Cheap flights from London Heathrow Airport to Hanoi from £273
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 27/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HAN
22 May — 29 May1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Hanoi Noibai are usually found in November or September, booked 36 days in advance, depart on a Thursday or Monday and return on a Tuesday
Cheap flight deals from Heathrow to Hanoi
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Cheapest flights from Heathrow to Hanoi
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 22 April 2026.
Mon 7/922:40
LHR
-
HAN
1 stop31h 15m
Air China
Mon 12/1013:25
HAN
-
LHR
1 stop37h 00m
Air China
Deal found 20/4£402
Mon 21/920:25
LHR
-
HAN
1 stop33h 30m
Air China
Mon 12/1013:25
HAN
-
LHR
1 stop37h 00m
Air China
Deal found 21/4£417
Sun 20/922:40
LHR
-
HAN
1 stop31h 15m
Air China
Sun 11/1013:25
HAN
-
LHR
1 stop34h 15m
Air China
Deal found 20/4£420
Tue 8/920:25
LHR
-
HAN
1 stop33h 30m
Air China
Fri 9/1013:25
HAN
-
LHR
1 stop34h 15m
Air China
Deal found 19/4£426
Mon 7/920:25
LHR
-
HAN
1 stop33h 30m
Air China
Tue 13/1013:25
HAN
-
LHR
1 stop37h 00m
Air China
Deal found 20/4£437
Tue 8/920:25
LHR
-
HAN
1 stop33h 30m
Air China
Thu 15/1013:25
HAN
-
LHR
1 stop37h 00m
Air China
Deal found 17/4£437
Tue 8/922:40
LHR
-
HAN
1 stop31h 15m
Air China
Tue 13/1013:25
HAN
-
LHR
1 stop34h 15m
Air China
Deal found 17/4£439
Best flights from Heathrow to Hanoi
Discover carefully curated flight deals from Heathrow to Hanoi that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 April 2026.
Tue 30/621:45
LHR
-
HAN
1 stop26h 55m
Etihad Airways
Sat 11/720:40
HAN
-
LHR
1 stop22h 05m
Etihad Airways
Deal found 22/4£621
Wed 13/518:55
LHR
-
HAN
Nonstop11h 55m
Vietnam Airlines
Wed 10/622:55
HAN
-
LHR
1 stop24h 00m
Vietnam Airlines
Deal found 21/4£749
Fri 4/920:50
LHR
-
HAN
2 stops33h 25m
Oman Air
Fri 11/913:05
HAN
-
LHR
2 stops36h 05m
Oman Air
Deal found 19/4£761
Mon 12/1006:30
LHR
-
HAN
2 stops28h 20m
China Airlines
Mon 14/1211:35
HAN
-
LHR
1 stop36h 20m
China Airlines
Deal found 21/4£824
Tue 1/920:50
LHR
-
HAN
2 stops33h 25m
Oman Air
Thu 17/913:05
HAN
-
LHR
2 stops23h 25m
Oman Air
Deal found 19/4£801
Sun 20/906:15
LHR
-
HAN
1 stop18h 25m
Vietnam Airlines
Sun 11/1010:50
HAN
-
LHR
Nonstop13h 00m
Vietnam Airlines
Deal found 19/4£834
Tue 8/906:15
LHR
-
HAN
1 stop18h 25m
Vietnam Airlines
Wed 14/1009:55
HAN
-
LHR
Nonstop13h 00m
Vietnam Airlines
Deal found 20/4£845
Mon 8/620:50
LHR
-
HAN
2 stops33h 25m
Oman Air
Wed 24/613:05
HAN
-
LHR
2 stops36h 05m
Oman Air
Deal found 19/4£917
Sun 30/819:50
LHR
-
HAN
Nonstop11h 55m
Vietnam Airlines
Mon 21/910:05
HAN
-
LHR
Nonstop13h 00m
Vietnam Airlines
Deal found 17/4£895
Wed 17/606:15
LHR
-
HAN
1 stop18h 25m
Vietnam Airlines
Mon 13/721:30
HAN
-
LHR
2 stops26h 20m
Vietnam Airlines
Deal found 17/4£898
Tue 30/610:40
LHR
-
HAN
1 stop36h 45m
Vietnam Airlines
Mon 6/710:05
HAN
-
LHR
Nonstop13h 00m
Vietnam Airlines
Deal found 22/4£1,075
Mon 4/518:55
LHR
-
HAN
Nonstop11h 55m
Vietnam Airlines
Sun 24/510:50
HAN
-
LHR
Nonstop13h 00m
Vietnam Airlines
Deal found 18/4£1,100
Direct flights from Heathrow to Hanoi
Explore direct flight options from Heathrow to Hanoi based on user searches, and compare prices and availability for your desired travel dates. Data last updated 22 April 2026.
