Cheap Turkish Airlines Flights from Istanbul to Samui Intl. Airport (IST→USM)

You'll discover affordable return Turkish Airlines flights from IST to USM by filtering your results from "Price (lowest to highest)" on Expedia. Or search for deals from AU$990 for a one-way journey.*

*These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Browse for one-way or return flights to Koh Samui in October or September. You could find a cheap fare with Turkish Airlines during these off-peak months.

To figure out if there's a direct journey from IST to USM with Turkish Airlines or other airlines, check the "Nonstop" filter when browsing for tickets.

In most cases, you can modify or cancel your flight, although there may be additional fees if you booked more than 24 hours ago. Need flexible options? Apply the "No cancel fee" and "Changes included" filters to find flights that won't charge you extra if you need to alter your plans. To modify your itinerary, go to "Trips," select your flight and click on "Manage Booking" for further information.