Cheap flights from London Heathrow Airport to Hanoi from £235
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 28/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HAN
25 Sep — 2 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 81 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 26 August 2026.
Sun 29/1121:00 -
1 stop34h 10m
Sat 12/1218:45 -
1 stop29h 45m
Deal found 24/8£415
Thu 12/1121:35 -
2 stops30h 40m
Fri 27/1112:25 -
2 stops38h 15m
Deal found 25/8£416
Thu 1/1021:20 -
1 stop34h 40m
Tue 13/1018:45 -
1 stop29h 55m
Deal found 23/8£416
Tue 3/1120:25 -
1 stop23h 50m
Tue 24/1104:30 -
1 stop20h 20m
Deal found 25/8£417
Tue 3/1122:00 -
1 stop29h 40m
Tue 24/1108:15 -
1 stop17h 20m
Deal found 21/8£418
Thu 1/1022:10 -
1 stop34h 35m
Mon 9/1108:15 -
1 stop17h 20m
Deal found 24/8£419
Sat 28/1121:35 -
2 stops30h 40m
Wed 16/1204:00 -
1 stop20h 50m
Deal found 23/8£419
Tue 3/1121:35 -
2 stops30h 40m
Tue 17/1104:00 -
1 stop20h 50m
Deal found 21/8£420
Tue 3/1121:00 -
1 stop21h 45m
Mon 23/1102:45 -
1 stop21h 45m
Deal found 21/8£421
Sun 6/922:40 -
1 stop31h 15m
Wed 23/913:25 -
1 stop37h 00m
Deal found 21/8£422
Sat 14/1122:00 -
1 stop29h 40m
Wed 2/1215:45 -
1 stop33h 50m
Deal found 23/8£423
Thu 26/1122:00 -
1 stop18h 15m
Mon 14/1219:45 -
1 stop29h 50m
Deal found 24/8£424
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 26 August 2026.
Sun 1/1121:10 -
1 stop21h 00m
Sun 15/1118:40 -
1 stop31h 30m
Deal found 25/8£530
Mon 7/920:50 -
2 stops30h 45m
Mon 14/910:35 -
2 stops38h 35m
Deal found 23/8£726
Mon 23/1111:00 -
Nonstop11h 20m
Wed 25/1118:20 -
2 stops19h 55m
Deal found 20/8£732
Mon 21/921:00 -
2 stops36h 00m
Mon 5/1022:50 -
2 stops24h 10m
Deal found 23/8£768
Sat 7/1106:55 -
2 stops28h 35m
Fri 20/1119:25 -
2 stops23h 15m
Deal found 22/8£818
Thu 5/1111:00 -
1 stop18h 10m
Sat 28/1100:45 -
Nonstop13h 30m
Deal found 23/8£760
Sun 1/1107:35 -
2 stops19h 30m
Sun 15/1111:05 -
1 stop25h 20m
Deal found 25/8£826
Fri 23/1006:50 -
2 stops21h 05m
Fri 20/1119:25 -
2 stops23h 15m
Deal found 24/8£856
Mon 12/1020:50 -
2 stops30h 45m
Sun 25/1010:35 -
2 stops38h 50m
Deal found 24/8£946
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 26 August 2026.
Wed 30/918:55 -
Nonstop11h 55m
Wed 7/1009:55 -
Nonstop13h 00m
Deal found 21/8£506
Mon 28/918:55 -
Nonstop11h 55m
Wed 7/1009:55 -
Nonstop13h 00m
Deal found 21/8£527
Mon 21/918:55 -
Nonstop11h 55m
Mon 5/1010:05 -
Nonstop13h 00m
Deal found 23/8£605
Mon 21/918:55 -
Nonstop11h 55m
Mon 19/1010:05 -
Nonstop13h 00m
Deal found 21/8£606
Wed 28/1011:00 -
Nonstop11h 20m
Sun 15/1100:45 -
Nonstop13h 30m
Deal found 25/8£610
Mon 14/918:55 -
Nonstop11h 55m
Wed 30/909:55 -
Nonstop13h 00m
Deal found 23/8£614
Mon 21/918:55 -
Nonstop11h 55m
Wed 14/1009:55 -
Nonstop13h 00m
Deal found 25/8£614
Mon 21/918:55 -
Nonstop11h 55m
Sun 4/1010:50 -
Nonstop13h 00m
Deal found 21/8£617
Wed 16/918:55 -
Nonstop11h 55m
Mon 12/1010:05 -
Nonstop13h 00m
Deal found 21/8£620
Last-minute flights from Heathrow to Hanoi
Discover last-minute flight deals from Heathrow to Hanoi. Data last updated 26 August 2026 and is based on user searches.
