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Cheap flights from Hanoi to London from £151

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 19/12. Fares are subject to change and may not be available on all flights or dates of travel.
HAN — LON
22 Dec — 29 Dec1
1 adult
1 adult, Economy, 0 bags

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

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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 22 November 2025.

Fri 26/1212:25HAN - LGW
1 stop25h 30mMultiple Airlines
Fri 9/110:30LGW - HAN
1 stop24h 15mMultiple Airlines
Deal found 20/11£484
Mon 15/1202:45HAN - LGW
1 stop34h 45mChina Eastern
Wed 31/1210:30LGW - HAN
1 stop32h 15mChina Eastern
Deal found 21/11£487
Fri 26/1213:30HAN - LHR
1 stop33h 25mMultiple Airlines
Fri 9/121:10LHR - HAN
1 stop21h 00mMultiple Airlines
Deal found 20/11£493
Thu 25/1202:45HAN - LGW
1 stop18h 15mChina Eastern
Fri 9/110:30LGW - HAN
1 stop24h 15mChina Eastern
Deal found 20/11£494
Tue 16/1213:20HAN - LGW
1 stop23h 15mAir China
Tue 13/111:05LGW - HAN
1 stop17h 10mAir China
Deal found 21/11£500
Tue 16/1212:25HAN - LGW
1 stop25h 30mAir China
Wed 31/1211:05LGW - HAN
1 stop22h 35mAir China
Deal found 22/11£502
Wed 17/1218:15HAN - LGW
1 stop19h 40mAir China
Wed 31/1211:05LGW - HAN
1 stop22h 35mAir China
Deal found 21/11£503
Tue 16/1219:45HAN - LHR
1 stop29h 50mChina Southern
Wed 31/1222:00LHR - HAN
1 stop18h 15mChina Southern
Deal found 22/11£504
Thu 20/1118:15HAN - LGW
1 stop19h 40mAir China
Tue 2/1211:05LGW - HAN
1 stop22h 35mAir China
Deal found 20/11£517
Tue 16/1202:10HAN - LHR
1 stop24h 00mShenzhen Airlines
Wed 31/1221:10LHR - HAN
1 stop21h 00mShenzhen Airlines
Deal found 22/11£525
Tue 16/1213:20HAN - LHR
1 stop35h 30mAir China
Tue 13/117:40LHR - HAN
1 stop35h 15mAir China
Deal found 21/11£530
Fri 26/1208:15HAN - LHR
1 stop17h 20mChina Southern
Fri 9/121:30LHR - HAN
2 stops30h 10mChina Southern
Deal found 20/11£555

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 22 November 2025.

Round-trip from

£484

One-way from

£151

Popular in

May

Cheapest in

October

Average price

£668

Good round-trip deal

£802 or less

Good one-way deal

£375 or less
China Eastern
  • China Eastern
  • 26/12-9/1
  • 2 total stops
  • 49h 45m total
  • Hanoi to London
Search Deals
China Eastern
  • China Eastern
  • 19/12
  • 2 total stops
  • 48h 20m total
  • Hanoi to London
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£26 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 November 2025
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 22 November 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 - LGW

