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Cheap flights from Hanoi to London from £236

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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
HAN — LON
5 May — 12 May1
1 adult

Cheapflights Tip: The best prices from Hanoi Noibai to London are usually found in November or June, booked 72 days in advance, depart on a Friday or Wednesday and return on a Saturday

Cheap flight deals from Hanoi to London

Discover tips and strategies to find the most affordable flight options for your journey from Hanoi (HAN) to London (LON). 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 30 April 2025.

Round-trip from

£524

One-way from

£236

Popular in

May

Cheapest in

November

Average price

£637

Good round-trip deal

£1,038 or less

Good one-way deal

£416 or less
China Southern
  • China Southern
  • 21/6-29/6
  • 3 total stops
  • 66h 10m total
  • Hanoi to London
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Air China
  • Air China
  • 1/6
  • 1 total stop
  • 19h 00m total
  • Hanoi to London
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£30 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£23 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Hanoi Noibai to London (LON).
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Price to beat on a one-way flight from Hanoi Noibai to London (LON).
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Find flight deals from Hanoi to London

Cheapest flights from Hanoi to London
Explore the most affordable flight options available from Hanoi to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.

Sat 21/614:40HAN - LHR
2 stops31h 35mChina Southern
Sun 29/622:10LHR - HAN
1 stop34h 35mChina Southern
Deal found 29/4£524
Thu 12/602:20HAN - LGW
1 stop18h 50mChina Eastern
Fri 20/611:35LGW - HAN
1 stop31h 45mChina Eastern
Deal found 29/4£524
Mon 26/502:20HAN - LHR
1 stop22h 20mChina Eastern
Tue 3/621:20LHR - HAN
1 stop22h 00mChina Eastern
Deal found 28/4£525
Tue 27/515:05HAN - LHR
1 stop34h 55mMultiple Airlines
Tue 3/620:25LHR - HAN
1 stop33h 30mMultiple Airlines
Deal found 28/4£531
Tue 10/613:25HAN - LHR
1 stop37h 05mAir China
Tue 24/622:40LHR - HAN
1 stop31h 15mAir China
Deal found 29/4£548
Mon 26/501:40HAN - LGW
2 stops35h 00mMultiple Airlines
Tue 3/618:00LGW - HAN
2 stops23h 45mMultiple Airlines
Deal found 28/4£556
Thu 12/602:10HAN - LGW
2 stops34h 25mAir China
Fri 20/612:35LGW - HAN
1 stop17h 20mAir China
Deal found 29/4£587
Sun 8/602:10HAN - LHR
1 stop23h 40mShenzhen Airlines
Mon 30/622:05LHR - HAN
1 stop34h 00mShenzhen Airlines
Deal found 29/4£610
Mon 9/617:45HAN - LGW
2 stops30h 45mChina Southern
Mon 30/612:00LGW - HAN
1 stop22h 45mChina Southern
Deal found 29/4£637
Thu 12/601:30HAN - STN
1 stop23h 15mEmirates
Fri 20/614:55STN - HAN
1 stop16h 20mEmirates
Deal found 29/4£641
Mon 15/1200:25HAN - LGW
1 stop25h 00mEmirates
Tue 13/113:35LGW - HAN
1 stop16h 05mEmirates
Deal found 29/4£752
Tue 16/1208:55HAN - LGW
1 stop28h 10mQatar Airways
Tue 13/114:05LGW - HAN
1 stop33h 50mQatar Airways
Deal found 29/4£778

Cheapflights Fare Finder

Customise your flight search to find flights from Hanoi to London 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 30 April 2025.
Use the filters below to find and compare flights from Hanoi to London that are best for you.

