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$341+ Cheap flights from Hanoi (HAN) to London (LON)

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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
HAN — LON
May 29 — Jun 51
Fri 5/29
Fri 6/5
1 adult, Economy
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Cheap flight deals from Hanoi to London

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 April 29, 2026.

This Booking.com deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/152:10 am
HAN
-
LHR
2 stops24h 15m
Multiple Airlines
Tue 6/2310:40 pm
LHR
-
HAN
1 stop31h 15m
Multiple Airlines
Deal found 4/25$746
This Gotogate deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/119:10 pm
HAN
-
LHR
2 stops28h 20m
Multiple Airlines
Thu 6/189:45 pm
LHR
-
HAN
1 stop15h 00m
Multiple Airlines
Deal found 4/27$774
This Justfly.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/88:25 am
HAN
-
LHR
1 stop16h 20m
Etihad Airways
Tue 9/89:30 am
LHR
-
HAN
1 stop15h 10m
Etihad Airways
Deal found 4/27$836
This Gotogate deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/168:25 am
HAN
-
LHR
1 stop16h 20m
Etihad Airways
Tue 6/239:30 am
LHR
-
HAN
1 stop15h 10m
Etihad Airways
Deal found 4/25$844
This Gotogate deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/118:40 pm
HAN
-
LHR
1 stop24h 25m
Etihad Airways
Thu 6/188:50 pm
LHR
-
HAN
1 stop15h 55m
Etihad Airways
Deal found 4/27$845
This Justfly.com deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/312:10 am
HAN
-
LHR
2 stops24h 15m
Air China
Thu 6/410:40 pm
LHR
-
HAN
1 stop31h 15m
Air China
Deal found 4/26$852
This Super.com deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/248:40 pm
HAN
-
LHR
1 stop22h 05m
Etihad Airways
Sun 5/319:30 am
LHR
-
HAN
1 stop15h 10m
Etihad Airways
Deal found 4/26$856
This Justfly.com deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/18:25 am
HAN
-
LHR
1 stop16h 20m
Etihad Airways
Thu 6/49:45 pm
LHR
-
HAN
1 stop26h 55m
Etihad Airways
Deal found 4/26$860
This Gotogate deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/122:10 am
HAN
-
LHR
2 stops24h 15m
Multiple Airlines
Sat 6/202:45 pm
LHR
-
HAN
1 stop22h 00m
Multiple Airlines
Deal found 4/28$862
This Gotogate deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/288:40 pm
HAN
-
LHR
1 stop22h 05m
Etihad Airways
Sun 5/319:30 am
LHR
-
HAN
1 stop15h 10m
Etihad Airways
Deal found 4/25$866
This Justfly.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/68:25 am
HAN
-
LHR
1 stop16h 20m
Etihad Airways
Sat 6/138:45 pm
LHR
-
HAN
1 stop16h 00m
Etihad Airways
Deal found 4/27$880
This SWISS deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2712:40 pm
HAN
-
LCY
3 stops29h 55m
SWISS
Wed 6/37:15 pm
LCY
-
HAN
3 stops34h 15m
SWISS
Deal found 4/27$2,262

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 April 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$746
(Booking.com)

One-way from

$341
(FlightHub)

Popular in

May

Cheapest in

October

Average price

$899

Good one-way deal

$819 or less
Provider with most accurate pricing for Hanoi Noibai-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Hanoi Noibai-London (LON) flights.
Search Deals
From Hanoi Noibai to London (LON)
Search Deals
One-way flight from Hanoi Noibai to London (LON)
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($83 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a one-way flight from Hanoi Noibai to London (LON).
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated April 29, 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 round-trip

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Wed 5/27

2:00 am-6:00 pm

1 stop22h 00m

London Heathrow

Sat 7/4

8:25 am-1:55 pm

1 stop23h 30m

$966

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Thu 5/28

2:00 am-6:00 pm

1 stop22h 00m

London Heathrow

Sun 7/5

8:05 am-7:15 am

1 stop17h 10m

$1,038

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Wed 7/8

3:45 pm-6:40 pm

2 stops32h 55m

London Heathrow

Tue 9/8

9:20 pm-2:45 pm

2 stops35h 25m

$1,089

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Tue 6/9

3:45 pm-6:40 pm

3 stops56h 55m

London Heathrow

Wed 10/14

9:20 pm-2:45 pm

2 stops35h 25m

$1,195

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Thu 5/28

1:05 pm-7:10 pm

2 stops36h 05m

London Heathrow

Sun 5/31

8:50 pm-12:15 pm

2 stops33h 25m

$1,211

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Sat 6/13

3:45 pm-6:40 pm

2 stops56h 55m

London Heathrow

Sat 6/20

9:20 pm-2:45 pm

3 stops59h 25m

$1,249

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

Thu 5/28

2:00 am-6:55 pm

2 stops22h 55m

London Heathrow

Fri 7/3

8:25 am-7:15 am

1 stop16h 50m

$1,435

HanoiLondon

HAN - LCY

HANLCY

Hanoi Noibai

Thu 6/11

1:05 pm-7:55 am

2 stops24h 50m

London City

Wed 6/24

5:10 pm-12:15 pm

2 stops37h 05m

$2,659

HanoiLondon

HAN - LCY

HANLCY

Hanoi Noibai

Mon 5/25

1:05 pm-8:50 am

2 stops25h 45m

London City

Mon 6/1

5:50 pm-12:15 pm

2 stops36h 25m

$2,717

HanoiLondon

HAN - LCY

HANLCY

Hanoi Noibai

Thu 7/2

1:05 pm-8:50 am

2 stops25h 45m

London City

Wed 8/5

5:50 pm-12:15 pm

2 stops36h 25m

$2,950

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/26

Showing 1-10 of 35 resultsSorted by cheapest first
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  • Most accurate provider: When it comes to deals on Hanoi-London flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Hanoi-London flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Hanoi-London flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Hanoi-London flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Hanoi-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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?

The best time to book flights from Hanoi to London is 78 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 $341). Flying from Hanoi to London in January is currently the most expensive (average of $949). 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 to fly round-trip from Hanoi to London?

How often are flights from Hanoi to London delayed?

About 27% of weekly flights between Hanoi and London have experienced delays in the past year, with the average delay time being 120 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 last year, Vietnam Airlines have had the lowest number of delays on this route, with just 27% of flights being delayed.

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?

    If you book a flight to London from Hanoi, you will be flying from Noibai, which is the city’s only airport. Hanoi Noibai (HAN) is located 14.2 mi from the center of Hanoi. There are 0 flights from Noibai to London per day from 0 different airlines.

  • How long is the flight from Hanoi to London?

    Qatar Airways, China Eastern, and KLM can get you from Hanoi to London in just under 22h. Your travel time can differ by up to 10h 55m. Hanoi and London are separated by a distance of 5736 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    To fly one-way, consider booking your trip with Qatar Airways, which is currently one of the cheapest options available, starting at $388. Emirates flights start at $470 while deals on Vietnam Airlines start at $491 one-way.

  • What are the cheapest flights from Hanoi to London?

    Looking for the cheapest flight from Hanoi to London? While on average our users pay $851, our data indicates the cheapest price to be $638. The most popular route (Hanoi Noibai - London Heathrow), is priced around $1,046.

  • 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 vacation 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 $341). Flying from Hanoi to London in January is currently the most expensive (average of $949). 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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