Flight tickets from London Heathrow to Hanoi

Compare London Heathrow to Hanoi flight deals

Find the cheapest month or even day of the year to fly to Hanoi

Book the best Hanoi fare with no extra fees

Flight deals from London Heathrow to Hanoi

Looking for a cheap last-minute deal or the best return flight from London Heathrow to Hanoi? Find the lowest prices on one-way and return tickets right here.

Hanoi.₹ 31,760 per passenger.Departing Tue, 26 Aug.One-way flight with British Airways.Outbound indirect flight with British Airways, departs from London Heathrow on Tue, 26 Aug, arriving in Hanoi.Price includes taxes and charges.From ₹ 31,760, select.

Hanoi.₹ 31,760 per passenger.Departing Tue, 9 Sep.One-way flight with British Airways.Outbound indirect flight with British Airways, departs from London Heathrow on Tue, 9 Sep, arriving in Hanoi.Price includes taxes and charges.From ₹ 31,760, select.

Hanoi.₹ 34,198 per passenger.Departing Sun, 9 Nov.One-way flight with British Airways.Outbound indirect flight with British Airways, departs from London Heathrow on Sun, 9 Nov, arriving in Hanoi.Price includes taxes and charges.From ₹ 34,198, select.

Hanoi.₹ 34,678 per passenger.Departing Tue, 24 Jun.One-way flight with Aegean Airlines.Outbound indirect flight with Aegean Airlines, departs from London Heathrow on Tue, 24 Jun, arriving in Hanoi.Price includes taxes and charges.From ₹ 34,678, select.

Hanoi.₹ 34,765 per passenger.Departing Sat, 26 Apr.One-way flight with Air Serbia.Outbound indirect flight with Air Serbia, departs from London Heathrow on Sat, 26 Apr, arriving in Hanoi.Price includes taxes and charges.From ₹ 34,765, select.

Hanoi.₹ 35,237 per passenger.Departing Mon, 5 May.One-way flight with Vueling Airlines.Outbound indirect flight with Vueling Airlines, departs from London Heathrow on Mon, 5 May, arriving in Hanoi.Price includes taxes and charges.From ₹ 35,237, select.

Hanoi.₹ 36,749 per passenger.Departing Wed, 19 Mar.One-way flight with British Airways.Outbound indirect flight with British Airways, departs from London Heathrow on Wed, 19 Mar, arriving in Hanoi.Price includes taxes and charges.From ₹ 36,749, select.

Hanoi.₹ 36,843 per passenger.Departing Wed, 22 Oct.One-way flight with British Airways.Outbound indirect flight with British Airways, departs from London Heathrow on Wed, 22 Oct, arriving in Hanoi.Price includes taxes and charges.From ₹ 36,843, select.

Find the cheapest month to fly from London Heathrow to Hanoi

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like London Heathrow to Hanoi flights are currently cheapest in August.

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Direct flights from London Heathrow to Hanoi

London Heathrow to Hanoi: Alternative routes

Compare routes from London Heathrow to Hanoi below. You may find an airport to fly into that's cheaper, faster, or easier than Hanoi.

London to Hanoi: Flight information

The things to know before you go.

Cheapest flight found	₹ 31,760
Cheapest month to fly	September
Average flight time	11 hrs, 39 mins
Most popular airline	Cambodia Angkor Air
Average flights per week	8

Finding cheap flights from London Heathrow to Hanoi: Frequently asked questions

How much are return flights from London Heathrow to Hanoi?

The best price we found for a return flight from London Heathrow to Hanoi is ₹ 47,037. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from London Heathrow to Hanoi?

11 hours and 39 minutes is the average flight time from London Heathrow to Hanoi.

Which airlines fly direct from London Heathrow to Hanoi?

Cambodia Angkor Air and Vietnam Airlines fly direct from London Heathrow to Hanoi.

How many flights are there a week from London Heathrow to Hanoi?

As of March 2025, there are 8 flights per week flying from London Heathrow to Hanoi.

When is the cheapest time to fly from London Heathrow to Hanoi?

The cheapest month to fly from London Heathrow to Hanoi is usually March 2025.

Which upcoming date is cheapest to fly from London Heathrow Airport to Hanoi Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from London Heathrow Airport to Hanoi Airport on Wednesday, 24 September 2025.

Can I get a direct flight from London Heathrow Airport to Hanoi Airport?

Yes – the average flight time is 11 hours and 39 minutes.

How can I find the best flight deal to Hanoi?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Hanoi but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Hanoi?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Hanoi is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from London Heathrow Airport to Hanoi with?

Currently, China Southern and Vietnam Airlines offer the cheapest flight tickets to Hanoi.