Fly from

Hanoi

Fly to

London

Route

Depart

Return

Price

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Sat 21/6

14:40-16:15

2 stops31h 35m

London Heathrow

Sun 29/6

22:10-14:45

1 stop34h 35m

£524

HanoiLondon

HAN - LGW

HANLGW

Hanoi Noibai

Thu 12/6

02:20-15:10

1 stop18h 50m

London Gatwick

Fri 20/6

11:35-01:20

1 stop31h 45m

£524

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Mon 26/5

02:20-18:40

1 stop22h 20m

London Heathrow

Tue 3/6

21:20-01:20

1 stop22h 00m

£525

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Tue 27/5

15:05-20:00

1 stop34h 55m

London Heathrow

Tue 3/6

20:25-11:55

1 stop33h 30m

£531

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Tue 10/6

13:25-20:30

1 stop37h 05m

London Heathrow

Tue 24/6

22:40-11:55

1 stop31h 15m

£548

HanoiLondon

HAN - LGW

HANLGW

Hanoi Noibai

Mon 26/5

01:40-06:40

2 stops35h 00m

London Gatwick

Tue 3/6

18:00-23:45

2 stops23h 45m

£556

HanoiLondon

HAN - LGW

HANLGW

Hanoi Noibai

Thu 12/6

02:10-06:35

2 stops34h 25m

London Gatwick

Fri 20/6

12:35-11:55

1 stop17h 20m

£587

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Sun 8/6

02:10-19:50

1 stop23h 40m

London Heathrow

Mon 30/6

22:05-14:05

1 stop34h 00m

£610

HanoiLondon

HAN - LGW

HANLGW

Hanoi Noibai

Mon 9/6

17:45-18:30

2 stops30h 45m

London Gatwick

Mon 30/6

12:00-16:45

1 stop22h 45m

£637

HanoiLondon

HAN - STN

HANSTN

Hanoi Noibai

Thu 12/6

01:30-12:55

1 stop17h 25m

London Stansted

Fri 20/6

14:55-13:15

1 stop16h 20m

£641

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Showing 1-10 of 44 results
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Best time to book a flight from Hanoi to London

Have a flexible travel schedule? Discover the best time to fly to London 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

How far ahead should I book a flight from Hanoi to London?

Use this chart to determine the optimal time to book a return flight from Hanoi to London. Price data was last updated on 25 April 2025.

The price you pay for your flight from Hanoi to London may vary depending on when you book. For the best chance of a lower fare, look to book 72 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Hanoi to London (average of £112). Flying from Hanoi to London 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 LON?

Find hourly flight availability from Hanoi to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 April 2025.

It’s typically best to fly out from Hanoi to London in the afternoon. Doing so could potentially save you 37% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 30 April 2025.
Read through reviews of airlines operating flights from Hanoi to London, such as EVA Air, Emirates and KLM. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very Good
1,186 reviews
Check prices

Comfort

8.3

Entertainment

8.0

Food

8.1

Boarding

8.4

Crew

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
EVA Air
8.4
Very Good
1,186 reviews
EVA Air
8.4
Very Good
1,186 reviews
Check prices

Comfort

8.3

Entertainment

8.0

Food

8.1

Boarding

8.4

Crew

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Emirates
8.0
Very Good
3,213 reviews
EVA Air
8.4
Very Good
1,186 reviews
Check prices

Comfort

8.3

Entertainment

8.0

Food

8.1

Boarding

8.4

Crew

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
KLM
7.8
Good
1,334 reviews
EVA Air
8.4
Very Good
1,186 reviews
Check prices

Comfort

8.3

Entertainment

8.0

Food

8.1

Boarding

8.4

Crew

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Austrian Airlines
7.6
Good
780 reviews
EVA Air
8.4
Very Good
1,186 reviews
Check prices

Comfort

8.3

Entertainment

8.0

Food

8.1

Boarding

8.4

Crew

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Related info for your journey

Find useful and relevant information for your journey from Hanoi to London. 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?

    Located just 14.2 mi from the city center, Hanoi Noibai is the airport most travelers will use when flying to London from Hanoi. Booking flights from Noibai (HAN) to London should be relatively easy as there are 0 daily outbound flights to London from 4 different airlines.

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

    Our cheapest airline available from Hanoi to London is China Southern. Our recent data shows that you can find tickets from as low as £524 on this airline. Additional options worth looking into are China Eastern and Air China, starting at £524 and £548 round-trip. You may be able to fly from Hanoi to London for 24% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Hanoi to London one-way?

    One-way options have recently been found by users for as low as £236 on Air China. Other airlines that offer cheap prices include China Eastern from £239 and Shenzhen Airlines from £242 one-way.

  • What are the most popular routes from Hanoi to London?

    The most popular route from Hanoi to London is Hanoi Noibai - London Heathrow. You may also consider Hanoi Noibai - London Gatwick or Hanoi Noibai - London City.

  • What are the cheapest flights from Hanoi to London?

    While on average a flight from Hanoi to London is generally £978, our data shows the cheapest flight currently is £374. When looking at the most popular route, (Hanoi Noibai - London Heathrow), you can expect to pay £467 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Hanoi to London 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?

    Currently, January is the cheapest month in which you can book a flight from Hanoi to London (average of £112). Flying from Hanoi to London 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 Hanoi?

Book flights to Hanoi if you plan to visit one of these locations
Deal
Hounslow
Milton Keynes
Gatwick
Luton
Slough
Croydon
Eastbourne
Ilford
Hayes
Southend-on-Sea
Crawley
Wembley
Ipswich
Maidstone
Winchester
Folkestone
Dartford
Watford
Chichester

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Hanoi to London

Discover the top 4 airlines that operate flights from Hanoi to London. 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 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£473Average£610FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Qatar AirwaysCheapest£623Average£755FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
EmiratesCheapest£706Average£759FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Vietnam AirlinesCheapest£808Average£942FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights

Fly with Cheapflights

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Cheapflights makes it easy to find Hanoi to London flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

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

Not ready to book yet? You can track prices for flights from Hanoi to London on Cheapflights with our Price Alert feature and get notified when better prices are available.

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