Cheap flights from London to Hanoi from £252

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 15/3. Fares are subject to change and may not be available on all flights or dates of travel.
LON — HAN
16 Mar — 23 Mar1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London to Hanoi Noibai are usually found in November or January, booked 20 days in advance, depart on a Monday or Wednesday and return on a Wednesday

Cheap flight deals from London to Hanoi

Enter your travel dates to find the best prices.

Cheapest flights from London to Hanoi
Explore the most affordable flight options available from London to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 February 2026.

Fri 8/511:35
LGW
-
HAN
1 stop24h 10m
China Eastern
Thu 21/502:20
HAN
-
LGW
1 stop18h 50m
China Eastern
Deal found 13/2£381
Fri 6/310:30
LGW
-
HAN
1 stop20h 40m
China Eastern
Sat 28/318:45
HAN
-
LGW
1 stop27h 15m
China Eastern
Deal found 14/2£382
Fri 6/310:30
LGW
-
HAN
1 stop32h 15m
China Eastern
Sun 29/315:00
HAN
-
LGW
1 stop30h 10m
China Eastern
Deal found 13/2£382
Sat 7/310:30
LGW
-
HAN
1 stop32h 15m
China Eastern
Sat 28/318:45
HAN
-
LGW
1 stop27h 15m
China Eastern
Deal found 14/2£383
Mon 9/317:00
LGW
-
HAN
1 stop38h 10m
China Eastern
Sat 14/302:45
HAN
-
LGW
1 stop18h 15m
China Eastern
Deal found 11/2£384
Thu 12/311:05
LGW
-
HAN
1 stop17h 10m
Air China
Tue 17/312:25
HAN
-
LGW
1 stop25h 30m
Air China
Deal found 11/2£385
Tue 10/311:05
LGW
-
HAN
1 stop17h 10m
Air China
Tue 24/318:15
HAN
-
LGW
1 stop19h 40m
Air China
Deal found 14/2£385
Mon 9/311:05
LGW
-
HAN
1 stop17h 10m
Air China
Sun 22/318:15
HAN
-
LGW
1 stop19h 40m
Air China
Deal found 11/2£387
Fri 6/310:30
LGW
-
HAN
1 stop20h 40m
China Eastern
Tue 31/317:30
HAN
-
LGW
2 stops27h 30m
China Eastern
Deal found 13/2£387
Mon 9/321:00
LHR
-
HAN
1 stop21h 45m
China Eastern
Mon 30/318:45
HAN
-
LHR
1 stop29h 55m
China Eastern
Deal found 10/2£388
Sat 7/310:30
LGW
-
HAN
2 stops21h 45m
China Eastern
Sun 29/315:00
HAN
-
LGW
1 stop30h 10m
China Eastern
Deal found 14/2£388
Mon 9/321:00
LHR
-
HAN
2 stops35h 15m
China Eastern
Tue 24/302:35
HAN
-
LHR
2 stops21h 55m
China Eastern
Deal found 11/2£389

Find flight deals from London to Hanoi

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Hanoi (HAN). 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 14 February 2026.

Round-trip from

£381

One-way from

£252

Popular in

August

Cheapest in

November

Average price

£574

Good round-trip deal

£685 or less

Good one-way deal

£477 or less
China Eastern
  • China Eastern
  • 8/5-21/5
  • 2 total stops
  • 43h 00m total
  • London to Hanoi
15/3
  • 15/3
  • 3 total stops
  • 57h 55m total
  • London to Hanoi
Highest demand for flights based on searches. 13% potential increase in price (£67 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£13 potential savings vs. average return price).
Average for round-trip flights in February 2026
Price to beat on a round-trip flight from London (LON) to Hanoi Noibai.
Price to beat on a one-way flight from London (LON) to Hanoi Noibai.

Cheapflights Fare Finder

 
Customise your flight search to find flights from London 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 14 February 2026.
Use the filters below to find and compare flights from London to Hanoi that are best for you.

