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Cheap flights from Vietnam to London Heathrow Airport from £140

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 14/12. Fares are subject to change and may not be available on all flights or dates of travel.
SGN — LHR
7 Jan — 14 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Vietnam to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Vietnam to Heathrow
Explore the most affordable flight options available from Vietnam to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 December 2025.

Sat 27/1208:00SGN - LHR
1 stop17h 35mChina Southern
Wed 31/1217:15LHR - SGN
2 stops25h 10mChina Southern
Deal found 6/12£422
Sat 20/1202:40SGN - LHR
1 stop18h 20mChina Southern
Sun 18/122:00LHR - SGN
1 stop20h 20mChina Southern
Deal found 8/12£451
Tue 23/1216:55SGN - LHR
2 stops31h 35mMultiple Airlines
Sat 17/121:10LHR - SGN
1 stop21h 40mMultiple Airlines
Deal found 8/12£452
Tue 23/1214:30SGN - LHR
2 stops30h 30mChina Southern
Mon 19/122:00LHR - SGN
1 stop17h 10mChina Southern
Deal found 8/12£456
Wed 24/1213:10SGN - LHR
2 stops36h 25mChina Southern
Sun 18/122:00LHR - SGN
1 stop34h 05mChina Southern
Deal found 8/12£466
Wed 24/1216:10SGN - LHR
1 stop33h 25mChina Southern
Fri 16/121:30LHR - SGN
2 stops21h 10mChina Southern
Deal found 8/12£479
Sat 20/1202:25SGN - LHR
2 stops23h 10mChina Southern
Wed 21/122:00LHR - SGN
1 stop20h 20mChina Southern
Deal found 8/12£482
Sat 20/1216:10SGN - LHR
2 stops28h 50mChina Southern
Thu 22/122:00LHR - SGN
1 stop17h 10mChina Southern
Deal found 8/12£485
Tue 23/1205:00SGN - LHR
1 stop17h 55mMultiple Airlines
Mon 19/121:10LHR - SGN
1 stop21h 40mMultiple Airlines
Deal found 8/12£488
Tue 23/1202:35HAN - LHR
2 stops21h 55mMultiple Airlines
Sat 3/121:35LHR - HAN
2 stops30h 40mMultiple Airlines
Deal found 7/12£490
Mon 22/1205:00SGN - LHR
1 stop19h 50mMultiple Airlines
Mon 19/121:10LHR - SGN
1 stop21h 40mMultiple Airlines
Deal found 8/12£490
Tue 23/1215:45HAN - LHR
2 stops32h 45mMultiple Airlines
Sat 3/121:35LHR - HAN
2 stops30h 40mMultiple Airlines
Deal found 7/12£491

Find flight deals from Vietnam to Heathrow

Keep the following information in mind while searching for Vietnam to Heathrow flight deals. Data was last updated 8 December 2025.

Round-trip from

£422

One-way from

£140

Popular in

August

Cheapest in

October

Average price

£678

Good round-trip deal

£804 or less

Good one-way deal

£351 or less
China Southern
  • China Southern
  • 27/12-31/12
  • 3 total stops
  • 42h 45m total
  • Vietnam to London
Search Deals
China Eastern
  • China Eastern
  • 14/12
  • 2 total stops
  • 27h 30m total
  • Vietnam to London
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£44 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£9 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 Vietnam to London Heathrow.
Search Deals
Price to beat on a one-way flight from Vietnam to London Heathrow.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Vietnam to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 8 December 2025.
Use the filters below to find and compare flights from Vietnam to London Heathrow Airport that are best for you.

Fly from

Vietnam

Fly to

Heathrow

Route

Depart

Return

Price

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Tue 23/12

02:35-17:30

2 stops21h 55m

London Heathrow

Sat 3/1

21:35-11:15

2 stops30h 40m

£490

Ho Chi Minh CityLondon

SGN - LHR

SGNLHR

Ho Chi Minh City

Thu 25/12

08:00-18:35

1 stop17h 35m

London Heathrow

Wed 31/12

19:45-07:55

1 stop29h 10m

£514

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Thu 22/1

19:40-19:10

1 stop30h 30m

London Heathrow

Mon 26/1

21:10-13:55

1 stop33h 45m

£517

Ho Chi Minh CityLondon

SGN - LHR

SGNLHR

Ho Chi Minh City

Wed 21/1

23:20-17:50

2 stops25h 30m

London Heathrow

Wed 28/1

17:40-21:20

2 stops44h 40m

£521

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Wed 21/1

02:45-17:30

1 stop21h 45m

London Heathrow

Thu 29/1

21:00-01:45

1 stop21h 45m

£523

Ho Chi Minh CityLondon

SGN - LHR

SGNLHR

Ho Chi Minh City

Thu 22/1

17:10-17:35

3 stops31h 25m

London Heathrow

Sat 31/1

21:10-01:50

1 stop21h 40m

£524

Ho Chi Minh CityLondon

SGN - LHR

SGNLHR

Ho Chi Minh City

Wed 21/1

20:55-19:20

1 stop29h 25m

London Heathrow

Wed 28/1

21:10-01:50

1 stop21h 40m

£527

Ho Chi Minh CityLondon

SGN - LHR

SGNLHR

Ho Chi Minh City

Mon 9/2

20:55-20:30

1 stop30h 35m

London Heathrow

Mon 23/2

08:45-19:55

1 stop28h 10m

£535

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Fri 16/1

08:55-19:50

1 stop17h 55m

London Heathrow

Sat 24/1

21:10-13:55

1 stop33h 45m

£547

Da NangLondon

DAD - LHR

DADLHR

Da Nang

Fri 22/5

20:40-19:00

2 stops28h 20m

London Heathrow

Fri 29/5

22:10-07:10

2 stops27h 00m

£556

Flights are sorted by cheapest return flights first.

