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$323+ 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 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
HAN — LON
ago. 18 — ago. 251
lun. 8/18
lun. 8/25
1 adult, Economy
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Cheapflights Tip: The best prices from Hanoi Noibai to London are usually found in October or November, booked 72 days in advance, depart on a Tuesday or Monday and return on a Saturday

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 agosto 13, 2025.

Round-trip from

$663
(Gotogate)

One-way from

$323
(FlightHub)

Popular in

May

Cheapest in

October

Average price

$875
From Hanoi Noibai to London (LON)
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One-way flight from Hanoi Noibai to London (LON)
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Highest demand for flights based on searches. 7% potential increase in price ($79 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find 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 agosto 13, 2025.

This Gotogate deal was found by Cheapflights users on 8/10. 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.
lun. 9/83:45 pmHAN - LHR
1 stop33h 15mChina Southern
lun. 9/1510:10 pmLHR - HAN
1 stop19h 05mChina Southern
Deal found 8/10$663
This Shenzhen Airlines deal was found by Cheapflights users on 8/12. 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 Shenzhen Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/132:10 amHAN - LHR
1 stop24h 00mShenzhen Airlines
lun. 12/299:10 pmLHR - HAN
1 stop33h 45mShenzhen Airlines
Deal found 8/12$698
This Air China deal was found by Cheapflights users on 8/11. 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 Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/171:30 pmHAN - LHR
1 stop35h 20mAir China
mié. 12/315:40 pmLHR - HAN
1 stop35h 20mAir China
Deal found 8/11$703
This FlightHub deal was found by Cheapflights users on 8/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/115:15 pmHAN - LHR
1 stop31h 25mChina Eastern
lun. 9/159:20 pmLHR - HAN
1 stop22h 00mChina Eastern
Deal found 8/10$706
This FlightHub deal was found by Cheapflights users on 8/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/162:10 amHAN - LHR
1 stop24h 00mMultiple Airlines
mié. 12/318:25 pmLHR - HAN
1 stop32h 35mMultiple Airlines
Deal found 8/11$708
This China Southern deal was found by Cheapflights users on 8/12. 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 China Southern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/115:45 pmHAN - LHR
1 stop31h 15mChina Southern
jue. 9/1810:10 pmLHR - HAN
2 stops38h 45mChina Southern
Deal found 8/12$727
This Gotogate deal was found by Cheapflights users on 8/11. 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.
jue. 9/258:15 amHAN - LHR
1 stop16h 45mChina Southern
jue. 10/210:10 pmLHR - HAN
1 stop36h 35mChina Southern
Deal found 8/11$731
This Gotogate deal was found by Cheapflights users on 8/12. 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.
mar. 8/264:45 pmHAN - LHR
2 stops29h 30mChina Southern
mar. 9/210:10 pmLHR - HAN
1 stop36h 35mChina Southern
Deal found 8/12$732
This Booking.com deal was found by Cheapflights users on 8/13. 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.
lun. 9/151:25 pmHAN - LHR
1 stop37h 05mMultiple Airlines
mié. 10/1510:05 pmLHR - HAN
1 stop21h 05mMultiple Airlines
Deal found 8/13$751
This China Southern deal was found by Cheapflights users on 8/11. 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 China Southern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/251:50 pmHAN - LHR
2 stops56h 25mChina Southern
lun. 9/110:10 pmLHR - HAN
1 stop30h 35mChina Southern
Deal found 8/11$755
This Lufthansa deal was found by Cheapflights users on 8/11. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/177:05 pmHAN - LCY
2 stops19h 45mMultiple Airlines
mié. 9/245:00 pmLCY - HAN
2 stops19h 05mMultiple Airlines
Deal found 8/11$1,209
This Expedia deal was found by Cheapflights users on 8/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/255:55 pmHAN - LCY
2 stops24h 35mMultiple Airlines
jue. 10/28:45 amLCY - HAN
2 stops21h 10mMultiple Airlines
Deal found 8/11$1,253

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 agosto 13, 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 - LHR

