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

Wednesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

What is the cheapest airline that flies from London Heathrow to Vietnam?

Shenzhen Airlines, Air China, and Vietnam Airlines are the most popular carriers operating from London Heathrow to Vietnam

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

According to our data, Vietnam Airlines have had the fewest delays on this route over the last 12 months, with about 20% of their flights experiencing any sort of delay.

How often are flights from London to Vietnam delayed?

Historically, on average around 20% of flights between London and Vietnam have experienced a delay on any given week. The average delay length over the past 12 months has been 165 minutes.

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

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

How many flights depart from London Heathrow Airport to Vietnam on average per week?

15 flights are operational weekly from London Heathrow Airport to Vietnam as of December 2025. The most popular departure day for this route is Thu, with 20% of flights per week taking off on this day.

Which airlines fly to Vietnam?

Vietnam Airlines, China Southern and Qatar Airways are the top three most popular airlines that fly to Vietnam from London Heathrow Airport according to our data. Vietnam Airlines is the first choice among our users, with 40% of people opting to fly with this airline when travelling to Vietnam. Keep in mind that there are 18 different airlines that fly to Vietnam on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from London Heathrow Airport to Vietnam?

Prices for flights from London Heathrow Airport to Vietnam were last updated today.

How many operators does momondo search for flights from London Heathrow Airport to Vietnam?

As of December 2025, there are 18 operators available to choose from for flights from London Heathrow Airport to Vietnam.

How old do you have to be to fly from London Heathrow Airport to Vietnam?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Vietnam.

What documentation or ID do you need to fly to Vietnam?

The travel and health documents required for your trip to Vietnam can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Vietnam. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£247 Cheap Flights from London Heathrow Airport to Vietnam in 2025/26

Q: How many flights depart from London Heathrow Airport to Vietnam on average per day?

As of December 2025, there are 2 flights per day flying from London Heathrow Airport to Vietnam. The most common time of day flights depart is 11:00, with 100% of flights taking off at midday.

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21:00 - 17:45

LHR

HAN

37h 45m1 stop

18:45 - 17:30

HAN

LHR

29h 45m1 stop

£392China Eastern

Thu, 19 Feb - Sun, 8 Mar

21:00 - 14:45

LHR

HAN

34h 45m2 stops

16:15 - 17:30

HAN

LHR

32h 15m2 stops

£393China Eastern

Thu, 19 Feb - Sun, 8 Mar

21:10 - 01:50

LHR

SGN

21h 40m1 stop

02:50 - 19:10

SGN

LHR

23h 20m1 stop

£438Shenzhen Airlines

Sun, 1 Feb - Sat, 28 Feb

21:10 - 01:50

LHR

SGN

21h 40m1 stop

02:50 - 19:10

SGN

LHR

23h 20m1 stop

£440Shenzhen Airlines

Sun, 11 Jan - Thu, 29 Jan

21:30 - 17:40

LHR

CXR

37h 10m2 stops

18:45 - 18:35

CXR

LHR

30h 50m1 stop

£569China Southern

Thu, 15 Jan - Mon, 26 Jan

22:00 - 17:40

LHR

CXR

36h 40m1 stop

18:45 - 18:35

CXR

LHR

30h 50m1 stop

£573China Southern

Thu, 15 Jan - Mon, 26 Jan

20:15 - 12:05

LHR

PQC

32h 50m1 stop

18:55 - 17:20

PQC

LHR

29h 25m1 stop

£624Cathay Pacific

Fri, 16 Jan - Wed, 21 Jan

18:20 - 09:40

LHR

PQC

33h 20m1 stop

10:25 - 18:15

PQC

LHR

37h 50m1 stop

£635Cathay Pacific

Tue, 14 Apr - Thu, 14 May

19:10 - 18:20

LHR

DLI

17h 10m1 stop

11:45 - 17:50

DLI

LHR

36h 05m1 stop

£689Vietnam Airlines

Thu, 28 May - Mon, 1 Jun

19:10 - 09:50

LHR

DLI

32h 40m1 stop

18:55 - 17:50

DLI

LHR

28h 55m1 stop

£690Vietnam Airlines

Thu, 28 May - Mon, 1 Jun

Shenzhen Airlines flights from London Heathrow Airport to Vietnam

Our best Shenzhen Airlines deals on London Heathrow Airport to Vietnam flight tickets