HANLGW

Hanoi Noibai

Fri 26/12

12:25-06:55

1 stop25h 30m

London Gatwick

Fri 9/1

10:30-17:45

1 stop24h 15m

£484

HanoiLondon

HAN - LGW

HANLGW

Hanoi Noibai

Mon 26/1

12:25-06:55

1 stop25h 30m

London Gatwick

Mon 2/2

10:30-01:45

1 stop32h 15m

£485

HanoiLondon

HAN - LGW

HANLGW

Hanoi Noibai

Mon 15/12

02:45-06:30

1 stop34h 45m

London Gatwick

Wed 31/12

10:30-01:45

1 stop32h 15m

£487

HanoiLondon

HAN - LGW

HANLGW

Hanoi Noibai

Mon 19/1

18:15-06:55

1 stop19h 40m

London Gatwick

Sun 25/1

10:30-17:45

1 stop24h 15m

£491

HanoiLondon

HAN - STN

HANSTN

Hanoi Noibai

Mon 19/1

07:30-16:55

3 stops40h 25m

London Stansted

Sun 25/1

23:20-13:00

3 stops30h 40m

£494

HanoiLondon

HAN - LGW

HANLGW

Hanoi Noibai

Tue 16/12

13:20-05:35

1 stop23h 15m

London Gatwick

Tue 13/1

11:05-11:15

1 stop17h 10m

£500

HanoiLondon

HAN - LGW

HANLGW

Hanoi Noibai

Wed 17/12

18:15-06:55

1 stop19h 40m

London Gatwick

Wed 31/12

11:05-16:40

1 stop22h 35m

£502

HanoiLondon

HAN - LGW

HANLGW

Hanoi Noibai

Tue 16/12

02:45-14:00

1 stop18h 15m

London Gatwick

Wed 31/12

10:30-01:45

1 stop32h 15m

£505

HanoiLondon

HAN - LGW

HANLGW

Hanoi Noibai

Sun 25/1

02:45-14:00

1 stop18h 15m

London Gatwick

Mon 2/2

10:30-01:35

2 stops32h 05m

£506

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Tue 16/12

02:10-19:10

1 stop24h 00m

London Heathrow

Wed 31/12

21:10-01:10

1 stop21h 00m

£525

Flights are sorted by cheapest return flights first.

Deals found on 22/11

Showing 1-10 of 60 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 14 November 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, October is the cheapest month in which you can book a flight from Hanoi to London (average of £297). Flying from Hanoi to London in January is currently the most expensive (average of £956). 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 22 November 2025.

It’s typically best to fly out from Hanoi to London at midday. Doing so could potentially save you 14% on the flight price compared to flying in the evening, which is usually more expensive.

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 26% 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 £528.

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 10m.

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 29m.

How often are flights from Hanoi to London delayed?

About 24% of weekly flights between Hanoi and London have experienced delays in the past year, with the average delay time being 118 minutes.

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

Historically, flights departing at night 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?

Friday tends to have the lowest number of delays on this route, whereas Thursday 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 24% of flights being delayed.

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 22 November 2025.
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
7.6
Good
212 reviews
Check prices

Entertainment

6.3

Comfort

7.6

Boarding

7.6

Overall

7.6

Crew

8.1

Food

6.8

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
212 reviews
Vietnam Airlines
7.6
Good
212 reviews
Check prices

Entertainment

6.3

Comfort

7.6

Boarding

7.6

Overall

7.6

Crew

8.1

Food

6.8

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.
China Southern
7.5
Good
119 reviews
Vietnam Airlines
7.6
Good
212 reviews
Check prices

Entertainment

6.3

Comfort

7.6

Boarding

7.6

Overall

7.6

Crew

8.1

Food

6.8

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
3,664 reviews
Vietnam Airlines
7.6
Good
212 reviews
Check prices

Entertainment

6.3

Comfort

7.6

Boarding

7.6

Overall

7.6

Crew

8.1

Food

6.8

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.
Etihad Airways
7.4
Good
1,310 reviews
Vietnam Airlines
7.6
Good
212 reviews
Check prices

Entertainment

6.3

Comfort

7.6

Boarding

7.6

Overall

7.6

Crew

8.1

Food

6.8

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.
China Eastern
7.2
Good
178 reviews
Vietnam Airlines
7.6
Good
212 reviews
Check prices

Entertainment

6.3

Comfort

7.6

Boarding

7.6

Overall

7.6

Crew

8.1

Food

6.8

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 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 is 1 daily outbound flight to London from 4 different airlines.

  • How long is the flight from Hanoi to London?

    For as low as £525, China Eastern can have you in London from Hanoi in 24h. The distance from Hanoi to London is about 5736 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 £297 on this airline. Additional options worth looking into are Qatar Airways and Cathay Pacific, starting at £647 and £724 round-trip. You may be able to fly from Hanoi to London for 59% less than the average price by searching for these airlines.

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

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

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

    The top 3 most reliable airlines when flying from Hanoi to London are Cambodia Angkor Air (63%), Vietnam Airlines (58%) and Scandinavian Airlines (36%).

  • What are the cheapest flights from Hanoi to London?

    While on average a flight from Hanoi to London is generally £593, our data shows the cheapest flight currently is £231. When looking at the most popular route, (Hanoi Noibai - London Gatwick), you can expect to pay £388 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, October is the cheapest month in which you can book a flight from Hanoi to London (average of £297). Flying from Hanoi to London in January is currently the most expensive (average of £956). 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

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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 22 November 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£297Average£527FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Qatar AirwaysCheapest£647Average£769FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Cathay PacificCheapest£724Average£808FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Vietnam AirlinesCheapest£802Average£938FlexibilityNo 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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