Cheap flights from the United Kingdom to Hanoi from £248

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 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HAN
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheap flight deals from United Kingdom to Hanoi

Keep the following information in mind while searching for United Kingdom to Hanoi flight deals. Data was last updated 17 September 2025.

Round-trip from

£381

One-way from

£249

Popular in

July

Cheapest in

November

Average price

£546

Good round-trip deal

£666 or less

Good one-way deal

£485 or less
Shenzhen Airlines
  • Shenzhen Airlines
  • 27/9-4/10
  • 2 total stops
  • 52h 25m total
  • United Kingdom to Hanoi
5/12
  • 5/12
  • 2 total stops
  • 54h 05m total
  • United Kingdom to Hanoi
Highest demand for flights based on searches. 12% potential increase in price (£67 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£12 potential savings vs. average return price).
Average for round-trip flights in September 2025
Price to beat on a round-trip flight from United Kingdom to Hanoi Noibai.
Price to beat on a one-way flight from United Kingdom to Hanoi Noibai.

Find flight deals from United Kingdom to Hanoi

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

Sun 21/922:05LHR - HAN
1 stop28h 35mShenzhen Airlines
Sun 5/1015:05HAN - LHR
1 stop34h 45mShenzhen Airlines
Deal found 16/9£381
Wed 12/1111:05LGW - HAN
1 stop17h 10mAir China
Wed 3/1218:15HAN - LGW
1 stop19h 40mAir China
Deal found 15/9£381
Mon 27/1011:05LGW - HAN
1 stop17h 10mAir China
Fri 7/1118:15HAN - LGW
1 stop19h 40mAir China
Deal found 15/9£382
Sun 28/1211:05LGW - HAN
1 stop22h 35mAir China
Sun 11/118:15HAN - LGW
1 stop19h 40mAir China
Deal found 16/9£386
Wed 26/1111:40LGW - HAN
1 stop22h 00mAir China
Sun 7/1212:25HAN - LGW
1 stop25h 30mAir China
Deal found 15/9£391
Wed 26/1111:40LGW - HAN
1 stop22h 00mAir China
Sat 13/1212:25HAN - LGW
1 stop25h 30mAir China
Deal found 15/9£392
Wed 17/911:15LGW - HAN
1 stop17h 40mAir China
Thu 16/1018:15HAN - LGW
1 stop18h 40mAir China
Deal found 15/9£392
Sun 26/1011:05LGW - HAN
1 stop17h 10mAir China
Mon 24/1118:15HAN - LGW
1 stop19h 40mAir China
Deal found 17/9£394
Fri 31/1011:05LGW - HAN
1 stop17h 10mAir China
Fri 7/1118:15HAN - LGW
1 stop19h 40mAir China
Deal found 16/9£400
Fri 28/1111:40LGW - HAN
1 stop22h 00mAir China
Fri 12/1218:15HAN - LGW
1 stop19h 40mAir China
Deal found 15/9£401
Thu 2/1012:35LGW - HAN
2 stops21h 45mAir China
Mon 20/1012:20HAN - LGW
1 stop24h 35mAir China
Deal found 15/9£402
Tue 2/1217:40LHR - HAN
1 stop35h 15mAir China
Sat 28/213:20HAN - LHR
1 stop35h 30mAir China
Deal found 16/9£403

Cheapflights Fare Finder

 
Customise your flight search to find flights from United Kingdom to Hanoi 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 the United Kingdom to Hanoi that are best for you.

Fly from

United Kingdom

Fly to

Hanoi

Route

Depart

Return

Price

LondonHanoi

LGW - HAN

LGWHAN

London Gatwick

Fri 21/11

10:30-17:45

1 stop24h 15m

Hanoi Noibai

Tue 9/12

02:45-14:00

1 stop18h 15m

£411

LondonHanoi

LGW - HAN

LGWHAN

London Gatwick

Thu 6/11

10:30-14:10

1 stop20h 40m

Hanoi Noibai

Tue 16/12

02:45-14:00

1 stop18h 15m

£415

LondonHanoi

LGW - HAN

LGWHAN

London Gatwick

Sun 9/11

11:05-16:40

1 stop22h 35m

Hanoi Noibai

Sun 14/12

12:25-06:55

1 stop25h 30m

£436

LondonHanoi

LGW - HAN

LGWHAN

London Gatwick

Sun 9/11

11:05-11:15

1 stop17h 10m

Hanoi Noibai

Fri 19/12

18:15-06:55

1 stop19h 40m

£436

LondonHanoi

LGW - HAN

LGWHAN

London Gatwick

Sun 9/11

11:05-11:15

1 stop17h 10m

Hanoi Noibai

Sat 20/12

18:15-06:55

1 stop19h 40m

£436

LondonHanoi

LGW - HAN

LGWHAN

London Gatwick

Mon 3/11

10:30-14:10

1 stop20h 40m

Hanoi Noibai

Tue 16/12

02:45-14:00

1 stop18h 15m

£439

LondonHanoi

LGW - HAN

LGWHAN

London Gatwick

Thu 6/11

11:05-11:15

1 stop17h 10m

Hanoi Noibai

Sat 20/12

13:20-05:35

1 stop23h 15m

£477

LondonHanoi

LGW - HAN

LGWHAN

London Gatwick

Fri 3/10

11:15-10:55

1 stop17h 40m

Hanoi Noibai

Mon 27/10

18:15-06:55

1 stop19h 40m

£477

LondonHanoi

LGW - HAN

LGWHAN

London Gatwick

Tue 4/11

11:05-11:15

1 stop17h 10m

Hanoi Noibai

Sun 14/12

18:15-06:55

1 stop19h 40m

£477

LondonHanoi

LGW - HAN

LGWHAN

London Gatwick

Fri 7/11

10:30-14:10

1 stop20h 40m

Hanoi Noibai

Wed 17/12

18:45-06:30

1 stop18h 45m

£508

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Showing 1-10 of 60 results
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Best time to book a flight from United Kingdom to Hanoi

