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

For as low as £656, Shenzhen Airlines can have you in Vietnam from London Heathrow Airport in 20h 10m. Airlines will cover a distance of 6274 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 (£243), Etihad Airways (£253), and Air China (£254).

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 - Hanoi Noibai, London Heathrow - Ho Chi Minh City and London Heathrow - Da Nang.

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

On average you can expect to pay £1,656 for a flight from London Heathrow Airport to Vietnam. The cheapest flight overall is £390 while the most popular route, (London Heathrow - Hanoi Noibai) is currently priced at £392.

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, Cathay Pacific or China Southern.

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.

£265+ Cheap Flights from London Heathrow Airport to Vietnam

Cheap flight deals from Heathrow to Vietnam

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

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 4 November 2026.

Mon 30/1121:10 -

1 stop21h 00m

Sun 6/1202:10 -

1 stop24h 00m

Deal found 2/11£382

Mon 23/1120:25 -

1 stop23h 50m

Tue 15/1204:30 -

1 stop20h 20m

Deal found 31/10£383

Mon 23/1120:25 -

1 stop23h 50m

Tue 8/1204:30 -

1 stop20h 20m

Deal found 30/10£385

Wed 25/1122:00 -

1 stop29h 40m

Tue 1/1211:45 -

1 stop37h 50m

Deal found 31/10£388

Wed 25/1120:25 -

1 stop32h 30m

Wed 16/1204:30 -

1 stop18h 25m

Deal found 30/10£389

Mon 23/1121:10 -

1 stop21h 00m

Tue 8/1202:10 -

1 stop24h 00m

Deal found 1/11£390

Sat 14/1117:45 -

1 stop26h 30m

Mon 16/1104:30 -

1 stop20h 20m

Deal found 30/10£391

Mon 23/1122:00 -

1 stop33h 45m

Wed 9/1219:45 -

1 stop29h 50m

Deal found 30/10£393

Sun 22/1120:25 -

1 stop23h 50m

Sun 6/1204:30 -

1 stop20h 20m

Deal found 31/10£394

Thu 26/1122:30 -

1 stop31h 20m

Thu 10/1213:50 -

1 stop36h 20m

Deal found 3/11£394

Sat 7/1121:10 -

1 stop32h 40m

Sun 29/1102:30 -

1 stop23h 40m

Deal found 31/10£400

Thu 12/1122:30 -

1 stop31h 20m

Sun 22/1113:50 -

1 stop36h 20m

Deal found 3/11£401

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 4 November 2026.

