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Cheap flights from London Heathrow Airport to Hanoi from £313

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 Hanoi departing on 10/9. 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 Hanoi

Cheap return flights

Shenzhen Airlines Logo
22:05 - 14:05LHR-HAN
34h 00m1 stop
Shenzhen Airlines Logo
02:10 - 19:50HAN-LHR
23h 40m1 stop
£411Shenzhen Airlines
Find Deal
Fri, 19 Sep - Fri, 3 Oct
Shenzhen Airlines Logo
22:05 - 08:40LHR-HAN
28h 35m1 stop
Shenzhen Airlines Logo
02:10 - 19:10HAN-LHR
24h 00m1 stop
£412Shenzhen Airlines
Find Deal
Mon, 29 Sep - Sun, 26 Oct
Air China Logo
22:40 - 11:55LHR-HAN
31h 15m1 stop
Air China Logo
13:25 - 20:30HAN-LHR
37h 05m1 stop
£419Air China
Find Deal
Mon, 15 Sep - Sun, 21 Sep
Air China Logo
17:40 - 11:55LHR-HAN
35h 15m1 stop
Air China Logo
13:20 - 17:50HAN-LHR
35h 30m1 stop
£421Air China
Find Deal
Tue, 18 Nov - Sat, 13 Dec
Air China Logo
22:40 - 11:55LHR-HAN
31h 15m1 stop
Air China Logo
13:25 - 20:30HAN-LHR
37h 05m1 stop
£423Air China
Find Deal
Sun, 14 Sep - Mon, 29 Sep
Air China Logo
20:25 - 11:55LHR-HAN
33h 30m1 stop
Air China Logo
13:30 - 15:55HAN-LHR
33h 25m1 stop
£423Air China
Find Deal
Sun, 14 Sep - Wed, 29 Oct
China Eastern Logo
21:20 - 16:30LHR-HAN
37h 10m2 stops
China Eastern Logo
15:00 - 18:40HAN-LHR
33h 40m1 stop
£427China Eastern
Find Deal
Mon, 1 Sep - Thu, 4 Sep
China Eastern Logo
21:20 - 01:20LHR-HAN
22h 00m1 stop
China Eastern Logo
17:15 - 18:40HAN-LHR
31h 25m2 stops
£442China Eastern
Find Deal
Fri, 5 Sep - Fri, 12 Sep
China Southern Logo
22:00 - 23:15LHR-HAN
18h 15m1 stop
China Southern Logo
08:15 - 18:15HAN-LHR
17h 00m1 stop
£458China Southern
Find Deal
Thu, 20 Nov - Mon, 15 Dec
China Southern Logo
22:10 - 16:45LHR-HAN
36h 35m1 stop
China Southern Logo
11:45 - 18:15HAN-LHR
37h 30m1 stop
£460China Southern
Find Deal
Thu, 2 Oct - Mon, 17 Nov

Air China flights from London Heathrow Airport to Hanoi

Our best Air China deals on London Heathrow Airport to Hanoi flight tickets
Air China
15 Sept
LHR22:40London Heathrow
31h 15m
1 stop
HAN11:55Hanoi Noibai
21 Sept
HAN13:25Hanoi Noibai
37h 05m
1 stop
LHR20:30London Heathrow
£419
Find similar
Air China
18 Nov
LHR17:40London Heathrow
35h 15m
1 stop
HAN11:55Hanoi Noibai
13 Dec
HAN13:20Hanoi Noibai
35h 30m
1 stop
LHR17:50London Heathrow
£421
Find similar
Air China
14 Sept
LHR22:40London Heathrow
31h 15m
1 stop
HAN11:55Hanoi Noibai
29 Sept
HAN13:25Hanoi Noibai
37h 05m
1 stop
LHR20:30London Heathrow
£423
Find similar

China Eastern flights from London Heathrow Airport to Hanoi

Our best China Eastern deals on London Heathrow Airport to Hanoi flight tickets
China Eastern
1 Sept
LHR21:20London Heathrow
37h 10m
2 stops
HAN16:30Hanoi Noibai
4 Sept
HAN15:00Hanoi Noibai
33h 40m
1 stop
LHR18:40London Heathrow
£427
Find similar
China Eastern
5 Sept
LHR21:20London Heathrow
22h 00m
1 stop
HAN01:20Hanoi Noibai
12 Sept
HAN17:15Hanoi Noibai
31h 25m
2 stops
LHR18:40London Heathrow
£442
Find similar
China Eastern
1 Sept
LHR21:20London Heathrow
22h 00m
1 stop
HAN01:20Hanoi Noibai
9 Sept
HAN20:15Hanoi Noibai
52h 25m
2 stops
LHR18:40London Heathrow
£443
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to Hanoi 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 19 August 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Hanoi that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Fri 19/9

22:05-14:05

1 stop34h 00m

Hanoi Noibai

Fri 3/10

02:10-19:50

1 stop23h 40m

£411

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Mon 29/9

22:05-08:40

1 stop28h 35m

Hanoi Noibai

Sun 26/10

02:10-19:10

1 stop24h 00m

£412

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Mon 15/9

22:40-11:55

1 stop31h 15m

Hanoi Noibai

Sun 21/9

13:25-20:30

1 stop37h 05m

£419

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Tue 18/11

17:40-11:55

1 stop35h 15m

Hanoi Noibai

Sat 13/12

13:20-17:50

1 stop35h 30m

£421

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Sun 14/9

22:40-11:55

1 stop31h 15m

Hanoi Noibai

Mon 29/9

13:25-20:30

1 stop37h 05m

£423

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Sun 14/9

20:25-11:55

1 stop33h 30m

Hanoi Noibai

Wed 29/10

13:30-15:55

1 stop33h 25m

£423

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Mon 1/9

21:20-16:30

2 stops37h 10m

Hanoi Noibai

Thu 4/9

15:00-18:40

1 stop33h 40m

£427

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Fri 5/9

21:20-01:20

1 stop22h 00m

Hanoi Noibai

Fri 12/9

17:15-18:40

2 stops31h 25m

£442

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Thu 20/11

22:00-23:15

1 stop18h 15m

Hanoi Noibai

Mon 15/12

08:15-18:15

1 stop17h 00m

£458

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Thu 2/10

22:10-16:45

1 stop36h 35m

Hanoi Noibai

Mon 17/11

11:45-18:15

1 stop37h 30m

£460

Flights are sorted by cheapest return flights first.

