Cheap flights from the United Kingdom to Hanoi from £221
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Hanoi departing on 13/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Fly from
Fly to
Route
Depart
Return
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Tue 12/1
21:50-11:15
2 stops30h 25m
Hanoi Noibai
Mon 18/1
04:30-17:50
1 stop20h 20m
LondonHanoi
LGW London Gatwick - HAN Hanoi Noibai
LGWHAN
London Gatwick
Mon 18/1
17:00-17:45
1 stop17h 45m
Hanoi Noibai
Thu 28/1
02:45-14:00
1 stop18h 15m
LondonHanoi
LGW London Gatwick - HAN Hanoi Noibai
LGWHAN
London Gatwick
Thu 25/2
10:40-16:55
1 stop23h 15m
Hanoi Noibai
Tue 2/3
04:30-07:10
2 stops33h 40m
LondonHanoi
LGW London Gatwick - HAN Hanoi Noibai
LGWHAN
London Gatwick
Sun 10/1
10:30-14:10
1 stop20h 40m
Hanoi Noibai
Sun 24/1
18:45-06:30
1 stop18h 45m
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Sat 23/1
22:00-14:45
1 stop33h 45m
Hanoi Noibai
Sun 7/3
15:45-18:35
1 stop33h 50m
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Sat 14/11
21:10-01:10
1 stop21h 00m
Hanoi Noibai
Sat 28/11
14:55-19:10
1 stop35h 15m
LondonHanoi
LGW London Gatwick - HAN Hanoi Noibai
LGWHAN
London Gatwick
Wed 28/10
09:50-10:40
1 stop17h 50m
Hanoi Noibai
Wed 4/11
11:45-06:30
1 stop25h 45m
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Wed 11/11
21:05-22:10
1 stop18h 05m
Hanoi Noibai
Thu 19/11
23:15-17:45
2 stops25h 30m
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Fri 20/11
21:10-09:40
1 stop29h 30m
Hanoi Noibai
Thu 26/11
02:10-19:10
1 stop24h 00m
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Wed 25/11
21:05-22:10
1 stop18h 05m
Hanoi Noibai
Sun 6/12
23:15-18:15
2 stops26h 00m
See travel insights to Hanoi from
How to get the cheapest flight ticket from United Kingdom to Hanoi
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Hanoi?
The month of May is, on average, the cheapest month to fly to Hanoi from United Kingdom, with most prices found around £565. If you’re not able to fly to Hanoi in May, then November is your next best option. Flight prices from United Kingdom to Hanoi during November average around £571.
What is the cheapest day to depart on your flight to Hanoi?
The cheapest day to depart from United Kingdom to Hanoi is on a Monday when prices can be found for as low as £783. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from United Kingdom to Hanoi for around £900.
What is the cheapest time of day to depart on your flight to Hanoi?
According to our data, the cheapest time of day to fly to Hanoi is in the afternoon. momondo users have found flights departing from United Kingdom to Hanoi in the afternoon for as low as £762. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Hanoi, so prices are often more expensive at around £903 per ticket.
What is the cheapest United Kingdom to Hanoi Noibai flight route?
Fly from London Heathrow to Hanoi Noibai for the best United Kingdom - Hanoi Noibai flight prices
How far in advance should I book a flight to Hanoi?
You are more likely to see cheaper flights to Hanoi from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Hanoi for around £744 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Hanoi from United Kingdom for as low as £686 on momondo.
What cabin class options are available on United Kingdom to Hanoi flights?
There are 3 cabin classes available to choose from on United Kingdom to Hanoi flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from United Kingdom to Hanoi Noibai?
China Southern, Shenzhen Airlines, and China Eastern are the most popular carriers operating from United Kingdom to Hanoi Noibai
Which airlines fly to Hanoi?
