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Cheap flights from Hanoi to London Heathrow Airport from £198

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 20/11. Fares are subject to change and may not be available on all flights or dates of travel.
HAN — LHR
14 Dec — 21 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Hanoi to Heathrow

Enter your travel dates to find the best prices.

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 14 November 2025.

Mon 8/1207:40HAN - LHR
1 stop35h 25mMultiple Airlines
Tue 20/117:40LHR - HAN
1 stop35h 15mMultiple Airlines
Deal found 12/11£473
Wed 24/1208:15HAN - LHR
1 stop17h 20mChina Southern
Tue 6/121:30LHR - HAN
2 stops40h 30mChina Southern
Deal found 13/11£476
Sat 27/1208:15HAN - LHR
1 stop17h 20mChina Southern
Sat 3/121:30LHR - HAN
2 stops34h 40mChina Southern
Deal found 12/11£482
Mon 8/1222:00HAN - LHR
2 stops51h 35mChina Southern
Tue 20/122:00LHR - HAN
1 stop18h 15mChina Southern
Deal found 12/11£483
Sun 28/1213:20HAN - LHR
1 stop33h 35mMultiple Airlines
Sun 4/121:10LHR - HAN
1 stop28h 30mMultiple Airlines
Deal found 13/11£483
Wed 19/1113:30HAN - LHR
1 stop35h 20mMultiple Airlines
Sun 4/121:10LHR - HAN
1 stop33h 45mMultiple Airlines
Deal found 12/11£486
Thu 27/1113:20HAN - LHR
1 stop33h 35mMultiple Airlines
Sun 4/121:10LHR - HAN
1 stop33h 45mMultiple Airlines
Deal found 12/11£486
Fri 12/1213:30HAN - LHR
1 stop35h 20mMultiple Airlines
Sun 28/1221:10LHR - HAN
1 stop21h 00mMultiple Airlines
Deal found 13/11£487
Mon 17/1113:20HAN - LHR
1 stop35h 30mAir China
Mon 24/1120:25LHR - HAN
1 stop32h 35mAir China
Deal found 11/11£489
Tue 18/1119:45HAN - LHR
1 stop29h 50mChina Southern
Sun 4/117:15LHR - HAN
2 stops44h 45mChina Southern
Deal found 12/11£493

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 14 November 2025.

Round-trip from

£473

One-way from

£198

Popular in

September

Cheapest in

June

Average price

£707

Good round-trip deal

£797 or less

Good one-way deal

£373 or less
Air China
  • Air China
  • 8/12-20/1
  • 2 total stops
  • 70h 40m total
  • Hanoi to London
Search Deals
China Eastern
  • China Eastern
  • 20/11
  • 2 total stops
  • 32h 45m total
  • Hanoi to London
Search Deals
Highest demand for flights based on searches. 25% potential increase in price (£225 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease (£70 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from Hanoi Noibai to London Heathrow.
Search Deals
Price to beat on a one-way flight from Hanoi Noibai to London Heathrow.
Search Deals

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 14 November 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

Sun 28/12

13:20-15:55

1 stop33h 35m

London Heathrow

Sun 4/1

21:10-13:55

1 stop33h 45m

£492

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Wed 24/12

08:50-09:55

1 stop32h 05m

London Heathrow

Tue 6/1

17:40-11:55

1 stop35h 15m

£495

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Thu 5/3

16:10-17:55

2 stops32h 45m

London Heathrow

Mon 9/3

22:00-14:45

1 stop33h 45m

£521

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Sat 20/12

02:10-17:50

2 stops22h 40m

London Heathrow

Wed 31/12

21:10-01:10

1 stop21h 00m

£535

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Thu 27/11

15:10-17:30

1 stop33h 20m

London Heathrow

Thu 4/12

21:00-01:45

1 stop21h 45m

£544

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Tue 16/12

20:00-06:40

1 stop17h 40m

London Heathrow

Tue 13/1

20:55-05:55

1 stop26h 00m

£584

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Sat 7/2

17:55-21:15

2 stops34h 20m

London Heathrow

Fri 13/2

06:30-13:00

3 stops23h 30m

£616

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Sat 27/12

02:10-19:10

1 stop24h 00m

London Heathrow

Sun 4/1

21:10-08:40

1 stop28h 30m

£629

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Thu 16/4

19:45-14:45

2 stops25h 00m

London Heathrow

Mon 11/5

22:10-23:15

1 stop19h 05m

£640

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Thu 11/12

02:10-19:10

1 stop24h 00m

London Heathrow

Sat 27/12

21:35-11:15

2 stops30h 40m

£642

Flights are sorted by cheapest return flights first.

