

PNH - HKG

Everything was good except the typhoon that cause cancelation of my return flight with i had not got any compensation for

Related info for your journey

How long is the flight from London Heathrow Airport to Vietnam?
For as low as £450, Air India can have you in Vietnam from London Heathrow Airport in 17h 20m. Airlines will cover a distance of 6345 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines to fly from London Heathrow Airport to Vietnam one-way?
The cheapet airlines for a one-way flight from London Heathrow Airport to Vietnam are Shenzhen Airlines (£242), Air China (£266), and China Southern (£283).
What are the most popular routes from London Heathrow Airport to Vietnam?
The most popular flight routes from London Heathrow Airport to Vietnam are London Heathrow - Ho Chi Minh City, London Heathrow - Hanoi Noibai and London Heathrow - Da Nang.
What are the most reliable airlines from London Heathrow Airport to Vietnam?
No one likes to see their flight delayed. When booking a flight from London Heathrow Airport to Vietnam consider choosing Vietnam Airlines (88%), Scandinavian Airlines (88%) or Cambodia Angkor Air (88%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from London Heathrow Airport to Vietnam?
On average you can expect to pay £1,584 for a flight from London Heathrow Airport to Vietnam. The cheapest flight overall is £367 while the most popular route, (London Heathrow - Ho Chi Minh City) is currently priced at £357.
Can I find deals for flights from Heathrow to Vietnam that include hotel bookings?
Yes. In addition to deals on Heathrow to Vietnam flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Heathrow to Vietnam?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Vietnam.
Can I find deals for business class flights from Heathrow to Vietnam?
Yes. Cheapflights offers flight deals from Heathrow to Vietnam by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London Heathrow Airport to Vietnam?
Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to Vietnam (average of £372). Flying from London Heathrow Airport to Vietnam in August is currently the most expensive (average of £587). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 10 airlines flying from Heathrow to Vietnam

Airline	Cheapest	Average	Flexibility	On-time
Air China	Cheapest£367	Average£449	FlexibilityNo cancel fee	On-time67%	Search Air China flights
Shenzhen Airlines	Cheapest£379	Average£486	FlexibilityNo cancel fee	On-time63%	Search Shenzhen Airlines flights
Air India	Cheapest£380	Average£614	FlexibilityNo cancel fee	On-timeN/A	Search Air India flights
China Southern	Cheapest£385	Average£561	FlexibilityNo cancel fee	On-time69%	Search China Southern flights
China Eastern	Cheapest£391	Average£502	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
Malaysia Airlines	Cheapest£509	Average£621	FlexibilityNo cancel fee	On-time67%	Search Malaysia Airlines flights
Air France	Cheapest£517	Average£822	FlexibilityNo cancel fee	On-time77%	Search Air France flights
Etihad Airways	Cheapest£518	Average£610	FlexibilityNo cancel fee	On-time75%	Search Etihad Airways flights
Singapore Airlines	Cheapest£551	Average£784	FlexibilityNo cancel fee	On-time81%	Search Singapore Airlines flights
Vietnam Airlines	Cheapest£564	Average£819	FlexibilityNo cancel fee	On-time81%	Search Vietnam Airlines flights

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How does Cheapflights help users find flights from Heathrow to Vietnam?

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Why should you use Cheapflights to find cheap flight tickets from Heathrow to Vietnam?

Cheapflights simply makes it quick and affordable to book flights from Heathrow to Vietnam by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Heathrow to Vietnam with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to Vietnam flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Heathrow to Vietnam become cheaper?

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Cheap flights from London Heathrow Airport to Vietnam from £246

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Heathrow to Vietnam

Cheapest flights from Heathrow to VietnamExplore the most affordable flight options available from Heathrow to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 December 2025.

Explore the most affordable flight options available from Heathrow to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 December 2025.

Find flight deals from Heathrow to Vietnam

Keep the following information in mind while searching for Heathrow to Vietnam flight deals. Data was last updated 17 December 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Vietnam that are best for you.

Best time to book a flight from Heathrow to Vietnam

Have a flexible travel schedule? Discover the best time to fly to Vietnam from Heathrow with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Vietnam

What is the cheapest month to book a flight from London Heathrow Airport to Vietnam?

What is the cheapest time of day to fly from LHR to VN?

Find hourly flight availability from Heathrow to Vietnam. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 December 2025.

What is the cheapest day to fly from London Heathrow Airport to Vietnam?

Use this chart to determine the cheapest time to fly return from Heathrow to Vietnam. Price data was last updated on 16 December 2024.

How often are flights from London to Vietnam delayed?

What is the most punctual flight time for London to Vietnam flights?

What day of the week experiences the fewest flight delays on this route?

Which airline has the best punctuality record on London to Vietnam flights?

Reviews of airlines servicing Vietnam

See what other customers who have flown with Cathay Pacific, Vietnam Airlines, andShenzhen Airlines from London Heathrow Airport to Vietnam have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Vietnam. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from London Heathrow Airport to Vietnam?

What are the cheapest airlines to fly from London Heathrow Airport to Vietnam one-way?

What are the most popular routes from London Heathrow Airport to Vietnam?

What are the most reliable airlines from London Heathrow Airport to Vietnam?

What are the cheapest flights from London Heathrow Airport to Vietnam?

Can I find deals for flights from Heathrow to Vietnam that include hotel bookings?

How can I find direct flights from Heathrow to Vietnam?

Can I find deals for business class flights from Heathrow to Vietnam?

What is the cheapest month to book a flight from London Heathrow Airport to Vietnam?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Heathrow to Vietnam

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Heathrow to Vietnam

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Heathrow to Vietnam?

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Vietnam?

Can Cheapflights find flights from Heathrow to Vietnam with no change fees?

Can Cheapflights notify me if prices for flights from Heathrow to Vietnam become cheaper?

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Cheapest flights from Heathrow to Vietnam
Explore the most affordable flight options available from Heathrow to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 December 2025.