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Cheap flights from London Heathrow to Koh Samui

from as little as £616

7 nights in Koh Samui, departing London Heathrow on 03 / Mar / 2021 with Finnair (price found 18 hours ago)

Subject to availability, prices correct of the last 24 hours
Koh Samui

Cheap return flights from London Heathrow to Koh Samui

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The London Heathrow / Koh Samui route

All 9903 km of it

Cheap flight deals for this route

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Koh Samui flight facts

What you need to know

Alternative flights from the UK to Koh Samui

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Koh Samui

Today alone, Netflights has searched over 25 flights. 03 / Mar / 2021 is currently the lowest priced day of the year to fly the London Heathrow/Koh Samui route. There are around 25 flights on any given week from the UK to Koh Samui and the cheapest month to fly right now is March.

Min / Max Temperature (°C)
LOWEST

24 °C

AVG

28 °C

HIGHEST

33 °C

Rainfall (mm)
LOWEST

33 mm

AVG

159.2 mm

HIGHEST

527 mm

Key facts about Koh Samui

How to get cheap flights from London Heathrow to Koh Samui

Tips and advice from our flight experts

We've gone through lots of different flights, to help you find the cheapest way to get from London Heathrow to Koh Samui. You can choose from nine airlines. At the moment, 03 / Mar / 2021 is the cheapest date to travel, but scroll through the results to find the option that works best for you.

The most popular airlines offering flights to Koh Samui are Emirates, Etihad Airways & Qatar Airways. Emirates is the most popular one, but that doesn’t mean their flights will be the cheapest. If you can't find a flight time that suits you, why not look at flying out from a different airport?

The distance between London Heathrow to Koh Samui is 9903 km. Normally, it takes about 17 hrs 40 mins to fly, and you can definitely expect the journey to be at least 14 hrs 25 mins. You can see the various flight times in the results.

November is normally the cheapest month to fly to Koh Samui, but it’s important to try different options when you search. Searching by month, for instance, will show you the best time of the week to fly. March is always the most expensive time to fly but, if you check regularly and book early, you have a better chance of getting a good deal.

Other popular destinations near Koh Samui

Where other people are flying to

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