Cheap flights from London Heathrow Airport to Hanoi from £238
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/11. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HAN
22 Oct — 29 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 22 September 2026.
Tue 10/1121:30 -
2 stops30h 45m
Sun 7/218:30 -
2 stops55h 50m
Deal found 18/9£406
Wed 11/1117:45 -
1 stop26h 30m
Thu 19/1104:30 -
1 stop20h 20m
Deal found 19/9£407
Sun 1/1117:45 -
1 stop26h 30m
Tue 10/1104:30 -
1 stop18h 25m
Deal found 19/9£408
Wed 23/922:10 -
1 stop29h 55m
Fri 23/1008:15 -
1 stop17h 05m
Deal found 21/9£409
Wed 28/1017:45 -
1 stop26h 30m
Thu 12/1104:30 -
1 stop20h 20m
Deal found 17/9£410
Mon 16/1117:45 -
1 stop35h 10m
Mon 23/1104:30 -
1 stop18h 25m
Deal found 17/9£410
Sat 14/1121:10 -
1 stop21h 00m
Tue 1/1218:40 -
1 stop31h 30m
Deal found 17/9£411
Thu 24/922:10 -
1 stop34h 35m
Thu 22/1021:10 -
2 stops28h 20m
Deal found 17/9£412
Wed 23/922:10 -
1 stop18h 50m
Wed 14/1008:15 -
1 stop17h 05m
Deal found 19/9£413
Wed 14/1019:35 -
2 stops33h 25m
Wed 21/1018:15 -
2 stops32h 00m
Deal found 19/9£413
Mon 28/922:10 -
1 stop18h 50m
Thu 15/1021:10 -
2 stops28h 20m
Deal found 18/9£415
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 September 2026.
Mon 26/1017:45 -
1 stop26h 30m
Sun 22/1104:30 -
1 stop18h 25m
Deal found 16/9£421
Mon 26/1021:00 -
2 stops35h 15m
Mon 23/1116:15 -
2 stops32h 15m
Deal found 16/9£523
Mon 5/1016:35 -
1 stop23h 25m
Mon 19/1013:25 -
1 stop30h 55m
Deal found 18/9£670
Wed 28/1011:00 -
Nonstop11h 20m
Wed 25/1119:00 -
1 stop19h 15m
Deal found 19/9£694
Tue 27/1006:35 -
2 stops28h 40m
Fri 13/1111:15 -
2 stops31h 25m
Deal found 21/9£780
Sun 27/906:30 -
2 stops25h 25m
Sat 3/1008:50 -
2 stops28h 50m
Deal found 21/9£921
Wed 30/918:15 -
2 stops41h 55m
Sun 11/1019:10 -
2 stops26h 15m
Deal found 16/9£936
Fri 13/1108:25 -
2 stops42h 10m
Sat 28/1110:35 -
2 stops26h 20m
Deal found 20/9£950
Tue 20/1019:50 -
1 stop18h 20m
Sat 7/1100:45 -
Nonstop13h 30m
Deal found 18/9£750
Wed 28/1007:45 -
1 stop15h 45m
Tue 17/1100:45 -
Nonstop13h 30m
Deal found 17/9£799
Sat 7/1122:05 -
1 stop37h 10m
Fri 20/1119:25 -
2 stops24h 05m
Deal found 20/9£812
Fri 23/1007:30 -
1 stop16h 35m
Thu 19/1100:45 -
Nonstop13h 30m
Deal found 20/9£943
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 September 2026.
Mon 26/1011:00 -
Nonstop11h 20m
Sun 8/1100:45 -
Nonstop13h 30m
Deal found 20/9£594
Wed 9/1211:00 -
Nonstop11h 20m
Tue 22/1200:45 -
Nonstop13h 30m
Deal found 17/9£608
Mon 7/1211:00 -
Nonstop11h 20m
Sat 19/1200:45 -
Nonstop13h 30m
Deal found 21/9£618
Sun 22/1111:00 -
Nonstop11h 20m
Sun 6/1200:45 -
Nonstop13h 30m
Deal found 18/9£622
Mon 16/1111:00 -
Nonstop11h 20m
Tue 1/1200:45 -
Nonstop13h 30m
Deal found 21/9£623
Mon 26/1011:00 -
Nonstop11h 20m
Tue 1/1200:45 -
Nonstop13h 30m
Deal found 19/9£631
Last-minute flights from Heathrow to Hanoi
Discover last-minute flight deals from Heathrow to Hanoi. Data last updated 22 September 2026 and is based on user searches.