HANLHR

Hanoi Noibai

lun. 9/8

3:45 pm-7:00 pm

1 stop33h 15m

London Heathrow

lun. 9/15

10:10 pm-11:15 pm

1 stop19h 05m

$663

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

mar. 11/11

2:10 am-7:10 pm

1 stop24h 00m

London Heathrow

mié. 11/12

9:10 pm-8:40 am

1 stop28h 30m

$698

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

mar. 12/16

7:40 pm-7:10 pm

1 stop30h 30m

London Heathrow

lun. 12/29

9:10 pm-1:55 pm

1 stop33h 45m

$698

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

mar. 12/16

2:10 am-7:10 pm

1 stop24h 00m

London Heathrow

lun. 12/29

9:10 pm-8:40 am

1 stop28h 30m

$698

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

sáb. 12/13

2:10 am-7:10 pm

1 stop24h 00m

London Heathrow

lun. 12/29

9:10 pm-1:55 pm

1 stop33h 45m

$698

HanoiLondon

HAN - LHR

HANLHR

Hanoi Noibai

dom. 12/14

2:10 am-7:10 pm

1 stop24h 00m

London Heathrow

lun. 12/29

9:10 pm-1:10 am

1 stop21h 00m

$698

HanoiLondon

HAN - LCY

HANLCY

Hanoi Noibai

mié. 9/17

7:05 pm-8:50 am

2 stops19h 45m

London City

mié. 9/24

5:00 pm-6:05 pm

2 stops19h 05m

$1,209

HanoiLondon

HAN - LCY

HANLCY

Hanoi Noibai

jue. 9/25

5:55 pm-12:30 pm

2 stops24h 35m

London City

jue. 10/2

8:45 am-11:55 am

2 stops21h 10m

$1,253

HanoiLondon

HAN - LCY

HANLCY

Hanoi Noibai

jue. 9/18

7:05 pm-8:20 am

2 stops19h 15m

London City

mar. 9/30

9:25 am-4:20 pm

2 stops24h 55m

$1,291

HanoiLondon

HAN - LCY

HANLCY

Hanoi Noibai

mié. 9/17

12:45 pm-8:10 am

2 stops25h 25m

London City

lun. 9/29

8:45 am-5:50 pm

2 stops27h 05m

$1,339

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 37 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 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?

Use this chart to determine the optimal time to book a round-trip flight from Hanoi to London. Price data was last updated on August 8, 2025.

The best time to book flights from Hanoi to London is 72 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, November is the cheapest month in which you can book a flight from Hanoi to London (average of $661). Flying from Hanoi to London in June is currently the most expensive (average of $1,097). 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 agosto 13, 2025.

A simple way to save on the total cost of your ticket is to fly from Hanoi to London in the morning. If you’re flexible enough to do this you can expect to save up to 36% on your trip compared to booking a flight at noon.

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 agosto 13, 2025.
Peruse reviews from past customers who have flown with China Eastern from Hanoi to London 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.
China Eastern
7.2
Good
159 reviews

Crew

7.9

Entertainment

6.1

Comfort

7.2

Food

6.9

Boarding

7.6

Overall

7.2

Reviews

1 / 4
2.0
Mediocre

Jordan,Jun 2025

PHX - LAX

Bad. I completely lost my bags. And, I can't even get in contact with anyone to find them.
China Eastern
7.2
Good
159 reviews
China Eastern
7.2
Good
159 reviews

Crew

7.9

Entertainment

6.1

Comfort

7.2

Food

6.9

Boarding

7.6

Overall

7.2

Reviews

1 / 4
2.0
Mediocre

Jordan,Jun 2025

PHX - LAX

Bad. I completely lost my bags. And, I can't even get in contact with anyone to find them.

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 is 1 flight from Noibai to London per day from 0 different airlines.

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

    Flying on China Southern is currently your cheapest option to London, with prices starting at $663. Another option worth looking into is Shenzhen Airlines, starting at $698 round trip. These flights start at 28% lower than the current average price 3 months from now.

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

    Before booking your flight to London from Hanoi, check out the most reliable airlines to get you to your destination on time: Scandinavian Airlines (71%), Vietnam Airlines (67%), Cambodia Angkor Air( 62%).

  • 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, November is the cheapest month in which you can book a flight from Hanoi to London (average of $661). Flying from Hanoi to London in June is currently the most expensive (average of $1,097). 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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