Have a flexible travel schedule? Discover the best time to fly to Hanoi from United Kingdom 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 the United Kingdom to Hanoi

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

Currently, May is the cheapest month in which you can book a flight from United Kingdom to Hanoi (average of £793). Flying from United Kingdom to Hanoi in December is currently the most expensive (average of £1,129). 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 GB to HAN?

Find hourly flight availability from United Kingdom to Hanoi. 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.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from United Kingdom to Hanoi as you normally would.

Reviews of airlines servicing Hanoi

Get insights into the airlines that provide service to Hanoi. 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 Hanoi. Reviews last updated 17 September 2025.
Check out reviews from past customers who have flown with Cathay Pacific, Vietnam Airlines, andChina Southern from the United Kingdom to Hanoi to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

7.3

Comfort

7.6

Entertainment

7.8

Overall

7.6

Boarding

7.9

Crew

8.1

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .

Food

7.3

Comfort

7.6

Entertainment

7.8

Overall

7.6

Boarding

7.9

Crew

8.1

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .

Food

7.3

Comfort

7.6

Entertainment

7.8

Overall

7.6

Boarding

7.9

Crew

8.1

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .

Food

7.3

Comfort

7.6

Entertainment

7.8

Overall

7.6

Boarding

7.9

Crew

8.1

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .

Food

7.3

Comfort

7.6

Entertainment

7.8

Overall

7.6

Boarding

7.9

Crew

8.1

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .

Food

7.3

Comfort

7.6

Entertainment

7.8

Overall

7.6

Boarding

7.9

Crew

8.1

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .

Related info for your journey

Find useful and relevant information for your journey from United Kingdom to Hanoi. 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 into for flights to Hanoi from United Kingdom?

    Most people fly into Hanoi Noibai (HAN) if they book a flight to Hanoi from United Kingdom. Noibai is conveniently located just 14.2 mi from Hanoi’s city center.

  • How long is the flight from United Kingdom to Hanoi?

    Airlines like China Eastern, Air China, and Shenzhen Airlines fly from United Kingdom to Hanoi in about 22h 35m. The time it takes to get you to your destination can typically vary by up to 5h 55m. The distance between United Kingdom and Hanoi is about 5735 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    £287 is the cheapest one-way deal found within the past few days, from Air China. You may also be able to find cheap deals on China Eastern and China Southern, with prices starting from £290 and £304, respectively.

  • What are the most popular routes from United Kingdom to Hanoi?

  • What are the most reliable airlines from United Kingdom to Hanoi?

    Consider Vietnam Airlines (64%), Scandinavian Airlines (64%) or Cambodia Angkor Air (64%) when booking your flight. These represent the most reliable airlines when flying from United Kingdom to Hanoi.

  • What are the cheapest flights from United Kingdom to Hanoi?

    Looking for the cheapest flight from United Kingdom to Hanoi? While on average our users pay £1,445, our data indicates the cheapest price to be £387. The most popular route (London Heathrow - Hanoi Noibai), is priced around £380.

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

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

  • How can I find direct flights from United Kingdom to Hanoi?

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

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

    Yes. Cheapflights offers flight deals from United Kingdom to Hanoi 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 United Kingdom to Hanoi?

    Currently, May is the cheapest month in which you can book a flight from United Kingdom to Hanoi (average of £793). Flying from United Kingdom to Hanoi in December is currently the most expensive (average of £1,129). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for United Kingdom to Hanoi

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from United Kingdom to Hanoi

Discover the top 10 airlines that operate flights from United Kingdom to Hanoi. 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
EmiratesCheapest£320Average£867FlexibilityNo cancel feeOn-time75%
Search Emirates flights
China SouthernCheapest£338Average£587FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Air ChinaCheapest£361Average£462FlexibilityNo cancel feeOn-time67%
Search Air China flights
Shenzhen AirlinesCheapest£374Average£452FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
China EasternCheapest£408Average£627FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Juneyao AirlinesCheapest£475Average£628FlexibilityNo cancel feeOn-time66%
Search Juneyao Airlines flights
Etihad AirwaysCheapest£518Average£637FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Singapore AirlinesCheapest£548Average£687FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Turkish AirlinesCheapest£562Average£729FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Cathay PacificCheapest£564Average£795FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific 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 United Kingdom to Hanoi?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from United Kingdom to Hanoi. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights helps you find that perfect flight to Hanoi from United Kingdom by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from United Kingdom to Hanoi, users can toggle the no change fees filter when performing a flight search.

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

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

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