Shenzhen Airlines

1 Feb

LHR21:10London Heathrow

21h 40m

1 stop

SGN01:50Ho Chi Minh City

28 Feb

SGN02:50Ho Chi Minh City

23h 20m

1 stop

LHR19:10London Heathrow

£438

Find similar

Shenzhen Airlines

11 Jan

LHR21:10London Heathrow

21h 40m

1 stop

SGN01:50Ho Chi Minh City

29 Jan

SGN02:50Ho Chi Minh City

23h 20m

1 stop

LHR19:10London Heathrow

£440

Find similar

Shenzhen Airlines

11 Jan

LHR21:10London Heathrow

21h 40m

1 stop

SGN01:50Ho Chi Minh City

25 Jan

SGN02:50Ho Chi Minh City

23h 20m

1 stop

LHR19:10London Heathrow

£441

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Cathay Pacific flights from London Heathrow Airport to Vietnam

Our best Cathay Pacific deals on London Heathrow Airport to Vietnam flight tickets

Cathay Pacific

13 Jan

LHR16:50London Heathrow

18h 45m

1 stop

SGN18:35Ho Chi Minh City

5 Feb

SGN07:15Ho Chi Minh City

19h 55m

1 stop

LHR20:10London Heathrow

£452

Find similar

Cathay Pacific

14 Jan

LHR11:00London Heathrow

16h 35m

1 stop

SGN10:35Ho Chi Minh City

5 Feb

SGN07:15Ho Chi Minh City

19h 55m

1 stop

LHR20:10London Heathrow

£454

Find similar

Cathay Pacific

30 Jan

LHR17:50London Heathrow

17h 05m

1 stop

PQC17:55Phu Quoc Duong Dang

6 Feb

PQC18:55Phu Quoc Duong Dang

27h 05m

1 stop

LHR15:00London Heathrow

£649

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momondo Fare Finder

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

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Fly to

Route

Depart

Return

Price

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Thu 19/2

21:00-17:45

1 stop37h 45m

Hanoi Noibai

Sun 8/3

18:45-17:30

1 stop29h 45m

£392

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Thu 19/2

21:00-14:45

2 stops34h 45m

Hanoi Noibai

Sun 8/3

16:15-17:30

2 stops32h 15m

£393

LondonHo Chi Minh City

LHR - SGN

LHRSGN

London Heathrow

Sun 1/2

21:10-01:50

1 stop21h 40m

Ho Chi Minh City

Sat 28/2

02:50-19:10

1 stop23h 20m

£438

LondonHo Chi Minh City

LHR - SGN

LHRSGN

London Heathrow

Sun 11/1

21:10-01:50

1 stop21h 40m

Ho Chi Minh City

Thu 29/1

02:50-19:10

1 stop23h 20m

£440

LondonNha Trang

LHR - CXR

LHRCXR

London Heathrow

Thu 15/1

21:30-17:40

2 stops37h 10m

Nha Trang Cam Ranh

Mon 26/1

18:45-18:35

1 stop30h 50m

£569

LondonNha Trang

LHR - CXR

LHRCXR

London Heathrow

Thu 15/1

22:00-17:40

1 stop36h 40m

Nha Trang Cam Ranh

Mon 26/1

18:45-18:35

1 stop30h 50m

£573

LondonPhu Quoc

LHR - PQC

LHRPQC

London Heathrow

Fri 16/1

20:15-12:05

1 stop32h 50m

Phu Quoc Duong Dang

Wed 21/1

18:55-17:20

1 stop29h 25m

£624

LondonPhu Quoc

LHR - PQC

LHRPQC

London Heathrow

Tue 14/4

18:20-09:40

1 stop33h 20m

Phu Quoc Duong Dang

Thu 14/5

10:25-18:15

1 stop37h 50m

£635

LondonDalat

LHR - DLI

LHRDLI

London Heathrow

Thu 28/5

19:10-18:20

1 stop17h 10m

Dalat Lien Khuong Intl

Mon 1/6

11:45-17:50

1 stop36h 05m

£689

LondonDalat

LHR - DLI

LHRDLI

London Heathrow

Thu 28/5

19:10-09:50

1 stop32h 40m

Dalat Lien Khuong Intl

Mon 1/6

18:55-17:50

1 stop28h 55m

£690

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London Heathrow Airport to Vietnam

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Other information

What is the cheapest month to fly to Vietnam?