Deals found on 6/12

Showing 1-10 of 59 results
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Best time to book a flight from Vietnam to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Vietnam 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 Vietnam to London Heathrow Airport

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

Currently, October is the cheapest month in which you can book a flight from Vietnam to London Heathrow Airport (average of £292). Flying from Vietnam to London Heathrow Airport in January is currently the most expensive (average of £659). 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 VN to LHR?

Find hourly flight availability from Vietnam to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 8 December 2025.

It’s typically best to fly out from Vietnam to London Heathrow Airport at midday. Doing so could potentially save you 41% on the flight price compared to flying in the afternoon, which is usually more expensive.

How often are flights from Vietnam to London delayed?

About 21% of weekly flights between Vietnam and London have experienced delays in the past year, with the average delay time being 113 minutes.

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

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

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

Friday 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 Vietnam to London flights?

Over the past year, Vietnam Airlines have had the lowest number of delays on this route, with just 21% of flights being delayed.

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 8 December 2025.
Check out reviews from past customers who have flown with Cathay Pacific, Vietnam Airlines, andChina Southern from Vietnam to London Heathrow Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Cathay Pacific
7.6
Good
1,088 reviews
Check prices

Comfort

7.6

Overall

7.6

Crew

8.1

Boarding

7.9

Entertainment

7.8

Food

7.3

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
1,088 reviews
Cathay Pacific
7.6
Good
1,088 reviews
Check prices

Comfort

7.6

Overall

7.6

Crew

8.1

Boarding

7.9

Entertainment

7.8

Food

7.3

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
216 reviews
Cathay Pacific
7.6
Good
1,088 reviews
Check prices

Comfort

7.6

Overall

7.6

Crew

8.1

Boarding

7.9

Entertainment

7.8

Food

7.3

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
1,088 reviews
Check prices

Comfort

7.6

Overall

7.6

Crew

8.1

Boarding

7.9

Entertainment

7.8

Food

7.3

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
3,676 reviews
Cathay Pacific
7.6
Good
1,088 reviews
Check prices

Comfort

7.6

Overall

7.6

Crew

8.1

Boarding

7.9

Entertainment

7.8

Food

7.3

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

Find useful and relevant information for your journey from Vietnam to Heathrow. 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 Vietnam to London Heathrow Airport?

    Airlines like China Southern, China Eastern, and Cathay Pacific fly from Vietnam to London Heathrow Airport in about 17h 35m. The time it takes to get you to your destination can typically vary by up to 17h 35m. The distance between Vietnam and London Heathrow Airport is about 6345 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    One-way options have recently been found by users for as low as £134 on Etihad Airways. Other airlines that offer cheap prices include China Eastern from £141 and China Southern from £163 one-way.

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

    The most popular route from Vietnam to London Heathrow Airport is Ho Chi Minh City - London Heathrow. You may also consider Hanoi Noibai - London Heathrow or Da Nang - London Heathrow.

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

    Before booking your flight to London Heathrow Airport from Vietnam, check out the most reliable airlines to get you to your destination on time: Vietnam Airlines (67%), Scandinavian Airlines (67%), Cambodia Angkor Air( 67%).

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

    Looking for the cheapest flight from Vietnam to London Heathrow Airport? While on average our users pay £352, our data indicates the cheapest price to be £349. The most popular route (Ho Chi Minh City - London Heathrow), is priced around £535.

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

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

  • How can I find direct flights from Vietnam to Heathrow?

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

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

    Yes. Cheapflights offers flight deals from Vietnam to Heathrow 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 Vietnam to London Heathrow Airport?

    Currently, October is the cheapest month in which you can book a flight from Vietnam to London Heathrow Airport (average of £292). Flying from Vietnam to London Heathrow Airport in January is currently the most expensive (average of £659). 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.

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Slough
Northampton
Hounslow
Luton
Gatwick
Wembley
Ilford
Brentford
Colchester
Watford
Hayes
Crawley
Winchester
Swindon
Deal
Bedford
Romford
Chichester

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Vietnam to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Vietnam to Heathrow

Discover the top 4 airlines that operate flights from Vietnam to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 8 December 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£291Average£513FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Qatar AirwaysCheapest£639Average£717FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Cathay PacificCheapest£710Average£793FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Vietnam AirlinesCheapest£758Average£894FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights

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 Vietnam to Heathrow?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Vietnam to Heathrow. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Vietnam to Heathrow.

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

Need flexible booking options for your flight to Heathrow from Vietnam? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes! Start tracking prices for Vietnam to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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