Cheap flights from London Heathrow Airport to Hanoi from £240
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HAN
9 Oct — 16 Oct1
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 May, booked 34 days in advance, depart on a Monday or Thursday and return on a Tuesday
Cheap flight deals from Heathrow to Hanoi
Enter your travel dates to find the best prices.
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Best
Direct
Last-minute
One-way
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 9 September 2026.
Sun 22/1122:00 -
1 stop29h 40m
Sun 6/1215:45 -
1 stop33h 50m
Deal found 9/9£411
Tue 15/922:00 -
2 stops31h 00m
Wed 30/913:25 -
1 stop37h 00m
Deal found 8/9£411
Tue 3/1121:30 -
2 stops30h 45m
Mon 23/1104:30 -
1 stop18h 25m
Deal found 9/9£412
Sun 25/1020:25 -
1 stop23h 50m
Fri 13/1112:25 -
2 stops37h 55m
Deal found 9/9£413
Tue 3/1121:30 -
2 stops30h 45m
Mon 30/1104:30 -
1 stop18h 25m
Deal found 9/9£414
Thu 1/1022:10 -
1 stop34h 35m
Mon 12/1015:45 -
1 stop33h 35m
Deal found 7/9£415
Tue 13/1022:40 -
1 stop31h 15m
Tue 8/1213:30 -
1 stop35h 20m
Deal found 7/9£417
Mon 21/920:50 -
2 stops38h 00m
Wed 14/1019:45 -
1 stop29h 35m
Deal found 5/9£417
Wed 9/921:20 -
1 stop22h 00m
Sat 3/1002:20 -
1 stop22h 20m
Deal found 5/9£419
Sat 7/1121:30 -
2 stops46h 45m
Thu 10/1204:30 -
1 stop20h 20m
Deal found 7/9£419
Tue 10/1117:45 -
1 stop26h 30m
Wed 18/1112:25 -
2 stops37h 55m
Deal found 5/9£420
Thu 29/1021:30 -
2 stops30h 45m
Mon 9/1104:30 -
1 stop18h 25m
Deal found 9/9£421
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 9 September 2026.
Mon 9/1121:00 -
2 stops35h 15m
Wed 25/1116:15 -
2 stops32h 15m
Deal found 4/9£449
Fri 16/1012:35 -
1 stop20h 05m
Thu 22/1008:15 -
1 stop17h 05m
Deal found 4/9£671
Mon 9/1111:00 -
Nonstop11h 20m
Wed 25/1111:00 -
1 stop27h 15m
Deal found 4/9£671
Sun 7/208:25 -
2 stops42h 10m
Wed 24/313:00 -
2 stops36h 25m
Deal found 5/9£755
Sun 24/118:40 -
2 stops33h 50m
Sat 6/218:20 -
2 stops20h 45m
Deal found 9/9£816
Fri 16/1016:35 -
1 stop37h 40m
Tue 10/1113:30 -
1 stop33h 05m
Deal found 8/9£926
Fri 4/1206:00 -
2 stops27h 55m
Sat 23/110:35 -
2 stops18h 05m
Deal found 4/9£750
Tue 29/1209:00 -
2 stops24h 55m
Fri 22/118:20 -
3 stops25h 40m
Deal found 7/9£857
Sat 26/908:25 -
2 stops43h 10m
Sun 8/1110:35 -
2 stops26h 20m
Deal found 7/9£868
Thu 11/211:00 -
1 stop22h 10m
Tue 9/300:45 -
Nonstop13h 30m
Deal found 6/9£949
Fri 25/1217:50 -
1 stop27h 45m
Tue 12/100:45 -
Nonstop13h 30m
Deal found 6/9£902
Sat 26/907:30 -
2 stops24h 25m
Sun 8/1110:50 -
2 stops29h 20m
Deal found 8/9£905
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 9 September 2026.
Mon 7/1211:00 -
Nonstop11h 20m
Sat 26/1200:45 -
Nonstop13h 30m
Deal found 8/9£450
Mon 21/918:55 -
Nonstop11h 55m
Wed 7/1009:55 -
Nonstop13h 00m
Deal found 9/9£594
Mon 21/918:55 -
Nonstop11h 55m
Wed 14/1009:55 -
Nonstop13h 00m
Deal found 5/9£603
Fri 4/1211:00 -
Nonstop11h 20m
Thu 17/1200:45 -
Nonstop13h 30m
Deal found 5/9£611
Mon 21/918:55 -
Nonstop11h 55m
Wed 21/1009:55 -
Nonstop13h 00m
Deal found 8/9£619
Mon 21/918:55 -
Nonstop11h 55m
Tue 27/1000:45 -
Nonstop13h 30m
Deal found 9/9£620
Last-minute flights from Heathrow to Hanoi
Discover last-minute flight deals from Heathrow to Hanoi. Data last updated 9 September 2026 and is based on user searches.