Qatar Airways, Etihad Airways and Vietnam Airlines are the top three most popular airlines that fly to Hanoi from United Kingdom according to our data. Qatar Airways is the first choice among our users, with 33% of people opting to fly with this airline when travelling to Hanoi. Keep in mind that there are 17 different airlines that fly to Hanoi on a routine basis, so you have a few additional options to choose from.
How often are flights from the United Kingdom to Hanoi delayed?
Historically, on average around 10% of flights between United Kingdom and Hanoi have experienced a delay on any given week. The average delay length over the past 12 months has been 134 minutes.
What is the most punctual flight time for the United Kingdom to Hanoi flights?
Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.
What day of the week experiences the fewest flight delays on this route?
Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.
Which airline has the best punctuality record on the United Kingdom to Hanoi flights?
According to our data, Vietnam Airlines have had the fewest delays on this route over the last 12 months, with about 10% of their flights experiencing any sort of delay.
How many flights depart from United Kingdom to Hanoi on average per week?
As of October 2026, there are 5 flights per week flying from United Kingdom to Hanoi. The most common day of the week flights depart is Mon, with 40% of flights taking off on this day.
How long does it take to fly to Hanoi?
The flight from United Kingdom to Hanoi depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from London (a popular airport in United Kingdom) to Hanoi (the most popular airport in Hanoi), then the flight time is 13h 41m on average. If you fly from Manchester (another popular airport in United Kingdom) to Hanoi, then the average flight time is 15h 20m.
Cheap United Kingdom to Hanoi flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from United Kingdom to Hanoi
Frequently asked questions about flying from the United Kingdom to Hanoi
When did momondo last update prices for flights from United Kingdom to Hanoi Noibai Airport?
Prices for flights from United Kingdom to Hanoi Noibai Airport refresh daily.
How many operators does momondo search for flights from United Kingdom to Hanoi Noibai Airport?
As of October 2026, there are 17 operators available to choose from for flights from United Kingdom to Hanoi Noibai Airport.
How old do you have to be to fly from United Kingdom to Hanoi Noibai Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from United Kingdom to Hanoi Noibai Airport.
What documentation or ID do you need to fly to Hanoi Noibai Airport?
The required travel and health documents for your Hanoi Noibai Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Hanoi Noibai Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from United Kingdom to Hanoi?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from United Kingdom to Hanoi is Boeing 787 Dreamliner (93.04% of total bookings). The next most popular plane models are Boeing 777-300ER (1.74%), Boeing 787-9 Dreamliner (1.55%), and Airbus A350-1000 (0.97%).
Best airlines flying from United Kingdom to Hanoi
Compare and see reviews for airlines that fly from United Kingdom to Hanoi with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £127 | Free Cancellation | Rating 5.5 2,917 reviews | |||
| PriceFrom £193 | Free Cancellation | Rating 8.3 71 reviews | |||
| PriceFrom £348 | Free Cancellation | Rating 7.3 1,541 reviews | |||
| PriceFrom £359 | Free Cancellation | Rating 7.5 166 reviews | |||
| PriceFrom £365 | Free Cancellation | Rating 7.3 244 reviews | |||
| PriceFrom £373 | Free Cancellation | Rating 7.8 29 reviews | |||
| PriceFrom £403 | Free Cancellation | Rating 7.4 174 reviews | |||
| PriceFrom £447 | Free Cancellation | Rating 0.0 0 reviews | |||
| PriceFrom £537 | Free Cancellation | Rating 6.8 580 reviews | |||
| PriceFrom £540 | Free Cancellation | Rating 7.4 4,455 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from United Kingdom to Hanoi?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from United Kingdom to Hanoi. momondo saves you time and could save you money on your trip.
Can I find flights from United Kingdom to Hanoi with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for United Kingdom to Hanoi flights to just show those with flexible booking policies.
How can momondo help me find flights from United Kingdom to Hanoi?
momondo helps you find the best flight between United Kingdom and Hanoi by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from United Kingdom to Hanoi right now. Can momondo alert me if prices change?
If you are not ready to book a flight from United Kingdom to Hanoi now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Hanoi and let you know when they change.