Cheap flights from London to Hanoi

from as little as £412

23 nights in Hanoi, departing London Heathrow on 25 / Aug / 2019 with Philippine Airlines (price found 30 hours ago)

Subject to availability, prices correct of the last 24 hours
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Cheap return flights from London to Hanoi Find the best deals

The London / Hanoi route All 9244 km of it

Cheap flight deals for this route See what's hot at the moment

Hanoi flight facts What you need to know

Alternative flights from the UK Check out different routes to Hanoi

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Alternative flights to Vietnam from the UK You might find cheaper flights nearby

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Today alone, Netflights has searched over 18,019 flights. 25 / Aug / 2019 is currently the lowest priced day of the year to fly the London/Hanoi route. There are around 3,571 flights on any given week from the UK to Hanoi and the cheapest month to fly right now is August.

Min / Max Temperature (°C)

14 °C


24 °C


32 °C

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Key facts about Hanoi

How to get cheap flights from London to Hanoi Tips and advice from our flight experts

Find a good deal on your flight from London to Hanoi with Netflights. 3,571 flights go via this route every week, and we've collected them all to help you find the best deal. If you want to keep your options open, take a look at flights from another airport in London.

The most popular airlines for this route are China Southern Airlines, Air France & Thai Airways International, while London Heathrow (LHR) is the most popular departure airport in the city. But when you fly is just as important as where you fly from. Search by month to find out when flights are at the priciest and their cheapest.

The 9244 km journey from London to Hanoi takes at least 12 hrs 5 mins. On average, Philippine Airlines have the cheapest flights, but check your search results, as this isn’t always the case. Another way to get a cheap flight is to book last minute – but this does mean you may not be able to get the exact flights you want.

We’ve scanned 18,019 flights today to help you find the cheapest deals – not just to Hanoi, but worldwide. You can also compare the prices of hotels and hire cars for your stay in Vietnam. Simply use the tabs above, or them to your booking once you’ve chosen your flight.

Popular destinations Where other people are flying to near Hanoi

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