Wed 9/921:20 -
1 stop22h 00m
Sat 3/1002:20 -
1 stop22h 20m
Deal found 5/9£419
Thu 10/922:00 -
2 stops31h 00m
Mon 14/918:15 -
2 stops32h 00m
Deal found 8/9£412
Tue 15/922:00 -
2 stops31h 00m
Wed 30/913:25 -
1 stop37h 00m
Deal found 8/9£411
Mon 21/920:50 -
2 stops38h 00m
Wed 14/1019:45 -
1 stop29h 35m
Deal found 5/9£417
Mon 21/922:10 -
1 stop34h 35m
Thu 15/1021:10 -
2 stops28h 20m
Deal found 7/9£419
Thu 24/922:10 -
1 stop29h 55m
Thu 8/1021:10 -
2 stops28h 20m
Deal found 7/9£422
Thu 1/1022:10 -
1 stop34h 35m
Mon 12/1015:45 -
1 stop33h 35m
Deal found 7/9£415
Tue 13/1022:40 -
1 stop31h 15m
Tue 8/1213:30 -
1 stop35h 20m
Deal found 7/9£417
Tue 13/1022:40 -
1 stop31h 15m
Wed 28/1004:30 -
1 stop18h 25m
Deal found 9/9£422
Sun 25/1020:25 -
1 stop23h 50m
Fri 13/1112:25 -
2 stops37h 55m
Deal found 9/9£413
Thu 29/1021:30 -
2 stops30h 45m
Sun 15/1104:30 -
1 stop20h 20m
Deal found 5/9£420
Thu 29/1021:30 -
2 stops30h 45m
Mon 9/1104:30 -
1 stop18h 25m
Deal found 9/9£421
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 9 September 2026.
Sun 20/920:50 -
2 stops38h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 9/9£240
Mon 21/920:50 -
2 stops38h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/9£244
Sat 26/920:50 -
2 stops38h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 8/9£245
Mon 14/922:10 -
1 stop29h 55m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 9/9£247
Sat 19/920:50 -
2 stops38h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/9£248
Sun 20/922:10 -
1 stop29h 55m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/9£252
Thu 24/922:10 -
1 stop29h 55m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 8/9£253
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 9 September 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 7,457,451 searches. Data last updated 9 September 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 London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Wed 20/1
20:25-03:15
1 stop23h 50m
Hanoi Noibai
Wed 31/12
00:00-17:00
Nonstop0h 00m
£298
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Mon 1/2
21:10-13:55
1 stop33h 45m
Hanoi Noibai
Wed 31/12
00:00-17:00
Nonstop0h 00m
£421
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Mon 9/11
21:00-15:15
2 stops35h 15m
Hanoi Noibai
Wed 25/11
16:15-17:30
2 stops32h 15m
£449
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Mon 15/2
20:05-16:55
2 stops37h 50m
Hanoi Noibai
Wed 31/12
00:00-17:00
Nonstop0h 00m
£488
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Fri 18/12
09:55-18:10
3 stops25h 15m
Hanoi Noibai
Wed 31/12
00:00-17:00
Nonstop0h 00m
£537
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Fri 4/12
20:00-18:15
2 stops39h 15m
Hanoi Noibai
Wed 31/12
00:00-17:00
Nonstop0h 00m
£592
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Sat 19/12
09:55-18:10
2 stops25h 15m
Hanoi Noibai
Wed 31/12
00:00-17:00
Nonstop0h 00m
£621
Fastest return journey
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Mon 1/3
11:00-05:20
Nonstop11h 20m
Hanoi Noibai
Wed 31/12
00:00-17:00
Nonstop0h 00m
£638
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Fri 16/10
12:35-14:40
1 stop20h 05m
Hanoi Noibai
Thu 22/10
08:15-19:20
1 stop17h 05m
£671
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Mon 9/11
11:00-05:20
Nonstop11h 20m
Hanoi Noibai
Wed 25/11
11:00-07:15
1 stop27h 15m
£671
Flights are sorted by cheapest return flights first.
Deals found on 4/9
Showing 1-10 of 23 resultsSorted by cheapest first
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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?
The best time to book flights from London Heathrow Airport to Hanoi is 33 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 £580). Flying from London Heathrow Airport to Hanoi in December is currently the most expensive (average of £878). 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?
Airfare is below average for this route at the moment.
London Heathrow Airport to Hanoi flights typically cost between £594 and £724 in November.The cheapest return price found within the last 5 days was £411 on China Southern (22 Nov–6 Dec).
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 past year, Vietnam Airlines have had the lowest number of delays on this route, with just 11% 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.
Abu Dhabi (AUH) – chosen by Cheapflights users on 21% 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.
Shenzhen (SZX) is the most affordable one-stop option, with an average return flight price of £537.
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: 14h 55m.
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 Bangkok (BKK) offer the fastest connection on this route, with an average stopover time of 1h 33m.
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 9 September 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 15 different airlines.
How long is the flight from London Heathrow Airport to Hanoi?
Departing from London Heathrow Airport to Hanoi will take you 11h 20m. 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 Shenzhen Airlines, with the lowest prices starting at £339 and £365, respectively. Hainan Airlines is 74% 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 Air China from £252 one-way.
What are the cheapest flights from London Heathrow Airport to Hanoi?
Looking at all options, your cheapest flight can be booked for £409. While the most popular route (London Heathrow - Hanoi Noibai) can be booked for £412 on average, our data indicates £1,652 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 Guangzhou most of the time. Guangzhou is followed by Doha in terms of the most popular stopover location on flights from London Heathrow Airport to Hanoi.
What are some popular things to do or see while on a stopover in Guangzhou?
Guangzhou travellers tend to visit Baima Clothing Wholesale Market, Huaisheng Mosque, and China Guangzhou Wholesale Market more than anywhere else. Baima Clothing Wholesale Market, Huaisheng Mosque, and China Guangzhou Wholesale Market can be accessed by travelling approximately 17.3 mi, 18.9 mi, and 16.8 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 £580). Flying from London Heathrow Airport to Hanoi in December is currently the most expensive (average of £878). 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 9 September 2026.
Explore flights to Hanoi departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 9 September 2026.
Browse through other flights departing from Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 9 September 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 7,457,451 searches. Data last updated 9 September 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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