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Cheap flights from London Heathrow Airport to Hanoi from £257

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 30/1. 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

Enter your travel dates to find the best prices.
Air China Logo
20:25 - 11:55LHR-HAN
32h 30m1 stop
Air China Logo
13:20 - 15:55HAN-LHR
33h 35m1 stop
£388Air China
Find Deal
Tue, 2 Dec - Tue, 9 Dec
Air China Logo
17:40 - 12:00LHR-HAN
35h 20m1 stop
Air China Logo
13:20 - 17:50HAN-LHR
35h 30m1 stop
£389Air China
Find Deal
Mon, 1 Dec - Thu, 4 Dec
Air China Logo
22:10 - 11:55LHR-HAN
30h 45m2 stops
Air China Logo
13:20 - 15:55HAN-LHR
33h 35m1 stop
£390Air China
Find Deal
Tue, 2 Dec - Tue, 9 Dec
Air China Logo
20:25 - 12:00LHR-HAN
32h 35m1 stop
Air China Logo
13:20 - 17:50HAN-LHR
35h 30m1 stop
£395Air China
Find Deal
Mon, 1 Dec - Thu, 4 Dec
Air China Logo
20:25 - 12:00LHR-HAN
32h 35m1 stop
Air China Logo
13:20 - 17:50HAN-LHR
35h 30m1 stop
£396Air China
Find Deal
Mon, 1 Dec - Tue, 16 Dec
Air China Logo
17:40 - 11:55LHR-HAN
35h 15m1 stop
Air China Logo
13:30 - 15:55HAN-LHR
33h 25m1 stop
£397Air China
Find Deal
Thu, 22 Jan - Wed, 28 Jan
Air China Logo
17:40 - 11:55LHR-HAN
35h 15m1 stop
Air China Logo
13:20 - 17:50HAN-LHR
35h 30m1 stop
£397Air China
Find Deal
Tue, 3 Mar - Tue, 17 Mar
Air China Logo
17:40 - 12:00LHR-HAN
35h 20m1 stop
Air China Logo
12:25 - 20:15HAN-LHR
38h 50m2 stops
£398Air China
Find Deal
Mon, 1 Dec - Mon, 15 Dec
Air China Logo
20:25 - 12:00LHR-HAN
32h 35m1 stop
Air China Logo
13:30 - 15:55HAN-LHR
33h 25m1 stop
£400Air China
Find Deal
Mon, 19 Jan - Wed, 28 Jan
Air China Logo
20:25 - 12:00LHR-HAN
32h 35m1 stop
Air China Logo
13:20 - 15:55HAN-LHR
33h 35m1 stop
£400Air China
Find Deal
Mon, 12 Jan - Mon, 26 Jan

China Southern flights from London Heathrow Airport to Hanoi

Our best China Southern deals on London Heathrow Airport to Hanoi flight tickets
China Southern
2 Dec
LHR22:00London Heathrow
18h 15m
1 stop
HAN23:15Hanoi Noibai
20 Dec
HAN11:45Hanoi Noibai
33h 15m
2 stops
LHR14:00London Heathrow
£427
Find similar
China Southern
19 Nov
LHR17:15London Heathrow
23h 00m
2 stops
HAN23:15Hanoi Noibai
26 Nov
HAN19:45Hanoi Noibai
29h 50m
1 stop
LHR18:35London Heathrow
£431
Find similar
China Southern
23 Nov
LHR22:00London Heathrow
29h 40m
1 stop
HAN10:40Hanoi Noibai
30 Nov
HAN20:20Hanoi Noibai
29h 15m
2 stops
LHR18:35London Heathrow
£451
Find similar

Air China flights from London Heathrow Airport to Hanoi

Our best Air China deals on London Heathrow Airport to Hanoi flight tickets
Air China
2 Dec
LHR20:25London Heathrow
32h 30m
1 stop
HAN11:55Hanoi Noibai
9 Dec
HAN13:20Hanoi Noibai
33h 35m
1 stop
LHR15:55London Heathrow
£388
Find similar
Air China
1 Dec
LHR17:40London Heathrow
35h 20m
1 stop
HAN12:00Hanoi Noibai
4 Dec
HAN13:20Hanoi Noibai
35h 30m
1 stop
LHR17:50London Heathrow
£389
Find similar
Air China
2 Dec
LHR22:10London Heathrow
30h 45m
2 stops
HAN11:55Hanoi Noibai
9 Dec
HAN13:20Hanoi Noibai
33h 35m
1 stop
LHR15:55London Heathrow
£390
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 18 November 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