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

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

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 Hanoi?

The month of May is, on average, the cheapest month to fly to Hanoi from London Heathrow Airport, with most prices found around £625. If you’re not able to fly to Hanoi in May, then November is your next best option. Flight prices from London Heathrow Airport to Hanoi during November average around £629.

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

The cheapest day to depart from London Heathrow Airport to Hanoi is on a Sunday when prices can be found for as low as £742. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from London Heathrow Airport to Hanoi for around £801.

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

According to our data, the cheapest time of day to fly to Hanoi is in the evening. momondo users have found flights departing from London Heathrow Airport to Hanoi in the evening for as low as £705. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Hanoi, so prices are often more expensive at around £776 per ticket.

What is the cheapest London Heathrow to Hanoi Noibai flight route?

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

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

You are more likely to see cheaper flights to Hanoi from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Hanoi for around £723 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Hanoi from London Heathrow Airport for as low as £574 on momondo.

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

There are 3 cabin classes available to choose from on London Heathrow to Hanoi Noibai 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 Hanoi flights?

You could potentially save up to 9% on your flight if you consider stops on a London Heathrow Airport to Hanoi flight.

How have London Heathrow Airport to Hanoi flight prices changed over time?

As of August 2025, prices for London Heathrow Airport to Hanoi flights are approximately 1% cheaper when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Hanoi

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Hanoi according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London Heathrow Airport to Hanoi (LHR to HAN) flight deals and tips

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

Best price found

£313

Fastest flight time

18h 15m

Direct flights

Mon, Tue, Thu and Sat

Airports in Hanoi

1 airport
The best one-way flight to Hanoi from London Heathrow Airport in the past 72 hours is £313. The best return flight deal from London Heathrow Airport to Hanoi found on momondo in the last 72 hours is £411.
The fastest flight from London Heathrow Airport to Hanoi takes 18h 15m
Direct flights go from London Heathrow Airport to Hanoi on Monday, Tuesday, Thursday and Saturday. Airline offering direct flights is Vietnam Airlines..
There is 1 airport near Hanoi: Hanoi Noibai (HAN)
Search flight deals

  • How far is London Heathrow to Hanoi Noibai by plane?

    There are 5747.7 mi between London Heathrow and Hanoi Noibai. Typically, this will take 18h 15m by plane in normal conditions.

  • When did momondo last update prices for flights from London Heathrow Airport to Hanoi Noibai Airport?

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

  • How many operators does momondo search for flights from London Heathrow Airport to Hanoi Noibai Airport?

  • How old do you have to be to fly from London Heathrow Airport to Hanoi Noibai Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Hanoi Noibai Airport.

  • What documentation or ID do you need to fly to Hanoi Noibai Airport?

    The travel and health documents you'll need for your trip to Hanoi Noibai Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Hanoi Noibai Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

  • What is the most popular airline from London Heathrow Airport to Hanoi?

Best airlines flying from London Heathrow Airport to Hanoi

Compare and see reviews for airlines that fly from London Heathrow Airport to Hanoi with momondo
Airline
Rating
Free Cancellation
Price
Shenzhen AirlinesPriceFrom £377Free CancellationRating
6.8
15 reviews
Search Shenzhen Airlines flights
Air ChinaPriceFrom £390Free CancellationRating
7.3
95 reviews
Search Air China flights
China SouthernPriceFrom £439Free CancellationRating
7.6
106 reviews
Search China Southern flights
China EasternPriceFrom £446Free CancellationRating
7.2
160 reviews
Search China Eastern flights
Etihad AirwaysPriceFrom £517Free CancellationRating
7.4
1,233 reviews
Search Etihad Airways flights
Singapore AirlinesPriceFrom £565Free CancellationRating
8.1
1,347 reviews
Search Singapore Airlines flights
Cathay PacificPriceFrom £568Free CancellationRating
7.6
969 reviews
Search Cathay Pacific flights
Air FrancePriceFrom £591Free CancellationRating
7.4
1,469 reviews
Search Air France flights
Vietnam AirlinesPriceFrom £591Free CancellationRating
7.5
198 reviews
Search Vietnam Airlines flights
Qatar AirwaysPriceFrom £604Free CancellationRating
7.4
3,611 reviews
Search Qatar Airways flights

  • Vietnam Airlines Flights From London Heathrow Airport to Hanoi

    Vietnam Airlines operates around 2 flights from London Heathrow Airport to Hanoi every week. The average price of these flights found in the last 72 hours has been £1,024, but momondo users have found Vietnam Airlines deals from London Heathrow Airport to Hanoi from as low as £800 round-trip. Vietnam Airlines has been scored 7.5/10 in 198 reviews.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Hanoi from London.

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

Yes. momondo allows you to filter the results for London to Hanoi flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between London and Hanoi 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 Hanoi right now. Can momondo alert me if prices change?

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

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