Sun 7/619:50
LHR
-
HAN
Nonstop11h 55m
Vietnam Airlines
Mon 29/610:05
HAN
-
LHR
Nonstop13h 00m
Vietnam Airlines
Deal found 19/4£573
Mon 8/618:55
LHR
-
HAN
Nonstop11h 55m
Vietnam Airlines
Mon 29/610:05
HAN
-
LHR
Nonstop13h 00m
Vietnam Airlines
Deal found 19/4£574
Sun 7/619:50
LHR
-
HAN
Nonstop11h 55m
Vietnam Airlines
Sun 28/610:50
HAN
-
LHR
Nonstop13h 00m
Vietnam Airlines
Deal found 19/4£579
Mon 1/618:55
LHR
-
HAN
Nonstop11h 55m
Vietnam Airlines
Mon 22/610:05
HAN
-
LHR
Nonstop13h 00m
Vietnam Airlines
Deal found 19/4£602
Sun 7/619:50
LHR
-
HAN
Nonstop11h 55m
Vietnam Airlines
Wed 1/709:55
HAN
-
LHR
Nonstop13h 00m
Vietnam Airlines
Deal found 19/4£631
Mon 8/618:55
LHR
-
HAN
Nonstop11h 55m
Vietnam Airlines
Wed 1/709:55
HAN
-
LHR
Nonstop13h 00m
Vietnam Airlines
Deal found 19/4£631
Mon 1/618:55
LHR
-
HAN
Nonstop11h 55m
Vietnam Airlines
Wed 24/609:55
HAN
-
LHR
Nonstop13h 00m
Vietnam Airlines
Deal found 19/4£638
Sun 31/519:50
LHR
-
HAN
Nonstop11h 55m
Vietnam Airlines
Mon 22/610:05
HAN
-
LHR
Nonstop13h 00m
Vietnam Airlines
Deal found 19/4£663
Sun 31/519:50
LHR
-
HAN
Nonstop11h 55m
Vietnam Airlines
Wed 24/609:55
HAN
-
LHR
Nonstop13h 00m
Vietnam Airlines
Deal found 19/4£699
Mon 1/618:55
LHR
-
HAN
Nonstop11h 55m
Vietnam Airlines
Sun 21/610:50
HAN
-
LHR
Nonstop13h 00m
Vietnam Airlines
Deal found 19/4£730
Wed 13/518:55
LHR
-
HAN
Nonstop11h 55m
Vietnam Airlines
Mon 15/610:05
HAN
-
LHR
Nonstop13h 00m
Vietnam Airlines
Deal found 19/4£771
Wed 13/518:55
LHR
-
HAN
Nonstop11h 55m
Vietnam Airlines
Wed 10/609:55
HAN
-
LHR
Nonstop13h 00m
Vietnam Airlines
Deal found 20/4£772
Last-minute flights from Heathrow to Hanoi
Discover last-minute flight deals from Heathrow to Hanoi. Data last updated 22 April 2026 and is based on user searches.
Mon 27/422:05
LHR
-
HAN
1 stop29h 35m
Shenzhen Airlines
Thu 7/502:10
HAN
-
LHR
1 stop23h 50m
Shenzhen Airlines
Deal found 21/4£477
Fri 1/522:00
LHR
-
HAN
2 stops40h 05m
Hainan Airlines
Thu 7/521:10
HAN
-
LHR
2 stops28h 20m
Hainan Airlines
Deal found 21/4£505
Wed 6/522:00
LHR
-
HAN
1 stop16h 05m
Hainan Airlines
Sun 12/721:10
HAN
-
LHR
2 stops28h 20m
Hainan Airlines
Deal found 21/4£480
Fri 8/522:00
LHR
-
HAN
2 stops40h 05m
Hainan Airlines
Sun 24/521:10
HAN
-
LHR
2 stops28h 20m
Hainan Airlines
Deal found 17/4£481
Fri 8/522:00
LHR
-
HAN
2 stops40h 05m
Hainan Airlines
Sun 7/621:10
HAN
-
LHR
2 stops28h 20m
Hainan Airlines
Deal found 18/4£504
Wed 13/522:00
LHR
-
HAN
1 stop16h 05m
Hainan Airlines
Thu 11/621:10
HAN
-
LHR
2 stops28h 20m
Hainan Airlines
Deal found 20/4£456
Sun 17/522:05
LHR
-
HAN
1 stop29h 35m
Shenzhen Airlines
Thu 4/602:10
HAN
-
LHR
1 stop23h 50m
Shenzhen Airlines
Deal found 20/4£443
Sun 17/522:05
LHR
-
HAN
1 stop29h 35m
Shenzhen Airlines
Thu 4/615:05
HAN
-
LHR
1 stop34h 55m
Shenzhen Airlines
Deal found 19/4£474
Mon 18/522:05
LHR
-
HAN
1 stop21h 05m
Shenzhen Airlines
Thu 4/615:05
HAN
-
LHR
1 stop34h 55m
Shenzhen Airlines
Deal found 21/4£443
Mon 18/522:05
LHR
-
HAN
1 stop21h 05m
Multiple Airlines
Thu 4/621:10
HAN
-
LHR
2 stops28h 20m
Multiple Airlines
Deal found 21/4£478
One-way flights from Heathrow to Hanoi
Search for one-way flight options from Heathrow to Hanoi. Find affordable one-way fares based on user searches. Data last updated 22 April 2026.