Thu 3/921:20 -
1 stop22h 00m
Mon 30/1118:45 -
1 stop29h 45m
Deal found 21/8£430
Sat 5/921:20 -
1 stop38h 25m
Wed 2/1215:10 -
1 stop33h 20m
Deal found 23/8£430
Sun 6/920:25 -
1 stop33h 30m
Wed 2/1218:30 -
2 stops32h 10m
Deal found 23/8£420
Sun 6/922:40 -
1 stop31h 15m
Wed 23/913:25 -
1 stop37h 00m
Deal found 24/8£421
Wed 9/922:40 -
1 stop31h 15m
Tue 22/913:25 -
1 stop37h 00m
Deal found 24/8£425
Sun 20/912:35 -
1 stop20h 05m
Sat 17/1015:40 -
1 stop20h 55m
Deal found 21/8£429
Mon 21/920:50 -
2 stops38h 00m
Mon 19/1008:15 -
1 stop17h 05m
Deal found 25/8£427
Sat 26/922:00 -
2 stops31h 00m
Sat 7/1104:00 -
1 stop18h 55m
Deal found 24/8£428
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 26 August 2026.
Mon 28/920:50 -
2 stops35h 10m
Deal found 25/8£235
Thu 24/920:50 -
2 stops35h 15m
Deal found 25/8£243
Sun 6/920:50 -
2 stops35h 10m
Deal found 25/8£245
Sun 27/909:55 -
2 stops46h 05m
Deal found 21/8£246
Fri 4/920:50 -
2 stops38h 00m
Deal found 21/8£247
Mon 21/920:50 -
2 stops38h 00m
Deal found 24/8£249
Sat 5/920:50 -
3 stops32h 10m
Deal found 24/8£254
Sun 6/922:40 -
1 stop31h 15m
Deal found 21/8£254
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 26 August 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 26 August 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
Sun 1/11
21:10-01:10
1 stop21h 00m
Hanoi Noibai
Sun 15/11
18:40-19:10
1 stop31h 30m
£530
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Mon 7/9
20:50-09:35
2 stops30h 45m
Hanoi Noibai
Mon 14/9
10:35-19:10
2 stops38h 35m
£726
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 25/11
18:20-07:15
2 stops19h 55m
£732
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Thu 5/11
11:00-12:10
1 stop18h 10m
Hanoi Noibai
Sat 28/11
00:45-07:15
Nonstop13h 30m
£760
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Mon 21/9
21:00-15:00
2 stops36h 00m
Hanoi Noibai
Mon 5/10
22:50-17:00
2 stops24h 10m
£768
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Sat 7/11
06:55-18:30
2 stops28h 35m
Hanoi Noibai
Fri 20/11
19:25-11:40
2 stops23h 15m
£818
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Sun 1/11
07:35-10:05
2 stops19h 30m
Hanoi Noibai
Sun 15/11
11:05-05:25
1 stop25h 20m
£826
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Fri 23/10
06:50-09:55
2 stops21h 05m
Hanoi Noibai
Fri 20/11
19:25-11:40
2 stops23h 15m
£856
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Mon 12/10
20:50-09:35
2 stops30h 45m
Hanoi Noibai
Sun 25/10
10:35-18:25
2 stops38h 50m
£946
Cheapest one-way
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Sat 26/9
21:20-17:45
1 stop38h 25m
£310
Flights are sorted by cheapest return flights first.
Deals found on 25/8
Showing 1-10 of 20 resultsSorted by cheapest first
1
2
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 80 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 £547). Flying from London Heathrow Airport to Hanoi in December is currently the most expensive (average of £875). 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 £629 and £796 in November.The cheapest return price found within the last 5 days was £415 on China Eastern (29 Nov–12 Dec).
How often are flights from London to Hanoi delayed?
About 12% of weekly flights between London and Hanoi have experienced delays in the past year, with the average delay time being 157 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 12% 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 £524.
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 28m.
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 26 August 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 £187. Additional return tickets that might be worth considering are offered by Etihad Airways and Shenzhen Airlines, with the lowest prices starting at £336 and £362, 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 £240 on Shenzhen Airlines. Other airlines that offer cheap prices include Etihad Airways from £249 and Air China from £250 one-way.
What are the cheapest flights from London Heathrow Airport to Hanoi?
Looking at all options, your cheapest flight can be booked for £421. While the most popular route (London Heathrow - Hanoi Noibai) can be booked for £388 on average, our data indicates £1,664 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 £547). Flying from London Heathrow Airport to Hanoi in December is currently the most expensive (average of £875). 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.
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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 26 August 2026.
Explore flights to Hanoi departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 26 August 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 26 August 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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