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Cheap flights from Hanoi to London Heathrow Airport from £232

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 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
HAN — LHR
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Hanoi to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Hanoi (HAN) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 September 2025.

Round-trip from

£457

One-way from

£232

Popular in

April

Cheapest in

June

Average price

£842

Good round-trip deal

£804 or less

Good one-way deal

£360 or less
China Southern
  • China Southern
  • 7/3-11/3
  • 2 total stops
  • 55h 00m total
  • Hanoi to London
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Air China
  • Air China
  • 4/10
  • 1 total stop
  • 37h 05m total
  • Hanoi to London
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 2% potential price decrease (£15 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Hanoi Noibai to London Heathrow.
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Price to beat on a one-way flight from Hanoi Noibai to London Heathrow.
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Find flight deals from Hanoi to Heathrow

Cheapest flights from Hanoi to Heathrow
Explore the most affordable flight options available from Hanoi to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Thu 6/1116:10HAN - LHR
2 stops32h 45mChina Southern
Thu 13/1122:00LHR - HAN
1 stop18h 15mChina Southern
Deal found 15/9£466
Mon 24/1116:15HAN - LHR
2 stops32h 15mChina Eastern
Mon 1/1221:00LHR - HAN
2 stops35h 15mChina Eastern
Deal found 15/9£475
Mon 24/1115:45HAN - LHR
1 stop33h 50mChina Southern
Mon 1/1221:30LHR - HAN
2 stops58h 40mChina Southern
Deal found 15/9£482
Tue 16/1202:10HAN - LHR
1 stop24h 00mShenzhen Airlines
Wed 31/1221:10LHR - HAN
1 stop21h 00mShenzhen Airlines
Deal found 15/9£490
Tue 2/1219:40HAN - LHR
1 stop30h 30mShenzhen Airlines
Fri 5/1221:10LHR - HAN
1 stop33h 45mShenzhen Airlines
Deal found 16/9£491
Thu 18/1207:40HAN - LHR
1 stop17h 30mMultiple Airlines
Wed 31/1217:40LHR - HAN
1 stop35h 20mMultiple Airlines
Deal found 15/9£496
Sat 20/1214:55HAN - LHR
1 stop35h 15mMultiple Airlines
Sun 4/117:40LHR - HAN
1 stop35h 15mMultiple Airlines
Deal found 15/9£502
Thu 18/1202:10HAN - LHR
1 stop24h 00mMultiple Airlines
Mon 5/117:40LHR - HAN
1 stop35h 20mMultiple Airlines
Deal found 15/9£502

Cheapflights Fare Finder

 
Customise your flight search to find flights from Hanoi 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 17 September 2025.
Use the filters below to find and compare flights from Hanoi to London Heathrow Airport that are best for you.

Fly from

Hanoi

Fly to

Heathrow

Route

Depart

Return

Price

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Thu 6/11

16:10-17:55

2 stops32h 45m

London Heathrow

Thu 13/11

22:00-23:15

1 stop18h 15m

£466

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Tue 16/12

02:10-19:10

1 stop24h 00m

London Heathrow

Wed 31/12

21:10-13:55

1 stop33h 45m

£511

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Tue 16/12

19:40-19:10

1 stop30h 30m

London Heathrow

Mon 29/12

21:10-13:55

1 stop33h 45m

£511

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Sat 13/12

02:10-19:10

1 stop24h 00m

London Heathrow

Wed 31/12

21:10-08:40

1 stop28h 30m

£511

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Fri 12/12

02:10-19:10

1 stop24h 00m

London Heathrow

Wed 31/12

21:10-13:55

1 stop33h 45m

£512

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Sun 14/12

19:40-19:10

1 stop30h 30m

London Heathrow

Mon 29/12

21:10-13:55

1 stop33h 45m

£512

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Tue 16/12

13:20-15:55

1 stop33h 35m

London Heathrow

Tue 13/1

20:25-11:55

1 stop32h 30m

£518

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Sun 14/12

13:20-15:55

1 stop33h 35m

London Heathrow

Tue 30/12

17:40-11:55

1 stop35h 15m

£534

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Tue 16/12

13:20-17:50

1 stop35h 30m

London Heathrow

Mon 5/1

20:25-12:00

1 stop32h 35m

£534

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Fri 28/11

12:25-19:40

2 stops38h 15m

£234

Flights are sorted by cheapest return flights first.