Mon 27/422:05
LHR
-
HAN
1 stop29h 35m
Shenzhen Airlines
Deal found 17/4£273
Mon 18/522:05
LHR
-
HAN
1 stop21h 05m
Shenzhen Airlines
Deal found 21/4£283
Mon 14/922:05
LHR
-
HAN
1 stop29h 35m
Shenzhen Airlines
Deal found 17/4£296
Mon 21/922:05
LHR
-
HAN
1 stop21h 05m
Shenzhen Airlines
Deal found 18/4£297
Wed 6/522:05
LHR
-
HAN
1 stop29h 35m
Shenzhen Airlines
Deal found 21/4£298
Mon 7/920:25
LHR
-
HAN
1 stop33h 30m
Air China
Deal found 18/4£298
Tue 8/920:25
LHR
-
HAN
1 stop33h 30m
Air China
Deal found 18/4£300
Wed 9/922:40
LHR
-
HAN
1 stop31h 15m
Air China
Deal found 18/4£302
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 22 April 2026.
Customise 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 858,174 searches. Data last updated 22 April 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
Price
Cheapest return flight
LondonHanoi
LHR - HAN
LHRHAN
London Heathrow
Tue 30/6
21:45-06:40
1 stop26h 55m
Hanoi Noibai
Sat 11/7
20:40-12:45
1 stop22h 05m
£621
LondonHanoi
LHR - HAN
LHRHAN
London Heathrow
Wed 13/5
18:55-12:50
Nonstop11h 55m
Hanoi Noibai
Wed 10/6
22:55-16:55
1 stop24h 00m
£749
LondonHanoi
LHR - HAN
LHRHAN
London Heathrow
Fri 4/9
20:50-12:15
2 stops33h 25m
Hanoi Noibai
Fri 11/9
13:05-19:10
2 stops36h 05m
£761
LondonHanoi
LHR - HAN
LHRHAN
London Heathrow
Tue 1/9
20:50-12:15
2 stops33h 25m
Hanoi Noibai
Thu 17/9
13:05-06:30
2 stops23h 25m
£801
LondonHanoi
LHR - HAN
LHRHAN
London Heathrow
Mon 12/10
06:30-16:50
2 stops28h 20m
Hanoi Noibai
Mon 14/12
11:35-16:55
1 stop36h 20m
£824
LondonHanoi
LHR - HAN
LHRHAN
London Heathrow
Sun 20/9
06:15-06:40
1 stop18h 25m
Hanoi Noibai
Sun 11/10
10:50-17:50
Nonstop13h 00m
£834
LondonHanoi
LHR - HAN
LHRHAN
London Heathrow
Tue 8/9
06:15-06:40
1 stop18h 25m
Hanoi Noibai
Wed 14/10
09:55-16:55
Nonstop13h 00m
£845
Fastest return journey
LondonHanoi
LHR - HAN
LHRHAN
London Heathrow
Sun 30/8
19:50-13:45
Nonstop11h 55m
Hanoi Noibai
Mon 21/9
10:05-17:05
Nonstop13h 00m
£895
LondonHanoi
LHR - HAN
LHRHAN
London Heathrow
Wed 17/6
06:15-06:40
1 stop18h 25m
Hanoi Noibai
Mon 13/7
21:30-17:50
2 stops26h 20m
£898
LondonHanoi
LHR - HAN
LHRHAN
London Heathrow
Mon 8/6
20:50-12:15
2 stops33h 25m
Hanoi Noibai
Wed 24/6
13:05-19:10
2 stops36h 05m
£917
Flights are sorted by cheapest return flights first.
Deals found on 19/4
Showing 1-10 of 21 resultsSorted by cheapest first
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3
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 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 Heathrow Airport to Hanoi
Prices
Delays
More
How far ahead should I book a flight from London Heathrow Airport to Hanoi?