Fly from

London

Fly to

Hanoi

Route

Depart

Return

Price

LondonHanoi

LGW - HAN

LGWHAN

London Gatwick

Fri 6/3

10:30-14:10

1 stop20h 40m

Hanoi Noibai

Wed 1/4

02:20-15:00

1 stop18h 40m

£382

LondonHanoi

LGW - HAN

LGWHAN

London Gatwick

Sat 7/3

10:30-14:10

1 stop20h 40m

Hanoi Noibai

Wed 1/4

18:45-06:40

1 stop17h 55m

£383

LondonHanoi

LGW - HAN

LGWHAN

London Gatwick

Fri 6/3

10:30-14:10

1 stop20h 40m

Hanoi Noibai

Tue 31/3

02:20-15:00

1 stop18h 40m

£383

LondonHanoi

LGW - HAN

LGWHAN

London Gatwick

Fri 6/3

10:30-01:35

2 stops32h 05m

Hanoi Noibai

Mon 23/3

18:45-14:00

1 stop26h 15m

£388

LondonHanoi

LGW - HAN

LGWHAN

London Gatwick

Mon 16/3

10:30-19:40

2 stops26h 10m

Hanoi Noibai

Fri 27/3

16:15-14:00

2 stops28h 45m

£394

LondonHanoi

LGW - HAN

LGWHAN

London Gatwick

Wed 6/5

11:35-17:45

1 stop24h 10m

Hanoi Noibai

Tue 26/5

18:45-15:00

1 stop26h 15m

£397

LondonHanoi

LGW - HAN

LGWHAN

London Gatwick

Tue 19/5

18:00-17:45

1 stop17h 45m

Hanoi Noibai

Mon 15/6

02:20-15:00

1 stop18h 40m

£397

LondonHanoi

LGW - HAN

LGWHAN

London Gatwick

Wed 6/5

11:35-17:45

1 stop24h 10m

Hanoi Noibai

Thu 28/5

02:20-15:10

1 stop18h 50m

£397

LondonHanoi

LGW - HAN

LGWHAN

London Gatwick

Mon 25/5

11:35-17:45

1 stop24h 10m

Hanoi Noibai

Fri 5/6

02:20-15:00

1 stop18h 40m

£397

LondonHanoi

LGW - HAN

LGWHAN

London Gatwick

Thu 7/5

11:35-16:30

3 stops46h 55m

Hanoi Noibai

Tue 26/5

02:20-15:00

1 stop18h 40m

£401

Flights are sorted by cheapest return flights first.

Deals found on 11/2

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

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

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

Use this chart to determine the optimal time to book a return flight from London to Hanoi. Price data was last updated on 6 February 2026.

To ensure you get the cheapest price possible for a flight from London to Hanoi, you should look to book at least 20 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from London to Hanoi (average of £251). Flying from London to Hanoi in August is currently the most expensive (average of £586). 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 LON to HAN?

Find hourly flight availability from London 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 14 February 2026.

When flying from London to Hanoi, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

Shanghai (PVG) – chosen by Cheapflights users on 28% of one-stop itineraries from London to Hanoi on Cheapflights.

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

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

Shanghai (PVG) is the most affordable one-stop option, with an average return flight price of £461.

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

Shortest average travel time for one-stop one-way flights from London to Hanoi, 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: 14h 45m.

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

Average stopover duration for one-stop one-way flights from London to Hanoi, 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 London to Hanoi delayed?

About 18% of weekly flights between London and Hanoi have experienced delays in the past year, with the average delay time being 205 minutes.

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

Over the past year, Vietnam Airlines have had the lowest number of delays on this route, with just 18% 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 14 February 2026.
Check out reviews from past customers who have flown with Vietnam Airlines, Qatar Airways, andChina Southern from London 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.

Comfort

7.6

Food

6.8

Boarding

7.7

Entertainment

6.2

Overall

7.6

Crew

8.1

Reviews

1 / 15
8.0
Excellent

Stephen,Nov 2025

SYD - SGN

I really liked it. It’s very good value for money.

Comfort

7.6

Food

6.8

Boarding

7.7

Entertainment

6.2

Overall

7.6

Crew

8.1

Reviews

1 / 15
8.0
Excellent

Stephen,Nov 2025

SYD - SGN

I really liked it. It’s very good value for money.

Comfort

7.6

Food

6.8

Boarding

7.7

Entertainment

6.2

Overall

7.6

Crew

8.1

Reviews

1 / 15
8.0
Excellent

Stephen,Nov 2025

SYD - SGN

I really liked it. It’s very good value for money.

