$369+ Cheap flights from Heathrow (LHR) to Hanoi (HAN)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HAN
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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Find cheap flights from Heathrow to Hanoi with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Heathrow to Hanoi
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Best
Last-minute
One-way
Cheapest flights from Heathrow to HanoiExplore the most affordable flight options available from Heathrow to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
Explore the most affordable flight options available from Heathrow to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
This Gotogate deal was found by Cheapflights users on 9/9. 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.
Wed 11/2510:00 pm -
1 stop33h 45m
Tue 12/111:45 am -
1 stop37h 50m
Deal found 9/9![China Southern logo]()
$556
This Booking.com deal was found by Cheapflights users on 9/9. 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 9/2110:10 pm -
1 stop29h 55m
Wed 9/3011:05 am -
1 stop38h 15m
Deal found 9/9![China Southern logo]()
$560
This Justfly.com deal was found by Cheapflights users on 9/6. 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 9/2610:00 pm -
2 stops31h 00m
Sat 11/74:30 am -
1 stop18h 25m
Deal found 9/6![Air China logo]()
$581
This FlightHub deal was found by Cheapflights users on 9/10. 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.
Wed 10/285:45 pm -
1 stop26h 30m
Tue 11/174:30 am -
1 stop20h 20m
Deal found 9/10![Air China logo]()
$583
This Booking.com deal was found by Cheapflights users on 9/9. 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.
Thu 10/110:10 pm -
1 stop18h 50m
Sun 12/133:45 pm -
1 stop33h 50m
Deal found 9/9![China Southern logo]()
$587
This FlightHub deal was found by Cheapflights users on 9/9. 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.
Thu 10/110:10 pm -
1 stop29h 55m
Thu 10/157:45 pm -
1 stop29h 35m
Deal found 9/9![China Southern logo]()
$591
This FlightHub deal was found by Cheapflights users on 9/6. 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.
Fri 11/209:00 pm -
1 stop21h 45m
Fri 12/46:45 pm -
1 stop29h 45m
Deal found 9/6![China Eastern logo]()
$592
This FlightHub deal was found by Cheapflights users on 9/10. 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.
Mon 11/99:00 pm -
2 stops35h 15m
Tue 11/248:40 pm -
2 stops27h 50m
Deal found 9/10![China Eastern logo]()
$595
This FlightHub deal was found by Cheapflights users on 9/10. 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.
Wed 10/285:45 pm -
1 stop26h 30m
Wed 11/1112:25 pm -
2 stops37h 55m
Deal found 9/10![Air China logo]()
$596
Best flights from Heathrow to HanoiDiscover carefully curated flight deals from Heathrow to Hanoi that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from Heathrow to Hanoi that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This Cathay Pacific deal was found by Cheapflights users on 9/9. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/207:55 am -
2 stops19h 10m
Sat 3/611:15 am -
1 stop34h 45m
Deal found 9/9![Multiple Airlines logo]()
$1,000
This Oman Air deal was found by Cheapflights users on 9/10. 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 Oman Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/208:25 am -
2 stops43h 10m
Sun 10/1110:35 am -
2 stops38h 35m
Deal found 9/10![Oman Air logo]()
$1,013
This Vietnam Airlines deal was found by Cheapflights users on 9/6. 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 Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:55 pm -
Nonstop11h 55m
Thu 11/1912:45 am -
Nonstop13h 30m
Deal found 9/6![Vietnam Airlines logo]()
$1,085
This Vietnam Airlines deal was found by Cheapflights users on 9/6. 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 Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/218:05 am -
1 stop16h 00m
Thu 11/1912:45 am -
Nonstop13h 30m
Deal found 9/6![Multiple Airlines logo]()
$1,039
This Oman Air deal was found by Cheapflights users on 9/8. 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 Oman Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/128:05 pm -
2 stops32h 55m
Sun 2/2110:35 am -
2 stops26h 20m
Deal found 9/8![Oman Air logo]()
$1,184
This Vietnam Airlines deal was found by Cheapflights users on 9/9. 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 Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/2711:00 am -
Nonstop11h 20m
Tue 2/1612:45 am -
Nonstop13h 30m
Deal found 9/9![Vietnam Airlines logo]()
$1,306
This Vietnam Airlines deal was found by Cheapflights users on 9/6. 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 Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/255:50 pm -
1 stop27h 45m
Tue 1/1212:45 am -
Nonstop13h 30m
Deal found 9/6![Multiple Airlines logo]()
$1,221
This Finnair deal was found by Cheapflights users on 9/8. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/267:30 am -
2 stops24h 25m
Sun 11/810:50 am -
2 stops29h 20m
Deal found 9/8![Multiple Airlines logo]()
$1,225
This Vietnam Airlines deal was found by Cheapflights users on 9/8. 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 Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1011:00 am -
1 stop16h 10m
Tue 1/511:25 pm -
1 stop15h 55m
Deal found 9/8![Multiple Airlines logo]()
$1,309
Last-minute flights from Heathrow to HanoiDiscover last-minute flight deals from Heathrow to Hanoi. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Heathrow to Hanoi. Data last updated September 10, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 9/8. 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.
