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Cheap flights from Hanoi to London from £243

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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
HAN — LON
23 Jul — 30 Jul1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Hanoi Noibai to London are usually found in October or December, booked 25 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Hanoi to London

Enter your travel dates to find the best prices.

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 23 June 2026.

Tue 10/1118:15
HAN
-
LGW
1 stop19h 40m
Air China
Tue 24/1111:05
LGW
-
HAN
1 stop17h 10m
Air China
Deal found 21/6£487
Tue 10/1115:45
HAN
-
LGW
2 stops29h 15m
China Eastern
Tue 24/1110:30
LGW
-
HAN
1 stop24h 15m
China Eastern
Deal found 21/6£496
Sun 20/1213:30
HAN
-
LGW
1 stop23h 10m
Air China
Sun 3/111:05
LGW
-
HAN
1 stop17h 10m
Air China
Deal found 21/6£505
Tue 22/1218:15
HAN
-
LGW
1 stop19h 40m
Air China
Sat 2/111:05
LGW
-
HAN
1 stop17h 10m
Air China
Deal found 21/6£506
Tue 15/1218:15
HAN
-
LGW
1 stop19h 40m
Air China
Tue 5/111:05
LGW
-
HAN
1 stop22h 35m
Air China
Deal found 21/6£513
Thu 12/1118:15
HAN
-
LGW
1 stop19h 40m
Air China
Mon 16/1111:05
LGW
-
HAN
1 stop22h 35m
Air China
Deal found 22/6£514
Tue 10/1113:30
HAN
-
LHR
1 stop35h 20m
Air China
Tue 24/1117:40
LHR
-
HAN
1 stop35h 15m
Air China
Deal found 21/6£515
Fri 18/1218:45
HAN
-
LGW
1 stop26h 15m
China Eastern
Wed 30/1217:00
LGW
-
HAN
1 stop17h 45m
China Eastern
Deal found 21/6£517
Sat 1/802:10
HAN
-
LGW
2 stops21h 55m
Multiple Airlines
Wed 26/820:25
LGW
-
HAN
1 stop33h 30m
Multiple Airlines
Deal found 23/6£518
Thu 12/1115:10
HAN
-
LGW
1 stop29h 50m
China Eastern
Mon 16/1110:30
LGW
-
HAN
3 stops45h 45m
China Eastern
Deal found 21/6£524
Thu 12/1113:30
HAN
-
LHR
1 stop35h 20m
Air China
Sun 29/1117:40
LHR
-
HAN
1 stop35h 15m
Air China
Deal found 21/6£525
Wed 11/1113:30
HAN
-
LHR
1 stop35h 20m
Air China
Tue 1/1217:40
LHR
-
HAN
1 stop35h 15m
Air China
Deal found 19/6£539

Find 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 23 June 2026.

Round-trip from

£487

One-way from

£243

Popular in

March

Cheapest in

October

Average price

£689

Good round-trip deal

£1,000 or less

Good one-way deal

£500 or less
Air China
  • Air China
  • 10/11-24/11
  • 2 total stops
  • 36h 50m total
  • Hanoi to London
Search Deals
Hainan Airlines
  • Hainan Airlines
  • 5/7
  • 2 total stops
  • 28h 20m total
  • Hanoi to London
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£57 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Hanoi Noibai to London (LON).
Search Deals
Price to beat on a one-way flight from Hanoi Noibai to London (LON).
Search Deals

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 23 June 2026.
Use the filters below to find and compare flights from Hanoi to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

HanoiLondon

HAN - LGW

HANLGW

Hanoi Noibai

Fri 18/12

02:45-14:00

1 stop18h 15m

London Gatwick

Wed 30/12

17:00-01:45

1 stop25h 45m

£517

HanoiLondon

HAN - LGW

HANLGW

Hanoi Noibai

Thu 12/11

15:10-14:00

1 stop29h 50m

London Gatwick

Mon 16/11

10:30-15:15

3 stops45h 45m

£524

HanoiLondon

HAN - LGW

HANLGW

Hanoi Noibai

Sat 19/12

18:45-06:30

1 stop18h 45m

London Gatwick

Fri 1/1

17:00-15:15

2 stops39h 15m

£598

HanoiLondon

HAN - LGW

HANLGW

Hanoi Noibai

Fri 18/12

16:15-06:30

2 stops21h 15m

London Gatwick

Fri 1/1

17:00-01:45

1 stop25h 45m

£598

HanoiLondon

HAN - LGW

HANLGW

Hanoi Noibai

Thu 17/12

15:45-06:30

2 stops21h 45m

London Gatwick

Sun 3/1

10:30-14:10

1 stop20h 40m

£598

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Thu 12/11

15:10-17:30

1 stop33h 20m

London Heathrow

Sun 29/11

21:00-14:45

2 stops34h 45m

£623

HanoiLondon

HAN - LGW

HANLGW

Hanoi Noibai

Sun 26/7

18:45-06:40

1 stop17h 55m

London Gatwick

Mon 10/8

22:00-01:20

1 stop21h 20m

£638

HanoiLondon

HAN - LGW

HANLGW

Hanoi Noibai

Mon 14/9

19:30-06:40

1 stop17h 10m

London Gatwick

Wed 18/11

08:40-19:45

1 stop28h 05m

£655

HanoiLondon

HAN - STN

HANSTN

Hanoi Noibai

Sun 26/7

19:35-23:10

2 stops33h 35m

London Stansted

Mon 10/8

06:20-10:40

2 stops22h 20m

£672

HanoiLondon

HAN - LTN

HANLTN

Hanoi Noibai

Wed 12/8

20:40-14:35

2 stops23h 55m

London Luton

Mon 31/8

09:15-02:00

3 stops34h 45m

£672

Flights are sorted by cheapest return flights first.