In general, November is the cheapest month to fly from London Heathrow Airport to Vietnam. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £566. If you’re not able to fly to Vietnam in November, then September is your next best option. Flight prices from London Heathrow Airport to Vietnam during September average around £579.

What is the cheapest day to depart on your flight to Vietnam?

The cheapest day to depart from London Heathrow Airport to Vietnam is on a Wednesday when prices can be found for as low as £695. Flights from London Heathrow Airport to Vietnam on a Sunday will generally be more expensive and average around £810. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Vietnam?

Flying to Vietnam from London Heathrow Airport in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as £649 when looking at flights departing in the afternoon. Flights in the morning are often more expensive, with an average ticket price of £777.

What is the cheapest London Heathrow to Vietnam flight route?

Fly from London Heathrow to Hanoi Noibai for the best London Heathrow - Vietnam flight prices

How far in advance should I book a flight to Vietnam?

You are more likely to see cheaper flights to Vietnam from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Vietnam for around £677 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Vietnam from London Heathrow Airport for as low as £591 on momondo.

What cabin class options are available on London Heathrow to Vietnam flights?

There are 3 cabin classes available to choose from on London Heathrow to Vietnam flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London Heathrow Airport to Vietnam flights?

You could potentially save up to 23% on your flight if you consider stops on a London Heathrow Airport to Vietnam flight.

Cheap London Heathrow Airport to Vietnam flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Vietnam

Best price found	£430
Fastest flight time	11h 20m
Direct flights	Mon, Tue, Thu and Sat
Airports in Vietnam	28 airports

The best one-way flight to Vietnam from London Heathrow Airport in the past 72 hours is £430. The best return flight deal from London Heathrow Airport to Vietnam found on momondo in the last 72 hours is £671.

The fastest flight from London Heathrow Airport to Vietnam takes 11h 20m

Direct flights go from London Heathrow Airport to Vietnam on Monday, Tuesday, Thursday and Saturday. Airline offering direct flights is Vietnam Airlines..

There are 28 airports in Vietnam. From London Heathrow Airport there are direct flights to Hanoi Noibai (HAN).

Search flight deals

When did momondo last update prices for flights from London Heathrow Airport to Vietnam?
Prices for flights from London Heathrow Airport to Vietnam were last updated today.
How many operators does momondo search for flights from London Heathrow Airport to Vietnam?
As of December 2025, there are 18 operators available to choose from for flights from London Heathrow Airport to Vietnam.
How old do you have to be to fly from London Heathrow Airport to Vietnam?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Vietnam.
What documentation or ID do you need to fly to Vietnam?
The travel and health documents required for your trip to Vietnam can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Vietnam. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from London Heathrow Airport to Vietnam?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from London Heathrow Airport to Vietnam is Boeing 787 Dreamliner (92.30% of total bookings). The next most popular plane models are Boeing 777-300ER (3.19%), Boeing 787-9 Dreamliner (1.63%), and Boeing 777 (0.78%).

Best airlines flying from London Heathrow Airport to Vietnam

Compare and see reviews for airlines that fly from London Heathrow Airport to Vietnam with momondo

Airline	Rating	Free Cancellation	Price
Air China	PriceFrom £368	Free Cancellation	Rating 7.1 129 reviews	Search Air China flights
Shenzhen Airlines	PriceFrom £380	Free Cancellation	Rating 7.6 22 reviews	Search Shenzhen Airlines flights
Air India	PriceFrom £381	Free Cancellation	Rating 5.5 2,952 reviews	Search Air India flights
China Southern	PriceFrom £386	Free Cancellation	Rating 7.5 122 reviews	Search China Southern flights
China Eastern	PriceFrom £392	Free Cancellation	Rating 7.2 178 reviews	Search China Eastern flights
Malaysia Airlines	PriceFrom £510	Free Cancellation	Rating 7.3 282 reviews	Search Malaysia Airlines flights
Air France	PriceFrom £518	Free Cancellation	Rating 7.4 1,507 reviews	Search Air France flights
Etihad Airways	PriceFrom £519	Free Cancellation	Rating 7.4 1,332 reviews	Search Etihad Airways flights
Singapore Airlines	PriceFrom £552	Free Cancellation	Rating 8.1 1,413 reviews	Search Singapore Airlines flights
Vietnam Airlines	PriceFrom £566	Free Cancellation	Rating 7.6 215 reviews	Search Vietnam Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Vietnam?