Deals found on 12/11

Showing 1-10 of 22 results
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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, October is the cheapest month in which you can book a flight from Hanoi to London Heathrow Airport (average of £296). Flying from Hanoi to London Heathrow Airport in January is currently the most expensive (average of £951). 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 14 November 2025.

It’s typically best to fly out from Hanoi to London Heathrow Airport at midday. Doing so could potentially save you 32% on the flight price compared to flying in the morning, which is usually more expensive.

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 14 November 2025.
Read through reviews of airlines operating flights from Hanoi to London Heathrow Airport, such as Cathay Pacific, Vietnam Airlines, andChina Southern. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Cathay Pacific
7.6
Good
1,058 reviews
Check prices

Entertainment

7.8

Crew

8.1

Food

7.3

Boarding

7.9

Comfort

7.6

Overall

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Sept 2025

PNH - HKG

Everything was good except the typhoon that cause cancelation of my return flight with i had not got any compensation for
Cathay Pacific
7.6
Good
1,058 reviews
Cathay Pacific
7.6
Good
1,058 reviews
Check prices

Entertainment

7.8

Crew

8.1

Food

7.3

Boarding

7.9

Comfort

7.6

Overall

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Sept 2025

PNH - HKG

Everything was good except the typhoon that cause cancelation of my return flight with i had not got any compensation for
Vietnam Airlines
7.6
Good
212 reviews
Cathay Pacific
7.6
Good
1,058 reviews
Check prices

Entertainment

7.8

Crew

8.1

Food

7.3

Boarding

7.9

Comfort

7.6

Overall

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Sept 2025

PNH - HKG

Everything was good except the typhoon that cause cancelation of my return flight with i had not got any compensation for
China Southern
7.5
Good
119 reviews
Cathay Pacific
7.6
Good
1,058 reviews
Check prices

Entertainment

7.8

Crew

8.1

Food

7.3

Boarding

7.9

Comfort

7.6

Overall

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Sept 2025

PNH - HKG

Everything was good except the typhoon that cause cancelation of my return flight with i had not got any compensation for
Qatar Airways
7.4
Good
3,662 reviews
Cathay Pacific
7.6
Good
1,058 reviews
Check prices

Entertainment

7.8

Crew

8.1

Food

7.3

Boarding

7.9

Comfort

7.6

Overall

7.6

Reviews

1 / 20
6.0
Good

Anonymous,Sept 2025

PNH - HKG

Everything was good except the typhoon that cause cancelation of my return flight with i had not got any compensation for

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. 4 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 1 outbound flight 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 32h 45m. China Southern provides one of the quickest options available for as low as £521. The distance from Hanoi to London Heathrow Airport is about 5736 mi.

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

    Flying on China Southern is currently your cheapest option to London Heathrow Airport, with prices starting at £295. Additional return tickets that might be worth considering are offered by Qatar Airways and Cathay Pacific, with the lowest prices starting at £643 and £720, respectively. China Southern is currently priced 66% 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 (54%), Cambodia Angkor Air (54%) or Scandinavian Airlines (45%) 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 £229. While the most popular route (Hanoi Noibai - London Heathrow) can be booked for £388 on average, our data indicates £589 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, October is the cheapest month in which you can book a flight from Hanoi to London Heathrow Airport (average of £296). Flying from Hanoi to London Heathrow Airport in January is currently the most expensive (average of £951). 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
Slough
Gatwick
Hounslow
Northampton
Luton
Ilford
Wembley
Deal
Hayes
Colchester
Watford
Winchester
Swindon
Crawley
Brentford
Romford
Chichester
Ipswich

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 4 airlines flying from Hanoi to Heathrow

Discover the top 4 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 14 November 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£295Average£524FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Qatar AirwaysCheapest£643Average£765FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Cathay PacificCheapest£720Average£803FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Vietnam AirlinesCheapest£797Average£933FlexibilityNo 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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