Comfort

7.6

Food

6.8

Boarding

7.7

Entertainment

6.2

Overall

7.6

Crew

8.1

Reviews

1 / 15
8.0
Excellent

Stephen,Nov 2025

SYD - SGN

I really liked it. It’s very good value for money.

Comfort

7.6

Food

6.8

Boarding

7.7

Entertainment

6.2

Overall

7.6

Crew

8.1

Reviews

1 / 15
8.0
Excellent

Stephen,Nov 2025

SYD - SGN

I really liked it. It’s very good value for money.

Comfort

7.6

Food

6.8

Boarding

7.7

Entertainment

6.2

Overall

7.6

Crew

8.1

Reviews

1 / 15
8.0
Excellent

Stephen,Nov 2025

SYD - SGN

I really liked it. It’s very good value for money.

Related info for your journey

Find useful and relevant information for your journey from London 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 London?

    Located just 14.2 mi from the city center, Hanoi Noibai is the airport most travelers will use when flying to Hanoi from London. Booking flights from London to Noibai (HAN) should be relatively easy as there is 1 daily inbound flight from London from 15 different airlines.

  • How long is the flight from London to Hanoi?

    Departing from London to Hanoi will take you 15h 55m. The distance between London and Hanoi is about 5697 mi. This flight may include one or multiple stops.

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

    Flying on China Eastern is currently your cheapest option to Hanoi, with prices starting at £350. Additional return tickets that might be worth considering are offered by Air China and Shenzhen Airlines, with the lowest prices starting at £357 and £373, respectively. These flights start at 41% lower than the current average price 3 months from now.

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

    The cheapest airline one-way is Shenzhen Airlines, with whom users have recently found tickets for as low as £234. However, be on the lookout for offers from Air China and China Eastern, as they are both options that can get you from London to Hanoi for a low price.

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

  • What are the cheapest flights from London to Hanoi?

    While on average a flight from London to Hanoi is generally £1,271, our data shows the cheapest flight currently is £419. When looking at the most popular route, (London Heathrow - Hanoi Noibai), you can expect to pay £400 for that flight.

  • Where are the most common stopover locations when flying from London to Hanoi?

  • What are some popular things to do or see while on a stopover in Shanghai?

    The majority of Shanghai visitors spend their time at People's Square, Shanghai Disneyland, and Shanghai Dianchun Hall. People's Square, Shanghai Disneyland, and Shanghai Dianchun Hall can be visited by traveling about 20.3 mi, 8.7 mi, and 19.4 mi respectively from Shanghai Pu Dong.

  • What are points of interest worth seeing during a stopover in Guangzhou?

    If you're on a stopover in Guangzhou and looking for things to do, consider visiting Huaisheng Mosque, Baima Clothing Wholesale Market, or Yide Lu. Huaisheng Mosque, Baima Clothing Wholesale Market and Yide Lu are located about 18.9 mi, 17.3 mi, and 19.5 mi, respectively from Guangzhou Baiyun if you are interested in checking them out.

  • Where are the least popular stopover locations for London to Hanoi flights?

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London 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 London to Hanoi?

    Currently, January is the cheapest month in which you can book a flight from London to Hanoi (average of £251). Flying from London to Hanoi in August is currently the most expensive (average of £586). 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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Fly from London to Hanoi on these airlines

Choose from the following airlines for your flight from London to Hanoi. Flights are based on user searches made on Cheapflights and were last updated on 14 February 2026.

Top 10 airlines flying from London to Hanoi

Discover the top 10 airlines that operate flights from London 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 14 February 2026.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest£350Average£473FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Air ChinaCheapest£357Average£452FlexibilityNo cancel feeOn-time67%
Search Air China flights
Shenzhen AirlinesCheapest£373Average£490FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
China SouthernCheapest£392Average£564FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Etihad AirwaysCheapest£504Average£605FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Turkish AirlinesCheapest£525Average£752FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Singapore AirlinesCheapest£559Average£682FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Vietnam AirlinesCheapest£564Average£758FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Cathay PacificCheapest£576Average£700FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Malaysia AirlinesCheapest£593Average£665FlexibilityNo cancel feeOn-time67%
Search Malaysia 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 London to Hanoi?

Deals for London to Hanoi flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights simply makes it quick and affordable to book flights from London to Hanoi by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Certainly. Search results for flights to Hanoi from London shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes! Start tracking prices for London to Hanoi flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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