Cheap flights from Istanbul to Koh Samui, Thailand (IST - USM)

As a rule, buying flight tickets from Istanbul to Koh Samui expends a lot. Using our service of searching for cheap flight tickets, you will be able to save a significant sum of money! We will help tip to buy flight tickets from Istanbul to Koh Samui at the most favorable prices.

Out service helps you to find tickets from Istanbul to Koh Samui in the most reliable travel agencies and booking systems, including all the airline companies. We don't sell tickets and don't do any surcharges, we just find the best offers - you choose yourself where you want to buy flight tickets Istanbul - Koh Samui at the best price!

We also recommend you to look through the prices for return tickets from Koh Samui to Istanbul.

Airfares found by our users in the past 24 hours

The cheapest flight from Istanbul to Koh Samui is £663 on Thai Airways International, departing on 09.06.2025 and returning on 23.06.2025.
The price for these dates could change. Use search to get the best price.
AirlineDeparture dateReturn datePrice
Thai Airways International09.06.202523.06.2025from £663

Average round-trip airfares from Istanbul to Koh Samui by months

MonthRound-Trip
January 202520.01 - 31.01from £788
February 202505.02 - 19.02from £785
March 202528.03 - 03.04from £702
April 202514.04 - 21.04from £846
May 202523.05 - 06.06from £670
June 202509.06 - 23.06from £663
July 2025find now
August 202516.08 - 23.08from £938
September 2025find now
October 2025find now
November 2025find now
December 2025find now

The price which were found by our clients for the latest several days. Given ticket prices could change. It's connected with the presence of flight tickets while booking.

Airports

Airports in Istanbul: Ataturk (IST), Sabiha Gokcen (SAW).

Airports in Koh Samui: Koh Samui (USM).

Find Flights to Koh Samui