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Cheap flights from London Heathrow Airport to Vietnam from £252

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 31/8. 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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Find the cheapest flights from London Heathrow Airport to Vietnam

Cheap return flights

Air China Logo
17:40 - 12:00LHR-HAN
35h 20m1 stop
Air China Logo
13:20 - 17:50HAN-LHR
35h 30m1 stop
£367Air China
Find Deal
Mon, 10 Nov - Mon, 24 Nov
Air China Logo
22:40 - 00:40LHR-SGN
20h 00m1 stop
Air China Logo
05:00 - 15:55SGN-LHR
17h 55m1 stop
£367Air China
Find Deal
Mon, 20 Oct - Fri, 5 Dec
Shenzhen Airlines Logo
22:05 - 01:20LHR-SGN
21h 15m1 stop
Shenzhen Airlines Logo
02:20 - 19:50SGN-LHR
23h 30m1 stop
£377Shenzhen Airlines
Find Deal
Sun, 21 Sep - Fri, 10 Oct
Shenzhen Airlines Logo
22:05 - 08:40LHR-HAN
28h 35m1 stop
Shenzhen Airlines Logo
02:10 - 19:50HAN-LHR
23h 40m1 stop
£381Shenzhen Airlines
Find Deal
Wed, 1 Oct - Fri, 10 Oct
China Southern Logo
21:00 - 12:00LHR-SGN
33h 00m2 stops
China Southern Logo
02:35 - 19:00SGN-LHR
22h 25m1 stop
£450China Southern
Find Deal
Mon, 22 Sep - Fri, 17 Oct
China Southern Logo
21:00 - 01:25LHR-SGN
22h 25m2 stops
China Southern Logo
02:10 - 16:15SGN-LHR
20h 05m1 stop
£461China Southern
Find Deal
Thu, 18 Sep - Sat, 11 Oct
Vietnam Airlines Logo
19:10 - 18:05LHR-DAD
16h 55m1 stop
Vietnam Airlines Logo
06:00 - 16:55DAD-LHR
16h 55m1 stop
£552Vietnam Airlines
Find Deal
Thu, 9 Oct - Thu, 23 Oct
Vietnam Airlines Logo
19:10 - 07:10LHR-DAD
30h 00m1 stop
Vietnam Airlines Logo
06:00 - 16:55DAD-LHR
16h 55m1 stop
£553Vietnam Airlines
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Thu, 9 Oct - Thu, 23 Oct
Cathay Pacific Logo
18:20 - 18:05LHR-PQC
17h 45m1 stop
Cathay Pacific Logo
19:05 - 15:15PQC-LHR
26h 10m1 stop
£835Cathay Pacific
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Fri, 19 Sep - Tue, 30 Sep
Cathay Pacific Logo
18:20 - 20:10LHR-CXR
19h 50m1 stop
Cathay Pacific Logo
20:55 - 20:35CXR-LHR
29h 40m1 stop
£910Cathay Pacific
Find Deal
Mon, 25 Aug - Tue, 2 Sep

Shenzhen Airlines flights from London Heathrow Airport to Vietnam

Our best Shenzhen Airlines deals on London Heathrow Airport to Vietnam flight tickets
Shenzhen Airlines
21 Sept
LHR22:05London Heathrow
21h 15m
1 stop
SGN01:20Ho Chi Minh City
10 Oct
SGN02:20Ho Chi Minh City
23h 30m
1 stop
LHR19:50London Heathrow
£377
Find similar
Shenzhen Airlines
1 Oct
LHR22:05London Heathrow
28h 35m
1 stop
HAN08:40Hanoi Noibai
10 Oct
HAN02:10Hanoi Noibai
23h 40m
1 stop
LHR19:50London Heathrow
£381
Find similar
Shenzhen Airlines
26 Sept
LHR22:05London Heathrow
34h 00m
1 stop
HAN14:05Hanoi Noibai
11 Oct
HAN02:10Hanoi Noibai
23h 50m
1 stop
LHR20:00London Heathrow
£383
Find similar

China Eastern flights from London Heathrow Airport to Vietnam

Our best China Eastern deals on London Heathrow Airport to Vietnam flight tickets
China Eastern
13 Nov
LHR21:00London Heathrow
21h 10m
1 stop
SGN01:10Ho Chi Minh City
24 Nov
SGN02:10Ho Chi Minh City
22h 20m
1 stop
LHR17:30London Heathrow
£435
Find similar
China Eastern
13 Nov
LHR21:00London Heathrow
21h 10m
1 stop
SGN01:10Ho Chi Minh City
26 Nov
SGN02:10Ho Chi Minh City
22h 20m
1 stop
LHR17:30London Heathrow
£436
Find similar
China Eastern
20 Nov
LHR21:00London Heathrow
35h 55m
2 stops
SGN15:55Ho Chi Minh City
2 Dec
SGN02:10Ho Chi Minh City
22h 20m
1 stop
LHR17:30London Heathrow
£439
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to Vietnam 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, momondo users made 279,928 searches. Data last updated 3 August 2025.
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