Sun 22/1121:10 -

1 stop21h 00m

Fri 4/1218:30 -

1 stop31h 40m

Deal found 1/11£425

Thu 18/220:25 -

2 stops40h 15m

Tue 9/320:15 -

2 stops26h 40m

Deal found 31/10£477

Thu 19/1122:00 -

1 stop28h 40m

Wed 2/1210:40 -

1 stop38h 55m

Deal found 30/10£493

Thu 26/1111:00 -

1 stop20h 10m

Wed 9/1209:35 -

1 stop28h 40m

Deal found 3/11£656

Sun 29/1108:40 -

2 stops24h 10m

Wed 2/1215:10 -

2 stops30h 20m

Deal found 3/11£668

Wed 24/220:05 -

2 stops31h 10m

Thu 11/310:15 -

2 stops39h 10m

Deal found 30/10£710

Mon 16/1117:40 -

1 stop22h 10m

Tue 24/1100:10 -

1 stop22h 25m

Deal found 3/11£757

Mon 16/1116:50 -

1 stop33h 30m

Fri 20/1112:25 -

1 stop38h 45m

Deal found 30/10£797

Fri 12/217:10 -

1 stop32h 05m

Thu 18/209:45 -

1 stop36h 10m

Deal found 2/11£899

Thu 28/122:30 -

1 stop19h 40m

Wed 24/202:10 -

1 stop25h 20m

Deal found 30/10£476

Thu 3/1222:30 -

2 stops26h 45m

Wed 13/108:55 -

3 stops42h 35m

Deal found 3/11£558

Fri 1/121:10 -

1 stop29h 30m

Wed 20/102:10 -

1 stop25h 20m

Deal found 3/11£521

Fri 20/1121:10 -

1 stop32h 40m

Mon 30/1102:30 -

1 stop25h 00m

Deal found 3/11£535

Mon 25/121:30 -

2 stops53h 10m

Sun 31/110:40 -

1 stop38h 55m

Deal found 1/11£650

Tue 1/1208:40 -

2 stops23h 45m

Wed 13/118:05 -

2 stops33h 25m

Deal found 1/11£600

Mon 16/1113:55 -

2 stops42h 55m

Fri 20/1115:10 -

2 stops27h 55m

Deal found 30/10£668

Thu 19/1111:00 -

1 stop17h 30m

Mon 30/1120:55 -

1 stop17h 20m

Deal found 30/10£712

Mon 16/1108:25 -

2 stops27h 40m

Tue 24/1110:15 -

2 stops39h 10m

Deal found 31/10£725

Wed 9/1209:00 -

3 stops24h 00m

Mon 21/1218:40 -

2 stops28h 15m

Deal found 30/10£607

Thu 31/1222:30 -

1 stop19h 40m

Thu 21/110:40 -

1 stop16h 50m

Deal found 3/11£553

Tue 24/1120:55 -

2 stops35h 55m

Sat 28/1109:25 -

2 stops28h 15m

Deal found 1/11£671

Sun 24/122:00 -

1 stop28h 40m

Sun 31/110:40 -

1 stop38h 55m

Deal found 31/10£707

Tue 8/1211:00 -

1 stop16h 00m

Mon 21/1210:35 -

1 stop27h 40m

Deal found 30/10£725

Wed 11/1117:50 -

1 stop16h 55m

Sun 15/1112:25 -

1 stop25h 35m

Deal found 2/11£798

Fri 26/208:25 -

2 stops27h 40m

Thu 11/310:15 -

2 stops39h 10m

Deal found 30/10£726

Sun 6/1221:10 -

1 stop33h 45m

Fri 15/114:55 -

1 stop35h 15m

Deal found 2/11£554

Mon 1/221:10 -

2 stops32h 10m

Sun 28/208:45 -

2 stops41h 25m

Deal found 3/11£631

Wed 30/1213:55 -

2 stops22h 50m

Fri 22/109:25 -

2 stops28h 15m

Deal found 31/10£710

Fri 27/1111:00 -

1 stop19h 30m

Tue 1/1214:05 -

2 stops48h 10m

Deal found 3/11£729

Fri 1/121:10 -

1 stop32h 40m

Tue 19/113:50 -

1 stop36h 20m

Deal found 3/11£556

Find flight deals from Heathrow to Vietnam

Round-trip from	£382
One-way from	£265
Popular in	December
Cheapest in	September
Average price	£508
Good round-trip deal	£679 or less
Good one-way deal	£600 or less