Finding the right flight to Vietnam from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Vietnam quick and easy, saving you time and money.

Can I find flights from London to Vietnam with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Vietnam from London with this policy.

How can momondo help me find flights from London to Vietnam?

momondo helps you find the best flight between London and Vietnam by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from London to Vietnam right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of London to Vietnam flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Vietnam trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Find better results for your trip to Vietnam

Popular Cities in Vietnam

Flights to Ho Chi Minh Cityfrom £358

Flights to Hanoifrom £364

Flights to Da Nangfrom £410

Flights to Phu Quocfrom £393

Flights to Nha Trangfrom £491

Flights to Huefrom £455

Flights to Vinh Cityfrom £813

Flights to Dong Hoifrom £526

Cheap flights from London Heathrow Airport to Vietnam from £247

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Vietnam departing on 1/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Shenzhen Airlines flights from London Heathrow Airport to Vietnam

Our best Shenzhen Airlines deals on London Heathrow Airport to Vietnam flight tickets

Cathay Pacific flights from London Heathrow Airport to Vietnam

Our best Cathay Pacific deals on London Heathrow Airport to Vietnam flight tickets

momondo Fare Finder

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

See travel insights to Vietnam from

How to get the cheapest flight ticket from London Heathrow Airport to Vietnam

What is the cheapest month to fly to Vietnam?

What is the cheapest day to depart on your flight to Vietnam?

What is the cheapest time of day to depart on your flight to Vietnam?

Flying to Vietnam from London Heathrow Airport in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as £649 when looking at flights departing in the afternoon. Flights in the morning are often more expensive, with an average ticket price of £777.

What is the cheapest London Heathrow to Vietnam flight route?

Fly from London Heathrow to Hanoi Noibai for the best London Heathrow - Vietnam flight prices

How far in advance should I book a flight to Vietnam?

What cabin class options are available on London Heathrow to Vietnam flights?

There are 3 cabin classes available to choose from on London Heathrow to Vietnam flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London Heathrow Airport to Vietnam flights?

You could potentially save up to 23% on your flight if you consider stops on a London Heathrow Airport to Vietnam flight.

What is the cheapest airline that flies from London Heathrow to Vietnam?

Shenzhen Airlines, Air China, and Vietnam Airlines are the most popular carriers operating from London Heathrow to Vietnam

Which airlines fly to Vietnam?

How often are flights from London to Vietnam delayed?

Historically, on average around 20% of flights between London and Vietnam have experienced a delay on any given week. The average delay length over the past 12 months has been 165 minutes.

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

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

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

Wednesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

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

According to our data, Vietnam Airlines have had the fewest delays on this route over the last 12 months, with about 20% of their flights experiencing any sort of delay.

How many flights depart from London Heathrow Airport to Vietnam on average per day?

As of December 2025, there are 2 flights per day flying from London Heathrow Airport to Vietnam. The most common time of day flights depart is 11:00, with 100% of flights taking off at midday.

How many flights depart from London Heathrow Airport to Vietnam on average per week?

15 flights are operational weekly from London Heathrow Airport to Vietnam as of December 2025. The most popular departure day for this route is Thu, with 20% of flights per week taking off on this day.

Cheap London Heathrow Airport to Vietnam flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Vietnam

Best price found

Fastest flight time

Direct flights

Airports in Vietnam

When did momondo last update prices for flights from London Heathrow Airport to Vietnam?

How many operators does momondo search for flights from London Heathrow Airport to Vietnam?

How old do you have to be to fly from London Heathrow Airport to Vietnam?

What documentation or ID do you need to fly to Vietnam?

What is the most popular plane model from London Heathrow Airport to Vietnam?

Best airlines flying from London Heathrow Airport to Vietnam

Compare and see reviews for airlines that fly from London Heathrow Airport to Vietnam with momondo

Why use momondo?

Why should I use momondo to find a flight deal from London to Vietnam?

Can I find flights from London to Vietnam with flexible booking policies on momondo?

How can momondo help me find flights from London to Vietnam?

I’m not ready to book a flight from London to Vietnam right now. Can momondo alert me if prices change?

An easier way to manage your Vietnam trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Vietnam

Popular Cities in Vietnam

Popular flights according to clicks in the last 7 days on momondo