Flying from London Heathrow Airport (LHR) to Noi Bai International Airport (HAN): what you need to know

11 hours 52 minutes is the average time for a direct flight from London Heathrow Airport to Noi Bai International Airport. Hanoi is 7 hours ahead of London and operates on the UTC+7 timezone.
Choose from 4 weekly flights from London Heathrow Airport to Noi Bai International Airport. The 01:10 departure with Vietnam Airlines is the earliest you can take between LHR and HAN. Vietnam Airlines operates the last service of the day at 18:55 if early starts aren't your thing.
Be prepared for bigger queues during popular months such as July and other peak periods. Arriving up to four hours in advance for international flights and two hours for a domestic departure is a wise move.
Vietnam Airlines offers direct flights from London Heathrow Airport to Noi Bai International Airport. Book with this popular airline, and get ready to check out the sights in Hanoi — and maybe even more of Vietnam if time allows.
To break up your flight from London Heathrow Airport to Noi Bai International Airport, add a stopover to your trip. Just uncheck 'Direct flights only' to find a city that catches your eye. The most popular stopovers on the LHR - HAN route are:
- Istanbul Ataturk Airport
- Indira Gandhi International Airport
- Frankfurt Airport
Before booking your cheap ticket from LHR to HAN, check whether you need a visa to enter Vietnam. Visa and travel document requirements can vary and are updated frequently. To get the most up-to-date information, get in touch with the nearest consulate or embassy of the country you're travelling to.

How to find the cheapest flights from London Heathrow Airport (LHR) to Noi Bai International Airport (HAN)

The lowest price we've seen for a one-way ticket from London Heathrow Airport to Noi Bai International Airport is ₹ 31,760. For a return flight on this route, the best price is ₹ 47,037. Depending on the availability and when you book, these fares could change.
Book 9 months before travelling. After crunching the numbers on our calendar, this is how far you'll want to book ahead to find cheap flight tickets from LHR to HAN.
May is the cheapest month for flight tickets from London Heathrow Airport to Noi Bai International Airport. If you'd like to fly at a different time of year, the 'Whole month' tool will give you the lowest prices for every month.
Sign into your online account or use the app to create a Price Alert. You'll get notified right away if there's a cheaper deal on this route. It's easy to do, and it'll save you from searching for cheap flight tickets from LHR to HAN every day.
Tailor your trip with filters. Pick your departure and arrival times, total journey duration and airlines. You can also sort the results by 'Fastest,' 'Cheapest' or 'Best' flights from London Heathrow Airport to Noi Bai International Airport.

Handy information about London Heathrow Airport (LHR)

London Heathrow Airport is about 31 kilometres from central London. If you're catching a cab, driving or ride-sharing from the centre, it'll take 57 minutes or so to get there, depending on the traffic. If you're using public transport, expect the trip time to be around 1 hour and 1 minute.
Booked an early flight from London Heathrow Airport to Noi Bai International Airport? Avoid the hassle of rushing to the airport (and sneak in some extra snooze time) by choosing one of these hotels close to LHR:

Arriving at Noi Bai International Airport (HAN)

The last thing you need is a lengthy journey to your hotel if you're landing late on a flight from London Heathrow Airport to Noi Bai International Airport. Stay at one of these accommodation options near HAN instead:

Getting from Noi Bai International Airport (HAN) to central Hanoi

From Noi Bai International Airport, Hanoi is approximately 26 kilometres away. It takes around 35 minutes to get to the centre driving.
Getting there on public transport typically takes 1 hour and 56 minutes.

When to fly to Noi Bai International Airport (HAN)

It's time to plan your travel dates for your flight from London Heathrow Airport to Noi Bai International Airport. July is the most popular month to visit Hanoi. If you want a more low-key vibe, go in April.
When booking your flight from London Heathrow Airport to Noi Bai International Airport, consider the kind of weather you enjoy. June is the warmest month in Hanoi, with the temperature ranging from 25ºC to 36ºC.
If you want cooler conditions, search for a cheap ticket from LHR to HAN in January. Temperatures average between 10ºC and 22ºC then.

More about Hanoi

Once you've booked your flights from LHR to HAN, you'll need to find a place to stay in Hanoi. Make one of these accommodation options your base for exploring this exciting city:
Hoan Kiem Lake and Temple of Literature are just two of the major attractions to add to your Hanoi itinerary. Keep the momentum going by heading to Ho Chi Minh Mausoleum.

Complete your Hanoi trip with hotels and a car rental

Once you've secured your cheap ticket to Noi Bai International Airport, check out the lowest prices and exclusive offers on hotels. You can also compare a range of car rental companies in one place to find the best car rental price for your Hanoi holiday.