Shenzhen Airlines
30/11-6/12
2 total stops
45h 00m total
London to Vietnam

Search Deals

Hainan Airlines
2/12-31/12
1 total stop
17h 10m total
London to Vietnam

Search Deals

High demand for flights, 3% potential price rise

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 November 2026

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

Cheapest return flight

LondonDa Nang

LHR London Heathrow - DAD Da Nang

LHRDAD

London Heathrow

Mon 30/11

21:30-09:20

2 stops28h 50m

Da Nang

Wed 31/12

00:00-17:00

Nonstop0h 00m

£303

LondonHanoi

LHR London Heathrow - HAN Hanoi Noibai

LHRHAN

London Heathrow

Mon 1/2

21:10-13:55

1 stop33h 45m

Hanoi Noibai

Wed 31/12

00:00-17:00

Nonstop0h 00m

£309

LondonNha Trang

LHR London Heathrow - CXR Nha Trang Cam Ranh

LHRCXR

London Heathrow

Sun 17/1

22:15-11:30

2 stops30h 15m

Nha Trang Cam Ranh

Wed 31/12

00:00-17:00

Nonstop0h 00m

£309

LondonHanoi

LHR London Heathrow - HAN Hanoi Noibai

LHRHAN

London Heathrow

Mon 4/1

21:10-17:30

1 stop37h 20m

Hanoi Noibai

Wed 31/12

00:00-17:00

Nonstop0h 00m

£311

LondonPhu Quoc

LHR London Heathrow - PQC Phu Quoc Duong Dang

LHRPQC

London Heathrow

Thu 26/11

06:50-18:05

3 stops28h 15m

Phu Quoc Duong Dang

Wed 31/12

00:00-17:00

Nonstop0h 00m

£332

LondonNha Trang

LHR London Heathrow - CXR Nha Trang Cam Ranh

LHRCXR

London Heathrow

Wed 20/1

21:05-09:30

2 stops29h 25m

Nha Trang Cam Ranh

Wed 31/12

00:00-17:00

Nonstop0h 00m

£348

LondonNha Trang

LHR London Heathrow - CXR Nha Trang Cam Ranh

LHRCXR

London Heathrow

Mon 18/1

21:10-09:30

2 stops29h 20m

Nha Trang Cam Ranh

Wed 31/12

00:00-17:00

Nonstop0h 00m

£351

LondonNha Trang

LHR London Heathrow - CXR Nha Trang Cam Ranh

LHRCXR

London Heathrow

Mon 12/4

22:10-15:10

1 stop35h 00m

Nha Trang Cam Ranh

Wed 31/12

00:00-17:00

Nonstop0h 00m

£353

LondonNha Trang

LHR London Heathrow - CXR Nha Trang Cam Ranh

LHRCXR

London Heathrow

Fri 15/1

21:30-12:00

3 stops31h 30m

Nha Trang Cam Ranh

Wed 31/12

00:00-17:00

Nonstop0h 00m

£359

LondonHanoi

LHR London Heathrow - HAN Hanoi Noibai

LHRHAN

London Heathrow

Fri 4/12

06:30-14:10

2 stops24h 40m

Hanoi Noibai

Wed 31/12

00:00-17:00

Nonstop0h 00m

£362

Flights are sorted by cheapest return flights first.

Deals found on 31/10

Showing 1-10 of 60 resultsSorted by cheapest first

...

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.

LHR-HAN

LHR-DAD

LHR-SGN

LHR-HPH

LHR-CXR

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

LHR-VN0

LHR-HAN

LHR-DAD

LHR-SGN

LHR-HPH

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 £628). Flying from London Heathrow Airport to Vietnam in December is currently the most expensive (average of £951). 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?

When flying from London Heathrow Airport to Vietnam, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How often are flights from London to Vietnam delayed?

About 10% of weekly flights between London and Vietnam have experienced delays in the past year, with the average delay time being 137 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?

Saturday tends to have the lowest number of delays on this route, whereas Thursday 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 10% of flights being delayed.

How far ahead should I book a flight from London Heathrow Airport to Vietnam?

The best time to book flights from London Heathrow Airport to Vietnam is 87 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Vietnam

See what other customers who have flown with Vietnam Airlines,Cathay Pacific, andChina Southern 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.