Wed 23/922:00 -
1 stop16h 05m
Thu 22/1021:10 -
2 stops28h 20m
Deal found 17/9£408
Wed 23/922:10 -
1 stop29h 55m
Fri 23/1008:15 -
1 stop17h 05m
Deal found 21/9£409
Wed 23/922:10 -
1 stop18h 50m
Wed 14/1008:15 -
1 stop17h 05m
Deal found 19/9£413
Thu 24/922:10 -
1 stop34h 35m
Thu 22/1021:10 -
2 stops28h 20m
Deal found 17/9£412
Thu 24/922:10 -
1 stop18h 50m
Thu 1/1008:15 -
1 stop17h 05m
Deal found 17/9£416
Fri 25/922:10 -
1 stop18h 50m
Fri 16/1008:15 -
1 stop17h 05m
Deal found 19/9£407
Mon 28/922:10 -
1 stop18h 50m
Sun 13/1219:45 -
1 stop29h 50m
Deal found 18/9£411
Mon 28/922:10 -
1 stop18h 50m
Thu 15/1021:10 -
2 stops28h 20m
Deal found 18/9£415
Wed 14/1019:35 -
2 stops33h 25m
Wed 21/1018:15 -
2 stops32h 00m
Deal found 19/9£413
Fri 23/1019:35 -
2 stops33h 40m
Mon 26/1018:30 -
2 stops31h 50m
Deal found 18/9£410
Wed 28/1017:45 -
1 stop26h 30m
Thu 12/1104:30 -
1 stop20h 20m
Deal found 17/9£410
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 September 2026.
Tue 17/1120:50 -
2 stops34h 05m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 21/9£238
Thu 24/922:10 -
1 stop29h 55m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 19/9£250
Sun 27/922:10 -
1 stop34h 35m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 17/9£251
Mon 28/922:10 -
1 stop18h 50m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 16/9£253
Wed 11/1121:10 -
1 stop21h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 18/9£274
Wed 18/1121:10 -
1 stop21h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 19/9£275
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 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 22 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
Mon 28/9
22:10-23:00
1 stop18h 50m
Hanoi Noibai
Wed 31/12
00:00-17:00
Nonstop0h 00m
£253
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Mon 28/9
06:30-14:45
2 stops26h 15m
Hanoi Noibai
Wed 31/12
00:00-17:00
Nonstop0h 00m
£362
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Mon 26/10
17:45-03:15
1 stop26h 30m
Hanoi Noibai
Sun 22/11
04:30-15:55
1 stop18h 25m
£421
Fastest return journey
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Mon 23/11
11:00-05:20
Nonstop11h 20m
Hanoi Noibai
Wed 31/12
00:00-17:00
Nonstop0h 00m
£425
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Wed 18/11
11:00-05:20
Nonstop11h 20m
Hanoi Noibai
Wed 31/12
00:00-17:00
Nonstop0h 00m
£507
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Fri 13/11
09:00-16:55
2 stops24h 55m
Hanoi Noibai
Wed 31/12
00:00-17:00
Nonstop0h 00m
£520
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Sun 8/11
09:00-16:55
2 stops24h 55m
Hanoi Noibai
Wed 31/12
00:00-17:00
Nonstop0h 00m
£520
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Mon 26/10
21:00-15:15
2 stops35h 15m
Hanoi Noibai
Mon 23/11
16:15-17:30
2 stops32h 15m
£523
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Mon 28/9
18:55-12:50
Nonstop11h 55m
Hanoi Noibai
Wed 31/12
00:00-17:00
Nonstop0h 00m
£609
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Wed 28/10
11:00-05:20
Nonstop11h 20m
Hanoi Noibai
Wed 31/12
00:00-17:00
Nonstop0h 00m
£625
Flights are sorted by cheapest return flights first.
Deals found on 16/9
Showing 1-10 of 21 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 £587). Flying from London Heathrow Airport to Hanoi in December is currently the most expensive (average of £876). 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 £592 and £775 in November.The cheapest return price found within the last 5 days was £406 on Air China (10 Nov–7 Feb).
How often are flights from London to Hanoi delayed?
About 10% of weekly flights between London and Hanoi have experienced delays in the past year, with the average delay time being 134 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 10% 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 20% 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 £565.
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 53m.
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 22 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 23h 25m. 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 Air India is currently your cheapest option to Hanoi, with prices starting at £126. Additional return tickets that might be worth considering are offered by Hainan Airlines and Etihad Airways, with the lowest prices starting at £190 and £343, respectively. Air India is 82% 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 £245 on Shenzhen Airlines. Other airlines that offer cheap prices include Etihad Airways from £254 and Air China from £255 one-way.
What are the cheapest flights from London Heathrow Airport to Hanoi?
Looking at all options, your cheapest flight can be booked for £411. While the most popular route (London Heathrow - Hanoi Noibai) can be booked for £398 on average, our data indicates £1,512 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 Huaisheng Mosque, Baima Clothing Wholesale Market, and China Guangzhou Wholesale Market more than anywhere else. Huaisheng Mosque, Baima Clothing Wholesale Market, and China Guangzhou Wholesale Market can be accessed by travelling approximately 18.9 mi, 17.3 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 £587). Flying from London Heathrow Airport to Hanoi in December is currently the most expensive (average of £876). 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 September 2026.
Explore flights to Hanoi departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 22 September 2026.
Browse through other flights departing from Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 22 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 22 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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