Deals found on 16/9

Showing 1-10 of 18 results
1
2

Best time to book a flight from Hanoi to Heathrow

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

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

Currently, January is the cheapest month in which you can book a flight from Hanoi to London Heathrow Airport (average of £112). Flying from Hanoi to London Heathrow Airport in August is currently the most expensive (average of £164). 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 HAN to LHR?

Find hourly flight availability from Hanoi 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 17 September 2025.

It’s typically best to fly out from Hanoi to London Heathrow Airport at midday. Doing so could potentially save you 31% on the flight price compared to flying in the morning, which is usually more expensive.

How much does it cost for a return flight from Hanoi to London Heathrow Airport?

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 17 September 2025.
Read through reviews of airlines operating flights from Hanoi to London Heathrow Airport, such as Vietnam Airlines and Qatar Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Vietnam Airlines
7.6
Good
201 reviews
Check prices

Food

6.8

Entertainment

6.3

Crew

8.1

Overall

7.6

Boarding

7.5

Comfort

7.6

Reviews

1 / 14
10.0
Excellent

Allen,Aug 2025

SGN - PER

We were surprised. Vietnam airlines was a wonderful and comfortable experience. Our flights were on time, the staff were very attentive, and the aircraft was spacious. We flew on a 787.
Vietnam Airlines
7.6
Good
201 reviews
Vietnam Airlines
7.6
Good
201 reviews
Check prices

Food

6.8

Entertainment

6.3

Crew

8.1

Overall

7.6

Boarding

7.5

Comfort

7.6

Reviews

1 / 14
10.0
Excellent

Allen,Aug 2025

SGN - PER

We were surprised. Vietnam airlines was a wonderful and comfortable experience. Our flights were on time, the staff were very attentive, and the aircraft was spacious. We flew on a 787.
Qatar Airways
7.4
Good
3,624 reviews
Vietnam Airlines
7.6
Good
201 reviews
Check prices

Food

6.8

Entertainment

6.3

Crew

8.1

Overall

7.6

Boarding

7.5

Comfort

7.6

Reviews

1 / 14
10.0
Excellent

Allen,Aug 2025

SGN - PER

We were surprised. Vietnam airlines was a wonderful and comfortable experience. Our flights were on time, the staff were very attentive, and the aircraft was spacious. We flew on a 787.

Related info for your journey

Find useful and relevant information for your journey from Hanoi to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Hanoi to London Heathrow?

    Hanoi Noibai (HAN), located 14.2 mi from the city center, is the airport you fly out of when you book flights from Hanoi to London Heathrow. 2 airlines have flights from Noibai to London Heathrow on a regular basis. Booking flights from Hanoi Noibai to London Heathrow should not be difficult; the airport handles an average of 0 outbound flights to London Heathrow per day.

  • How long is the flight from Hanoi to London Heathrow Airport?

    A quick flight from Hanoi to London Heathrow Airport can take about 24h. China Southern provides one of the quickest options available for as low as £511. The distance from Hanoi to London Heathrow Airport is about 5736 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from Hanoi to London Heathrow Airport round-trip?

    Flying on Qatar Airways is currently your cheapest option to London Heathrow Airport, with prices starting at £611. Another option worth looking into is Vietnam Airlines, starting at £794 return. Qatar Airways is currently priced 17% below the average price you’ll pay for this route.

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

    No one likes to see their flight delayed. When booking a flight from Hanoi to London Heathrow Airport consider choosing Vietnam Airlines (85%), Scandinavian Airlines (85%) or Cambodia Angkor Air (85%) as they are the most reliable in getting you off to your destination on time.

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

    Looking at all options, your cheapest flight can be booked for £303. While the most popular route (Hanoi Noibai - London Heathrow) can be booked for £475 on average, our data indicates £971 when flying from Hanoi to London Heathrow Airport.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Hanoi to London Heathrow Airport (average of £112). Flying from Hanoi to London Heathrow Airport in August is currently the most expensive (average of £164). 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
Hounslow
Slough
Gatwick
Northampton
Luton
Deal
Wembley
Ilford
Crawley
Hayes
Watford
Winchester
Chichester
Ipswich
Swindon
Dartford
Guildford
Brentford

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Hanoi to Heathrow

Discover the top 2 airlines that operate flights from Hanoi 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 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest£611Average£723FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Vietnam AirlinesCheapest£794Average£927FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Hanoi to Heathrow?

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

Millions of users choose and trust Cheapflights to book the best flight deals from Hanoi to Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes! Cheapflights helps users easily find flights from Hanoi to Heathrow with no change fees.

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

Yes, Cheapflights offers price alerts on Hanoi to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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