Vietnam Airlines

7.7

Good

296 reviews

Check prices

Reviews

1 / 17

6.0

Good

Laura,Sept 2026

DAD - SGN

Flight was delayed - no communication until we boarded nearly an hour late

Vietnam Airlines

7.7

Good

296 reviews

Vietnam Airlines

7.7

Good

296 reviews

Check prices

Reviews

1 / 17

6.0

Good

Laura,Sept 2026

DAD - SGN

Flight was delayed - no communication until we boarded nearly an hour late

Cathay Pacific

7.6

Good

1,538 reviews

Vietnam Airlines

7.7

Good

296 reviews

Check prices

Reviews

1 / 17

6.0

Good

Laura,Sept 2026

DAD - SGN

Flight was delayed - no communication until we boarded nearly an hour late

China Southern

7.5

Good

188 reviews

Vietnam Airlines

7.7

Good

296 reviews

Check prices

Reviews

1 / 17

6.0

Good

Laura,Sept 2026

DAD - SGN

Flight was delayed - no communication until we boarded nearly an hour late

Qatar Airways

7.4

Good

3,711 reviews

Vietnam Airlines

7.7

Good

296 reviews

Check prices

Reviews

1 / 17

6.0

Good

Laura,Sept 2026

DAD - SGN

Flight was delayed - no communication until we boarded nearly an hour late

Etihad Airways

7.3

Good

1,557 reviews

Vietnam Airlines

7.7

Good

296 reviews

Check prices

Reviews

1 / 17

6.0

Good

Laura,Sept 2026

DAD - SGN

Flight was delayed - no communication until we boarded nearly an hour late

Related info for your journey

How long is the flight from London Heathrow Airport to Vietnam?
For as low as £656, Shenzhen Airlines can have you in Vietnam from London Heathrow Airport in 20h 10m. Airlines will cover a distance of 6274 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 (£243), Etihad Airways (£253), and Air China (£254).
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 - Hanoi Noibai, London Heathrow - Ho Chi Minh City and London Heathrow - Da Nang.
What are the cheapest flights from London Heathrow Airport to Vietnam?
On average you can expect to pay £1,656 for a flight from London Heathrow Airport to Vietnam. The cheapest flight overall is £390 while the most popular route, (London Heathrow - Hanoi Noibai) is currently priced at £392.
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 £628). Flying from London Heathrow Airport to Vietnam in December is currently the most expensive (average of £951). 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 India	Cheapest£125	Average£633	FlexibilityNo cancel fee	On-timeN/A	Search Air India flights
Hainan Airlines	Cheapest£190	Average£391	FlexibilityNo cancel fee	On-time61%	Search Hainan Airlines flights
Etihad Airways	Cheapest£344	Average£702	FlexibilityNo cancel fee	On-time75%	Search Etihad Airways flights
Shenzhen Airlines	Cheapest£368	Average£495	FlexibilityNo cancel fee	On-time63%	Search Shenzhen Airlines flights
Air China	Cheapest£369	Average£456	FlexibilityNo cancel fee	On-time67%	Search Air China flights
China Eastern	Cheapest£380	Average£486	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
China Southern	Cheapest£395	Average£557	FlexibilityNo cancel fee	On-time69%	Search China Southern flights
Malaysia Airlines	Cheapest£525	Average£735	FlexibilityNo cancel fee	On-time67%	Search Malaysia Airlines flights
British Airways	Cheapest£572	Average£765	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Cathay Pacific	Cheapest£575	Average£844	FlexibilityNo cancel fee	On-time72%	Search Cathay Pacific flights

Fly with Cheapflights

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

Cheapflights helps you search for flights from Heathrow to Vietnam via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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.

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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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Cheap flights from London Heathrow Airport to Vietnam from £265

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/12. 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 4 November 2026.

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 4 November 2026.

Best flights from Heathrow to VietnamDiscover 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 4 November 2026.

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 4 November 2026.

Direct flights from Heathrow to VietnamExplore direct flight options from Heathrow to Vietnam based on user searches, and compare prices and availability for your desired travel dates. Data last updated 4 November 2026.

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 4 November 2026.

Last-minute flights from Heathrow to VietnamDiscover last-minute flight deals from Heathrow to Vietnam. Data last updated 4 November 2026 and is based on user searches.

Discover last-minute flight deals from Heathrow to Vietnam. Data last updated 4 November 2026 and is based on user searches.

One-way flights from Heathrow to VietnamSearch for one-way flight options from Heathrow to Vietnam. Find affordable one-way fares based on user searches. Data last updated 4 November 2026.

Search for one-way flight options from Heathrow to Vietnam. Find affordable one-way fares based on user searches. Data last updated 4 November 2026.

Find flight deals from Heathrow to Vietnam

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

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 4 November 2026.

When flying from London Heathrow Airport to Vietnam, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How often are flights from London to Vietnam delayed?

About 10% of weekly flights between London and Vietnam have experienced delays in the past year, with the average delay time being 137 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?

Saturday tends to have the lowest number of delays on this route, whereas Thursday 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 10% of flights being delayed.

How far ahead should I book a flight from London Heathrow Airport to Vietnam?

The best time to book flights from London Heathrow Airport to Vietnam is 87 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Vietnam

See what other customers who have flown with Vietnam Airlines,Cathay Pacific, andChina Southern 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

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 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Heathrow to Vietnam

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

Complete your trip

Complete your trip to Vietnam by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to

Book a non-stop flight to one of these other cities located in .

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Find flights from Heathrow to Vietnam, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Heathrow and Vietnam flights

Browse other Heathrow and Vietnam flight options. Last updated on 4 November 2026.

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Heathrow to Vietnam flights

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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 4 November 2026.

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 4 November 2026.

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 4 November 2026.

Last-minute flights from Heathrow to Vietnam
Discover last-minute flight deals from Heathrow to Vietnam. Data last updated 4 November 2026 and is based on user searches.

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 4 November 2026.