Tue 9/1510:00 pm -
2 stops29h 40m
Mon 9/281:25 pm -
1 stop34h 15m
Deal found 9/8![Air China logo]()
$594
This FlightHub deal was found by Cheapflights users on 9/6. 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.
Sun 9/209:20 pm -
1 stop34h 40m
Sun 10/113:45 pm -
2 stops32h 55m
Deal found 9/6![China Eastern logo]()
$593
This Booking.com deal was found by Cheapflights users on 9/9. 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 9/2110:10 pm -
1 stop29h 55m
Wed 9/3011:05 am -
1 stop38h 15m
Deal found 9/9![China Southern logo]()
$560
This Booking.com deal was found by Cheapflights users on 9/9. 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 9/219:20 pm -
1 stop34h 40m
Tue 10/272:35 am -
2 stops21h 55m
Deal found 9/9![China Eastern logo]()
$603
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2110:10 pm -
1 stop34h 35m
Mon 9/288:15 am -
1 stop17h 05m
Deal found 9/10![China Southern logo]()
$612
This Justfly.com deal was found by Cheapflights users on 9/6. 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 9/2610:00 pm -
2 stops31h 00m
Sat 11/74:30 am -
1 stop18h 25m
Deal found 9/6![Air China logo]()
$581
This Booking.com deal was found by Cheapflights users on 9/9. 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.
Thu 10/110:10 pm -
1 stop18h 50m
Sun 12/133:45 pm -
1 stop33h 50m
Deal found 9/9![China Southern logo]()
$587
This FlightHub deal was found by Cheapflights users on 9/9. 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.
Thu 10/110:10 pm -
1 stop29h 55m
Thu 10/157:45 pm -
1 stop29h 35m
Deal found 9/9![China Southern logo]()
$591
This FlightHub deal was found by Cheapflights users on 9/10. 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.
Wed 10/285:45 pm -
1 stop26h 30m
Tue 11/174:30 am -
1 stop20h 20m
Deal found 9/10![Air China logo]()
$583
This FlightHub deal was found by Cheapflights users on 9/9. 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.
Wed 10/285:45 pm -
1 stop26h 30m
Mon 11/306:30 pm -
2 stops31h 50m
Deal found 9/9![Air China logo]()
$595
One-way flights from Heathrow to HanoiSearch for one-way flight options from Heathrow to Hanoi. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
Search for one-way flight options from Heathrow to Hanoi. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This FlightHub deal was found by Cheapflights users on 9/10. 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.
Tue 9/1510:00 pm -
2 stops31h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Air China logo]()
$369
This Mytrip deal was found by Cheapflights users on 9/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/15:45 pm -
1 stop35h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Air China logo]()
$404
This Booking.com deal was found by Cheapflights users on 9/8. 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.
Sun 2/285:45 pm -
1 stop35h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Air China logo]()
$405
This Booking.com deal was found by Cheapflights users on 9/9. 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.
Tue 11/108:25 pm -
1 stop23h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Air China logo]()
$406
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/175:45 pm -
1 stop26h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Air China logo]()
$407
This FlightHub deal was found by Cheapflights users on 9/9. 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.
Sun 9/2712:35 pm -
1 stop20h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![XiamenAir logo]()
$409
This FlightHub deal was found by Cheapflights users on 9/10. 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.
Mon 1/45:45 pm -
1 stop26h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Air China logo]()
$411
This FlightHub deal was found by Cheapflights users on 9/7. 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.