Deals found on 22/6

Showing 1-10 of 60 resultsSorted by cheapest first
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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

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

Currently, April is the cheapest month in which you can book a flight from Hanoi to London (average of £258). Flying from Hanoi to London in January is currently the most expensive (average of £717). 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.

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

What’s the top stopover airport for flights from Hanoi to London?

Share of one-stop return flights from Hanoi to London chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Doha (DOH) – chosen by Cheapflights users on 27% of one-stop itineraries from Hanoi to London on Cheapflights.

What’s the cheapest stopover airport for flights from Hanoi to London?

Average return fare for one-stop flights from Hanoi to London, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Guangzhou (CAN) is the most affordable one-stop option, with an average return flight price of £504.

What’s the fastest stopover option from Hanoi to London?

Shortest average travel time for one-stop one-way flights from Hanoi to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Bangkok (BKK) have the shortest average one-way travel time for one-stop routes: 16h 00m.

Which airport typically offers the quickest stopover for flights from Hanoi to London?

Average stopover duration for one-stop one-way flights from Hanoi to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Bangkok (BKK) offer the fastest connection on this route, with an average stopover time of 1h 13m.

How often are flights from Hanoi to London delayed?

About 21% of weekly flights between Hanoi and London have experienced delays in the past year, with the average delay time being 105 minutes.

What is the most punctual flight time for Hanoi to London flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Hanoi to London flights?

Over the past year, Vietnam Airlines have had the lowest number of delays on this route, with just 21% of flights being delayed.

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

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.

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 23 June 2026.
Get a feel of what it's like to fly with Vietnam Airlines,China Southern, andQatar Airways from Hanoi to London by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Vietnam Airlines
7.7
Good
274 reviews
Check prices

Boarding

7.8

Comfort

7.7

Crew

8.2

Food

6.9

Overall

7.7

Entertainment

6.3

Reviews

1 / 16
2.0
Mediocre

Stephen,Apr 2026

SGN - DAD

45 minutes late. Bottle of water and that’s about it.
Vietnam Airlines
7.7
Good
274 reviews
Vietnam Airlines
7.7
Good
274 reviews
Check prices

Boarding

7.8

Comfort

7.7

Crew

8.2

Food

6.9

Overall

7.7

Entertainment

6.3

Reviews

1 / 16
2.0
Mediocre

Stephen,Apr 2026

SGN - DAD

45 minutes late. Bottle of water and that’s about it.
China Southern
7.5
Good
154 reviews
Vietnam Airlines
7.7
Good
274 reviews
Check prices

Boarding

7.8

Comfort

7.7

Crew

8.2

Food

6.9

Overall

7.7

Entertainment

6.3

Reviews

1 / 16
2.0
Mediocre

Stephen,Apr 2026

SGN - DAD

45 minutes late. Bottle of water and that’s about it.
Qatar Airways
7.3
Good
3,730 reviews
Vietnam Airlines
7.7
Good
274 reviews
Check prices

Boarding

7.8

Comfort

7.7

Crew

8.2

Food

6.9

Overall

7.7

Entertainment

6.3

Reviews

1 / 16
2.0
Mediocre

Stephen,Apr 2026

SGN - DAD

45 minutes late. Bottle of water and that’s about it.
China Eastern
7.3
Good
226 reviews
Vietnam Airlines
7.7
Good
274 reviews
Check prices

Boarding

7.8

Comfort

7.7

Crew

8.2

Food

6.9

Overall

7.7

Entertainment

6.3

Reviews

1 / 16
2.0
Mediocre

Stephen,Apr 2026

SGN - DAD

45 minutes late. Bottle of water and that’s about it.
Air China
7.3
Good
155 reviews
Vietnam Airlines
7.7
Good
274 reviews
Check prices

Boarding

7.8

Comfort

7.7

Crew

8.2

Food

6.9

Overall

7.7

Entertainment

6.3

Reviews

1 / 16
2.0
Mediocre

Stephen,Apr 2026

SGN - DAD

45 minutes late. Bottle of water and that’s about it.

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.

  • How long is the flight from Hanoi to London?

    For as low as £517, Air China can have you in London from Hanoi in 18h 15m. The distance from Hanoi to London is about 5735 mi. This flight may include one or multiple stops.

  • 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 £294 on this airline. Additional options worth looking into are Etihad Airways and Qatar Airways, starting at £415 and £631 round-trip. You may be able to fly from Hanoi to London for 56% 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 £140 on Etihad Airways. Other airlines that offer cheap prices include China Eastern from £142 and China Southern from £221 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 Stansted or Hanoi Noibai - London Gatwick.

  • What are the cheapest flights from Hanoi to London?

    While on average a flight from Hanoi to London is generally £1,085, our data shows the cheapest flight currently is £348. When looking at the most popular route, (Hanoi Noibai - London Heathrow), you can expect to pay £551 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, April is the cheapest month in which you can book a flight from Hanoi to London (average of £258). Flying from Hanoi to London in January is currently the most expensive (average of £717). 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?

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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 23 June 2026.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£294Average£504FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Etihad AirwaysCheapest£415Average£596FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapest£631Average£731FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Vietnam AirlinesCheapest£793Average£999FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

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.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Hanoi to London.

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

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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