Flights from London to Koh Samui

Search and find cheap flights from London to Koh Samui (Thailand, Asia)
Search and find cheap flights from London to Koh Samui (Thailand, Asia)

Looking for the best tickets for London to Koh Samui?

Look no more. We’ve gone through the latest 52,39,791 fares to bring you all the insights you could possibly want.
Best time to book
Cheapest time to buy a ticket for London — Koh Samui is approximately 59 days to departure.
London to Koh Samui flights are usually cheapest between 2 and 4 months before departure.
Days before departure
Best month
Cheapest time of year to fly to Koh Samui from London is October and November. Most expensive are July and December.
Currently the cheapest days to fly this route are between July and August.
Impact on price
Cheapest airline
According to our data, Oman Air, Malaysia Airlines and Aeroflot Russian Airlines are the cheapest airlines to fly this route.
Popular airlines for this route are Oman Air, Malaysia Airlines and Aeroflot Russian Airlines.
Impact on price (additional fees may apply)
Oman Air
Malaysia Airlines
Aeroflot Russian Airlines
Bangkok Airways
Thai Airways
Best time to fly
London to Koh Samui flights are approximately 2% more expensive in the afternoon than in the morning.
It's generally cheaper to take morning flights from London to Koh Samui.
Impact on price
Cheapest day
Cheapest day of week is typically Wednesday and the most expensive is typically Friday.
Friday is normally the most expensive day to fly, whilst Wednesday tends to be the cheapest.
Impact on price
Cheapest route
Fly Gatwick - Koh Samui for the best London to Koh Samui flight prices saving up to 1% on average.
Of the possible routes between London and Koh Samui best prices tend to be found on Gatwick - Koh Samui.
We've got 20 booking sites supporting this and nearby routes.
Impact on price
Gatwick-Koh Samui
London City Airport-Koh Samui
Heathrow-Koh Samui
Stansted-Koh Samui
Direct flights
Popular non-direct routes for this connection are Heathrow - Suvarnabhumi - Koh Samui, Gatwick - Dubai - Phuket Intl - Koh Samui and Heathrow - Abu Dhabi Intl - Suvarnabhumi - Koh Samui with a flight time of 12 hours 20 minutes
Direct flights available: None available
Stop-off cities for indirect flights from London to Koh Samui include Suvarnabhumi, Dubai and Phuket Intl.
Direct flights available on

Go for less - experience more

Cheap flights from London to Koh Samui
Return trip
10 May - 18 May
38,402 INR
29h 5min
1 stop
28h 5min
1 stop

Weather forecast for Koh Samui

Going soon? Be prepared for the weather in Koh Samui.
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