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Cheap flights from the United Kingdom to Hanoi 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 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HAN
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to Hanoi

Enter your travel dates to find the best prices.

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 12 December 2025.

Wed 31/1211:05LGW - HAN
2 stops31h 05mAir China
Thu 22/112:25HAN - LGW
1 stop25h 30mAir China
Deal found 10/12£445
Wed 31/1221:10LHR - HAN
1 stop28h 30mShenzhen Airlines
Fri 23/119:40HAN - LHR
1 stop30h 30mShenzhen Airlines
Deal found 9/12£453
Wed 31/1211:05LGW - HAN
1 stop22h 35mAir China
Wed 14/112:25HAN - LGW
1 stop25h 30mAir China
Deal found 11/12£457
Wed 31/1211:05LGW - HAN
1 stop22h 35mAir China
Fri 23/112:25HAN - LGW
1 stop25h 30mAir China
Deal found 11/12£477
Wed 31/1219:45LHR - HAN
1 stop19h 25mHainan Airlines
Thu 5/323:15HAN - LHR
2 stops25h 20mHainan Airlines
Deal found 10/12£497
Wed 31/1219:45LHR - HAN
1 stop19h 25mHainan Airlines
Sun 1/323:15HAN - LHR
2 stops25h 40mHainan Airlines
Deal found 10/12£509
Wed 31/1221:10LHR - HAN
1 stop28h 30mShenzhen Airlines
Thu 22/114:55HAN - LHR
1 stop35h 15mShenzhen Airlines
Deal found 10/12£511
Wed 31/1211:05LGW - HAN
1 stop22h 35mAir China
Tue 13/112:25HAN - LGW
1 stop25h 30mAir China
Deal found 11/12£521
Wed 31/1219:45LHR - HAN
1 stop19h 25mHainan Airlines
Thu 26/223:15HAN - LHR
2 stops25h 20mHainan Airlines
Deal found 10/12£522
Thu 25/1221:35LHR - HAN
2 stops31h 20mAir China
Sun 28/1213:20HAN - LHR
1 stop33h 35mAir China
Deal found 10/12£523
Wed 31/1217:15LHR - HAN
2 stops38h 55mChina Southern
Mon 2/319:45HAN - LHR
1 stop29h 50mChina Southern
Deal found 10/12£529
Wed 31/1221:10LHR - HAN
1 stop21h 00mShenzhen Airlines
Sat 28/219:40HAN - LHR
1 stop30h 30mShenzhen Airlines
Deal found 10/12£534

Find 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 12 December 2025.

Round-trip from

£363

One-way from

£243

Popular in

August

Cheapest in

November

Average price

£746

Good round-trip deal

£704 or less

Good one-way deal

£435 or less
China Eastern
  • China Eastern
  • 21/1-4/2
  • 2 total stops
  • 44h 30m total
  • United Kingdom to Hanoi
Search Deals
8/3
  • 8/3
  • 3 total stops
  • 41h 40m total
  • United Kingdom to Hanoi
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£58 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from United Kingdom to Hanoi Noibai.
Search Deals
Price to beat on a one-way flight from United Kingdom to Hanoi Noibai.
Search Deals

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 12 December 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

Thu 22/1

17:00-17:45

1 stop17h 45m

Hanoi Noibai

Sun 15/2

18:45-14:00

1 stop26h 15m

£363

LondonHanoi

LGW - HAN

LGWHAN

London Gatwick

Mon 4/5

11:15-11:00

1 stop17h 45m

Hanoi Noibai

Sun 24/5

13:25-06:35

1 stop23h 10m

£386

LondonHanoi

LGW - HAN

LGWHAN

London Gatwick

Thu 8/1

11:05-16:40

1 stop22h 35m

Hanoi Noibai

Mon 19/1

12:25-06:55

1 stop25h 30m

£393

LondonHanoi

LGW - HAN

LGWHAN

London Gatwick

Sun 10/5

12:35-11:55

1 stop17h 20m

Hanoi Noibai

Mon 25/5

13:25-06:35

1 stop23h 10m

£394

LondonHanoi

LGW - HAN

LGWHAN

London Gatwick

Sat 24/1

11:05-11:15

1 stop17h 10m

Hanoi Noibai

Sun 1/2

12:25-06:55

1 stop25h 30m

£436

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Fri 27/2

21:10-01:10

1 stop21h 00m

Hanoi Noibai

Fri 13/3

02:10-19:10

1 stop24h 00m

£462

GlasgowHanoi

GLA - HAN

GLAHAN

Glasgow Intl

Sun 25/1

08:25-17:45

2 stops26h 20m

Hanoi Noibai

Sat 31/1

02:45-20:15

2 stops24h 30m

£462

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Wed 4/2

21:10-01:10

1 stop21h 00m

Hanoi Noibai

Sun 15/2

14:55-19:10

1 stop35h 15m

£462

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Mon 2/2

21:10-01:10

1 stop21h 00m

Hanoi Noibai

Thu 12/2

19:40-19:10

1 stop30h 30m

£462

LondonHanoi

LHR - HAN

LHRHAN

London Heathrow

Fri 16/1

21:10-01:10

1 stop21h 00m

Hanoi Noibai

Fri 23/1

02:10-19:10

1 stop24h 00m

£462

Flights are sorted by cheapest return flights first.

Deals found on 11/12

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, January is the cheapest month in which you can book a flight from United Kingdom to Hanoi (average of £255). Flying from United Kingdom to Hanoi in August is currently the most expensive (average of £606). 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 12 December 2025.

