Cheap flights from Bangkok to Koh Samui, Thailand (BKK - USM)

As a rule, buying flight tickets from Bangkok 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 Bangkok to Koh Samui at the most favorable prices.

Out service helps you to find tickets from Bangkok 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 Bangkok - Koh Samui at the best price!

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

Airfares found by our users in the past 24 hours

The cheapest flight from Bangkok to Koh Samui is $133 on Bangkok Airways, departing on 01.11.2025 and returning on 22.11.2025.
The price for these dates could change. Use search to get the best price.
AirlineDeparture dateReturn datePrice
Bangkok Airways01.11.202522.11.2025from $133

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

MonthRound-Trip
May 202521.05 - 27.05from $138
June 202522.06 - 25.06from $137
July 202528.07 - 09.08from $165
August 202526.08 - 13.09from $139
September 202501.09 - 16.09from $134
October 202511.10 - 26.10from $132
November 202501.11 - 22.11from $133
December 202502.12 - 13.12from $134
January 202617.01 - 23.01from $137
February 202605.02 - 22.02from $137
March 202601.03 - 21.03from $140
April 202601.04 - 30.04from $152

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 Bangkok: Suvarnabhumi International (BKK).

Airports in Koh Samui: Koh Samui (USM).

Find Flights to Koh Samui
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