Tue 2/12

20:25-11:55

1 stop32h 30m

Hanoi Noibai

Tue 9/12

13:20-15:55

1 stop33h 35m

£388

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Mon 1/12

17:40-12:00

1 stop35h 20m

Hanoi Noibai

Thu 4/12

13:20-17:50

1 stop35h 30m

£389

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Tue 2/12

22:10-11:55

2 stops30h 45m

Hanoi Noibai

Tue 9/12

13:20-15:55

1 stop33h 35m

£390

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Mon 1/12

20:25-12:00

1 stop32h 35m

Hanoi Noibai

Thu 4/12

13:20-17:50

1 stop35h 30m

£395

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Mon 1/12

20:25-12:00

1 stop32h 35m

Hanoi Noibai

Tue 16/12

13:20-17:50

1 stop35h 30m

£396

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Thu 22/1

17:40-11:55

1 stop35h 15m

Hanoi Noibai

Wed 28/1

13:30-15:55

1 stop33h 25m

£397

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Tue 3/3

17:40-11:55

1 stop35h 15m

Hanoi Noibai

Tue 17/3

13:20-17:50

1 stop35h 30m

£397

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Mon 1/12

17:40-12:00

1 stop35h 20m

Hanoi Noibai

Mon 15/12

12:25-20:15

2 stops38h 50m

£398

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Mon 19/1

20:25-12:00

1 stop32h 35m

Hanoi Noibai

Wed 28/1

13:30-15:55

1 stop33h 25m

£400

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Mon 12/1

20:25-12:00

1 stop32h 35m

Hanoi Noibai

Mon 26/1

13:20-15:55

1 stop33h 35m

£400

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 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 September is, on average, the cheapest month to fly to Hanoi from London Heathrow Airport, with most prices found around £642. If you’re not able to fly to Hanoi in September, then November is your next best option. Flight prices from London Heathrow Airport to Hanoi during November average around £646.

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 Monday when prices can be found for as low as £741. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from London Heathrow Airport to Hanoi for around £839.

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 £727. 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 £798 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 £740 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 £658 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 20% 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 November 2025, prices for London Heathrow Airport to Hanoi flights are approximately 28% 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

£526

Fastest flight time

11h 20m

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 £526. The best return flight deal from London Heathrow Airport to Hanoi found on momondo in the last 72 hours is £729.
The fastest flight from London Heathrow Airport to Hanoi takes 11h 20m
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
Air ChinaPriceFrom £376Free CancellationRating
7.2
125 reviews
Search Air China flights
Shenzhen AirlinesPriceFrom £386Free CancellationRating
7.5
20 reviews
Search Shenzhen Airlines flights
China SouthernPriceFrom £419Free CancellationRating
7.5
119 reviews
Search China Southern flights
China EasternPriceFrom £452Free CancellationRating
7.2
177 reviews
Search China Eastern flights
Etihad AirwaysPriceFrom £526Free CancellationRating
7.4
1,305 reviews
Search Etihad Airways flights
Vietnam AirlinesPriceFrom £579Free CancellationRating
7.6
212 reviews
Search Vietnam Airlines flights
Singapore AirlinesPriceFrom £581Free CancellationRating
8.1
1,404 reviews
Search Singapore Airlines flights
Cathay PacificPriceFrom £582Free CancellationRating
7.6
1,060 reviews
Search Cathay Pacific flights
Qatar AirwaysPriceFrom £614Free CancellationRating
7.4
3,664 reviews
Search Qatar Airways flights
Turkish AirlinesPriceFrom £618Free CancellationRating
7.3
4,047 reviews
Search Turkish Airlines flights

  • Vietnam Airlines Flights From London Heathrow Airport to Hanoi

    Vietnam Airlines operates around 4 flights from London Heathrow Airport to Hanoi every week. The average price of these flights found in the last 72 hours has been £761, but momondo users have found Vietnam Airlines deals from London Heathrow Airport to Hanoi from as low as £579 round-trip. Vietnam Airlines has been scored 7.6/10 in 212 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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