Use this chart to determine the optimal time to book a return flight from Heathrow to Hanoi. Price data was last updated on 17 April 2026.
The best time to book flights from London Heathrow Airport to Hanoi is 36 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 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 £581). Flying from London Heathrow Airport to Hanoi in July is currently the most expensive (average of £851). 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 for a return flight from London Heathrow Airport to Hanoi?
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 211 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.
What’s the top stopover airport for flights from London Heathrow Airport to Hanoi?
Share of one-stop return flights from London Heathrow Airport to Hanoi chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Doha (DOH) – chosen by Cheapflights users on 29% of one-stop itineraries from London Heathrow Airport to Hanoi on Cheapflights.
What’s the cheapest stopover airport for flights from London Heathrow Airport to Hanoi?
Average return fare for one-stop flights from London Heathrow Airport to Hanoi, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Addis Ababa (ADD) is the most affordable one-stop option, with an average return flight price of £534.
What’s the fastest stopover option from London Heathrow Airport to Hanoi?
Shortest average travel time for one-stop one-way flights from London Heathrow Airport 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: 15h 01m.
Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Hanoi?
Average stopover duration for one-stop one-way flights from London Heathrow Airport to Hanoi, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via New Delhi (DEL) offer the fastest connection on this route, with an average stopover time of 1h 17m.
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 22 April 2026.
Read through reviews of airlines operating flights from London Heathrow Airport to Hanoi, such as Vietnam Airlines,Cathay Pacific, andQatar Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
45 minutes late. Bottle of water and that’s about it.
Related info for your journey
Find useful and relevant information for your journey from Heathrow 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 Heathrow?
If you book a flight to Hanoi from London Heathrow, you will be flying to 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 London Heathrow to Noibai per day from 14 different airlines.
How long is the flight from London Heathrow Airport to Hanoi?
Departing from London Heathrow Airport to Hanoi will take you 11h 55m. The distance between London Heathrow Airport and Hanoi is about 5736 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines flying from London Heathrow Airport to Hanoi round-trip?
Flying on Hainan Airlines is currently your cheapest option to Hanoi, with prices starting at £188. Additional return tickets that might be worth considering are offered by Etihad Airways and Air China, with the lowest prices starting at £338 and £367, respectively. Hainan Airlines is 73% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from London Heathrow Airport to Hanoi one-way?
One-way options have recently been found by users for as low as £242 on Shenzhen Airlines. Other airlines that offer cheap prices include Etihad Airways from £251 and Hainan Airlines from £253 one-way.
What are the cheapest flights from London Heathrow Airport to Hanoi?
Looking at all options, your cheapest flight can be booked for £439. While the most popular route (London Heathrow - Hanoi Noibai) can be booked for £443 on average, our data indicates £883 when flying from London Heathrow Airport to Hanoi.
Where are the most common stopover locations when flying from London Heathrow Airport to Hanoi?
London Heathrow Airport to Hanoi flights have a stopover in Doha most of the time. Doha is followed by Guangzhou in terms of the most popular stopover location on flights from London Heathrow Airport to Hanoi.
What are some popular points of interest to see during a stopover in Guangzhou?
Huaisheng Mosque, Baima Clothing Wholesale Market, and Yide Lu are the most popular attractions in Guangzhou if you're in need of something to do during your stopover. 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.
Where are the least popular stopover locations for London Heathrow Airport to Hanoi flights?
Flights departing from London Heathrow Airport and landing in Hanoi stopover in Shenzhen least frequently.
Can I find deals for flights from Heathrow to Hanoi that include hotel bookings?
Yes. In addition to deals on Heathrow to Hanoi flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Heathrow to Hanoi?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Hanoi.
Can I find deals for business class flights from Heathrow to Hanoi?
Yes. Cheapflights offers flight deals from Heathrow 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 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 £581). Flying from London Heathrow Airport to Hanoi in July is currently the most expensive (average of £851). 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.
Browse thousands of different options on Cheapflights for your next trip
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Fly from Heathrow to Hanoi on these airlines
Choose from the following airlines for your flight from Heathrow to Hanoi. Flights are based on user searches made on Cheapflights and were last updated on 22 April 2026.
Discover the top 10 airlines that operate flights from Heathrow 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 22 April 2026.
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 Heathrow to Hanoi?
Cheapflights makes it easy to find Heathrow to Hanoi flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from Heathrow to Hanoi?
Cheapflights simply makes it quick and affordable to book flights from Heathrow 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 Heathrow to Hanoi with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to Hanoi flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Heathrow to Hanoi become cheaper?
Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!
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