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Mon 10/11

17:40-12:00

1 stop35h 20m

Hanoi Noibai

Mon 24/11

13:20-17:50

1 stop35h 30m

£367

LondonHo Chi Minh City

LHR - SGN

LHRSGN

London Heathrow

Mon 20/10

22:40-00:40

1 stop20h 00m

Ho Chi Minh City

Fri 5/12

05:00-15:55

1 stop17h 55m

£367

LondonHo Chi Minh City

LHR - SGN

LHRSGN

London Heathrow

Sun 21/9

22:05-01:20

1 stop21h 15m

Ho Chi Minh City

Fri 10/10

02:20-19:50

1 stop23h 30m

£377

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Wed 1/10

22:05-08:40

1 stop28h 35m

Hanoi Noibai

Fri 10/10

02:10-19:50

1 stop23h 40m

£381

LondonHo Chi Minh City

LHR - SGN

LHRSGN

London Heathrow

Mon 22/9

21:00-12:00

2 stops33h 00m

Ho Chi Minh City

Fri 17/10

02:35-19:00

1 stop22h 25m

£450

LondonHo Chi Minh City

LHR - SGN

LHRSGN

London Heathrow

Thu 18/9

21:00-01:25

2 stops22h 25m

Ho Chi Minh City

Sat 11/10

02:10-16:15

1 stop20h 05m

£461

LondonDa Nang

LHR - DAD

LHRDAD

London Heathrow

Thu 9/10

19:10-18:05

1 stop16h 55m

Da Nang

Thu 23/10

06:00-16:55

1 stop16h 55m

£552

LondonDa Nang

LHR - DAD

LHRDAD

London Heathrow

Thu 9/10

19:10-07:10

1 stop30h 00m

Da Nang

Thu 23/10

06:00-16:55

1 stop16h 55m

£553

LondonPhu Quoc

LHR - PQC

LHRPQC

London Heathrow

Fri 19/9

18:20-18:05

1 stop17h 45m

Phu Quoc Duong Dang

Tue 30/9

19:05-15:15

1 stop26h 10m

£835

LondonNha Trang

LHR - CXR

LHRCXR

London Heathrow

Mon 25/8

18:20-20:10

1 stop19h 50m

Nha Trang Cam Ranh

Tue 2/9

20:55-20:35

1 stop29h 40m

£910

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Vietnam from

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

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 £563. If you’re not able to fly to Vietnam in November, then May is your next best option. Flight prices from London Heathrow Airport to Vietnam during May average around £617.

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 Tuesday when prices can be found for as low as £727. Flights from London Heathrow Airport to Vietnam on a Saturday will generally be more expensive and average around £792. 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 at midday is the least expensive time of day to depart. momondo users have found prices as low as £685 when looking at flights departing at midday. Flights in the morning are often more expensive, with an average ticket price of £787.

What is the cheapest London Heathrow to Vietnam flight route?

Fly from London Heathrow to Ho Chi Minh City 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 £691 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 £605 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 9% 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

£252

Fastest flight time

15h 10m

Direct flights

Mon, Tue, Thu and Sat

Airports in Vietnam

7 airports
The best one-way flight to Vietnam from London Heathrow Airport in the past 72 hours is £252. The best return flight deal from London Heathrow Airport to Vietnam found on momondo in the last 72 hours is £367.
The fastest flight from London Heathrow Airport to Vietnam takes 15h 10m
Direct flights go from London Heathrow Airport to Vietnam on Monday, Tuesday, Thursday and Saturday. Airline offering direct flights is Vietnam Airlines..
There are 7 airports near Vietnam: Haiphong Catbi (HPH), Phu Quoc Duong Dang (PQC), Hanoi Noibai (HAN), Da Nang (DAD), Con Dao Coong (VCS), Ho Chi Minh City (SGN), Nha Trang Cam Ranh (CXR)
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?

  • 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?

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
China EasternPriceFrom £338Free CancellationRating
7.2
159 reviews
Search China Eastern flights
China SouthernPriceFrom £384Free CancellationRating
7.6
104 reviews
Search China Southern flights
Air ChinaPriceFrom £386Free CancellationRating
7.3
93 reviews
Search Air China flights
Shenzhen AirlinesPriceFrom £395Free CancellationRating
6.8
15 reviews
Search Shenzhen Airlines flights
Air IndiaPriceFrom £414Free CancellationRating
5.5
2,928 reviews
Search Air India flights
Etihad AirwaysPriceFrom £527Free CancellationRating
7.4
1,232 reviews
Search Etihad Airways flights
Malaysia AirlinesPriceFrom £549Free CancellationRating
7.4
272 reviews
Search Malaysia Airlines flights
Virgin AtlanticPriceFrom £549Free CancellationRating
7.4
655 reviews
Search Virgin Atlantic flights
Air FrancePriceFrom £550Free CancellationRating
7.5
1,466 reviews
Search Air France flights
Singapore AirlinesPriceFrom £557Free CancellationRating
8.1
1,338 reviews
Search Singapore 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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