Sun 9/2710:10 pm -
1 stop29h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![China Southern logo]()
$412
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1810:00 pm -
1 stop18h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![China Southern logo]()
$415
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/199:00 pm -
1 stop21h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![China Eastern logo]()
$417
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/49:00 pm -
1 stop34h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![China Eastern logo]()
$418
Find flight deals from Heathrow to Hanoi
Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) 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 September 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $556 (Gotogate) |
One-way from | $369 (FlightHub) |
Popular in | December |
Cheapest in | November |
Average price | $908 |
Good round-trip deal | $951 or less |
Good one-way deal | $575 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Heathrow 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 7,457,451 searches. Data last updated September 10, 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Hanoi that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Thu 11/5
7:20 pm-5:55 am
1 stop27h 35m
Hanoi Noibai
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$566
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Tue 2/16
7:30 am-10:05 am
2 stops43h 35m
Hanoi Noibai
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$852
Quickest round-trip
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Mon 3/1
11:00 am-5:20 am
Nonstop11h 20m
Hanoi Noibai
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$864
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Wed 10/21
6:55 pm-12:50 pm
Nonstop11h 55m
Hanoi Noibai
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$910
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Mon 2/1
11:00 am-5:20 am
Nonstop11h 20m
Hanoi Noibai
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$928
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Sat 2/20
7:55 am-10:05 am
2 stops19h 10m
Hanoi Noibai
Sat 3/6
11:15 am-3:00 pm
1 stop34h 45m
$1,000
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Sun 9/20
8:25 am-9:35 am
2 stops43h 10m
Hanoi Noibai
Sun 10/11
10:35 am-7:10 pm
2 stops38h 35m
$1,013
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Wed 10/21
8:05 am-6:05 am
1 stop16h 00m
Hanoi Noibai
Thu 11/19
12:45 am-7:15 am
Nonstop13h 30m
$1,039
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Wed 10/21
6:55 pm-12:50 pm
Nonstop11h 55m
Hanoi Noibai
Thu 11/19
12:45 am-7:15 am
Nonstop13h 30m
$1,085
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Mon 10/5
6:55 pm-12:50 pm
Nonstop11h 55m
Hanoi Noibai
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$1,122
Showing 1-10 of 17 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on London Heathrow Airport-Hanoi flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Heathrow Airport-Hanoi flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-Hanoi flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on London Heathrow Airport-Hanoi 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 London Heathrow Airport-Hanoi 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 Heathrow to Hanoi
Have a flexible travel schedule? Discover the best time to fly to Hanoi from Heathrow with our price prediction graph.
LHR-HAN
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 London Heathrow Airport to Hanoi
Prices
Delays
How far ahead should I book a flight from London Heathrow Airport to Hanoi?
To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Hanoi, you should look to book at least 33 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 Heathrow Airport to Hanoi?
Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to Hanoi (average of $786). Flying from London Heathrow Airport to Hanoi in December is currently the most expensive (average of $1,189). 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 London Heathrow Airport to Hanoi?
Airfare is below average for this route at the moment.
London Heathrow Airport to Hanoi flights typically cost between $804 and $981 in November.The cheapest round-trip price found within the last 5 days was $556 on China Southern (Nov 25-Dec 1).
How often are flights from London to Hanoi delayed?
About 11% of weekly flights between London and Hanoi have experienced delays in the past year, with the average delay time being 154 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 evening 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 Wednesday 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 last year, Vietnam Airlines have had the lowest number of delays on this route, with just 11% 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 September 10, 2026.
Read reviews from past customers who have flown Vietnam Airlines from London Heathrow Airport to Hanoi. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.7
Crew
8.3
Comfort
7.7
Entertainment
6.3
Food
6.9
Boarding
7.7
Reviews
1 / 16
2.0
MediocreStephen,Apr 2026
SGN - DAD
Overall
7.7
Crew
8.3
Comfort
7.7
Entertainment
6.3
Food
6.9
Boarding
7.7
Reviews
1 / 16
2.0
MediocreStephen,Apr 2026
SGN - DAD
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Top airline flying from Heathrow to Hanoi
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$895 | Average$1,110 | FlexibilityNo cancel fee | On-time81% |