It’s optimal to fly from United Kingdom to Hanoi in the evening. By choosing this option you can save up to 25% on the cost of your flight, compared to a flight at midday.

What is the cheapest day to fly from United Kingdom to Hanoi?

Use this chart to determine the cheapest time to fly return from United Kingdom to Hanoi. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their United Kingdom to Hanoi flight should consider departing on Wednesday evenings when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

How often are flights from the United Kingdom to Hanoi delayed?

About 20% of weekly flights between United Kingdom and Hanoi have experienced delays in the past year, with the average delay time being 198 minutes.

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

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

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

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

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

Over the past year, Vietnam Airlines have had the lowest number of delays on this route, with just 20% of flights being delayed.

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 12 December 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.
Cathay Pacific
7.6
Good
1,095 reviews
Check prices

Crew

8.1

Food

7.3

Comfort

7.6

Entertainment

7.8

Boarding

7.9

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sept 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.
Cathay Pacific
7.6
Good
1,095 reviews
Cathay Pacific
7.6
Good
1,095 reviews
Check prices

Crew

8.1

Food

7.3

Comfort

7.6

Entertainment

7.8

Boarding

7.9

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sept 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.
Vietnam Airlines
7.6
Good
216 reviews
Cathay Pacific
7.6
Good
1,095 reviews
Check prices

Crew

8.1

Food

7.3

Comfort

7.6

Entertainment

7.8

Boarding

7.9

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sept 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.
China Southern
7.5
Good
122 reviews
Cathay Pacific
7.6
Good
1,095 reviews
Check prices

Crew

8.1

Food

7.3

Comfort

7.6

Entertainment

7.8

Boarding

7.9

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sept 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.
Qatar Airways
7.4
Good
3,677 reviews
Cathay Pacific
7.6
Good
1,095 reviews
Check prices

Crew

8.1

Food

7.3

Comfort

7.6

Entertainment

7.8

Boarding

7.9

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sept 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.
Air China
7.2
Good
127 reviews
Cathay Pacific
7.6
Good
1,095 reviews
Check prices

Crew

8.1

Food

7.3

Comfort

7.6

Entertainment

7.8

Boarding

7.9

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sept 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.

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 17h 45m. The time it takes to get you to your destination can typically vary by up to 3h 15m. 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?

    £241 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 Shenzhen Airlines and China Eastern, with prices starting from £243 and £253, respectively.

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

    While some choose either London Gatwick - Hanoi Noibai or London City - Hanoi Noibai, London Heathrow - Hanoi Noibai is the most popular route from United Kingdom to Hanoi.

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

    Consider Vietnam Airlines (86%), Cambodia Angkor Air (86%) or Scandinavian Airlines (67%) 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 £1,117, our data indicates the cheapest price to be £354. The most popular route (London Heathrow - Hanoi Noibai), is priced around £393.

  • 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, January is the cheapest month in which you can book a flight from United Kingdom to Hanoi (average of £255). Flying from United Kingdom to Hanoi in August is currently the most expensive (average of £606). 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.
Heathrow to Hanoi flights
Heathrow to Ho Chi Minh City flights
Gatwick to Hanoi flights
Gatwick to Ho Chi Minh City flights
Stansted to Ho Chi Minh City flights
London City to Hanoi flights
London City to Ho Chi Minh City flights
Stansted to Hanoi flights
Luton to Ho Chi Minh City flights
Luton to Hanoi flights
Manchester to Hanoi flights
Manchester to Ho Chi Minh City flights
Heathrow to Da Nang flights
Gatwick to Da Nang flights
Stansted to Da Nang flights
Manchester to Da Nang flights
Heathrow to Phu Quoc flights
Birmingham to Ho Chi Minh City flights
Gatwick to Phu Quoc flights
Edinburgh to Hanoi flights
London City to Da Nang flights
Edinburgh to Ho Chi Minh City flights
Glasgow Intl to Hanoi flights
Birmingham to Hanoi flights
Glasgow Intl to Ho Chi Minh City flights
Birmingham to Da Nang flights
Heathrow to Haiphong flights
Newcastle upon Tyne to Hanoi flights
Heathrow to Nha Trang flights
Newcastle upon Tyne to Ho Chi Minh City flights
Manchester to Phu Quoc flights
Bristol to Ho Chi Minh City flights
Aberdeen to Ho Chi Minh City flights
Gatwick to Nha Trang flights
Bristol to Hanoi flights
Edinburgh to Da Nang flights
Southampton to Hanoi flights
Cardiff to Hanoi flights
Charles de Gaulle to Ho Chi Minh City flights
Glasgow Intl to Da Nang flights
Cardiff to Ho Chi Minh City flights
Heathrow to Hue flights
Southampton to Ho Chi Minh City flights
Liverpool to Ho Chi Minh City flights
Aberdeen to Hanoi flights
Manchester to Hue flights
Gatwick to Dalat flights

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 12 December 2025.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest£361Average£582FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Air ChinaCheapest£365Average£456FlexibilityNo cancel feeOn-time67%
Search Air China flights
Shenzhen AirlinesCheapest£380Average£489FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
China SouthernCheapest£411Average£593FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Juneyao AirlinesCheapest£441Average£638FlexibilityNo cancel feeOn-time66%
Search Juneyao Airlines flights
Etihad AirwaysCheapest£516Average£650FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Turkish AirlinesCheapest£556Average£753FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Vietnam AirlinesCheapest£571Average£752FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Singapore AirlinesCheapest£571Average£708FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Cathay PacificCheapest£573Average£803FlexibilityNo 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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