Book Finnair Flights to London Heathrow

The best Finnair flight deals to London Heathrow

Looking for a last minute deal or the best direct flight? Find the biggest savings on one-way and return trips to London Heathrow with Finnair right here.

London.฿17,696 per passenger.Departing Fri, 13 Feb.One-way flight with Finnair.Outbound indirect flight with Finnair, departs from Bangkok Suvarnabhumi on Fri, 13 Feb, arriving in London Heathrow.Price includes taxes and charges.From ฿17,696, select.

London.฿17,696 per passenger.Departing Sat, 17 Jan.One-way flight with Finnair.Outbound indirect flight with Finnair, departs from Bangkok Suvarnabhumi on Sat, 17 Jan, arriving in London Heathrow.Price includes taxes and charges.From ฿17,696, select.

London.฿17,748 per passenger.Departing Mon, 15 Dec.One-way flight with Finnair.Outbound indirect flight with Finnair, departs from Bangkok Suvarnabhumi on Mon, 15 Dec, arriving in London Heathrow.Price includes taxes and charges.From ฿17,748, select.

London.฿17,789 per passenger.Departing Tue, 23 Sep.One-way flight with Finnair.Outbound indirect flight with Finnair, departs from Bangkok Suvarnabhumi on Tue, 23 Sep, arriving in London Heathrow.Price includes taxes and charges.From ฿17,789, select.

London.฿17,816 per passenger.Departing Sat, 29 Nov.One-way flight with Finnair.Outbound indirect flight with Finnair, departs from Bangkok Suvarnabhumi on Sat, 29 Nov, arriving in London Heathrow.Price includes taxes and charges.From ฿17,816, select.

London.฿17,830 per passenger.Departing Thu, 9 Oct.One-way flight with Finnair.Outbound indirect flight with Finnair, departs from Bangkok Suvarnabhumi on Thu, 9 Oct, arriving in London Heathrow.Price includes taxes and charges.From ฿17,830, select.

London.฿17,852 per passenger.Departing Thu, 19 Mar.One-way flight with Finnair.Outbound indirect flight with Finnair, departs from Bangkok Suvarnabhumi on Thu, 19 Mar, arriving in London Heathrow.Price includes taxes and charges.From ฿17,852, select.

London.฿17,897 per passenger.Departing Mon, 14 Jul.One-way flight with Finnair.Outbound indirect flight with Finnair, departs from Bangkok Suvarnabhumi on Mon, 14 Jul, arriving in London Heathrow.Price includes taxes and charges.From ฿17,897, select.

Find the cheapest time to fly to London Heathrow with Finnair

Flexible on travel dates? Here's when fares are lowest.

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Alternative routes to London

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

Flying to London Heathrow with Finnair

The things to know before you go.

Cheapest flight found	฿17,696
Cheapest month to fly	June
Nearby cities to visit	London
Time difference between Bangkok and London Heathrow	6 hrs (GMT +1)

How to find cheap flights to London Heathrow with Finnair

Looking for cheap flight tickets to London Heathrow? Here are a few tips on how to find the best price.

Simply hit 'search'

We've compared every online travel agent and flight provider to find the cheapest Finnair flight tickets to anywhere in the world, including London Heathrow.

Fly from Bangkok Suvarnabhumi

At the moment, the best route to London Heathrow with Finnair is from Bangkok Suvarnabhumi.

Flex your dates for the best rates

If you’re flexible on your departure dates, hit Whole month as you search. You'll see the cheapest month, and even day to fly to London Heathrow with Finnair.

Set up a Price Alert

Got your eye on a specific flight to London Heathrow but not quite ready to book? No worries. We'll let you know when the price of the flight goes up or down so you can book when the time is just right. You're even able to watch specific Finnair flights.

Book your Finnair flight to London Heathrow Airport with extra peace of mind

Find flexible Finnair flights to London Heathrow Airport

Finnair might offer amendable tickets to London Heathrow Airport, which means you won't lose out if your booking has to be changed or cancelled.

Add travel cost protection

Make sure you have the right travel insurance before flying to London Heathrow Airport. That way you can cover the costs of any unexpected events, such as delays or lost luggage.

Reduce your carbon footprint

To check whether there are any lower emissions flights available on your route, simply check the “only show flights with lower CO₂ emissions” box when you search for a flight with us.

Flying to London Heathrow with Finnair: FAQs

How long is the flight to London Heathrow with Finnair?

The average Finnair flight time from Thailand to London Heathrow is 12 hours and 58 minutes.

Does Finnair fly into any other airports in or near London?

No – if you want to travel with Finnair, London Heathrow is currently the only airport serving London.

Which other airlines can I fly to London Heathrow with?

At the moment, Thai Airways, EVA Air and Air Canada also fly to London Heathrow.

What is the cheapest month to fly to London Heathrow with Finnair?

Although it's difficult to get an accurate idea of when Finnair flights to London Heathrow are cheapest, the lowest fares are currently for departures in November.

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Finnair flights to London Heathrow