Cheap Turkish Airlines flights from San Francisco to Samui Intl. Airport (SFO→USM)

Scoring cheap one-way Turkish Airlines flights from SFO to USM on Expedia is a breeze — just filter by "Price (lowest to highest)." Or check out our budget-friendly round-trip fares ฿50,650 for your next exciting getaway.*

*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.

Look for one-way or round-trip flights to Koh Samui in October or September. You could find cheaper fares with Turkish Airlines during these off-peak travel months.

Simply enter your dates, click search and check the "Nonstop" filter on Expedia to find any direct flights from SFO to USM with Turkish Airlines or another airline.

Take a Turkish Airlines flight from San Francisco Intl. Airport (SFO) to Koh Samui, and you're most likely to come in to Ko Samui Airport (USM). This is the airline's primary hub here.

Turkish Airlines allows passengers to bring 1 checked-in bag weighing up to 20 kgs with dimensions not exceeding 157 centimetres on standard economy flights from SFO to USM. You can also bring 1 cabin bag in the cabin. This hand luggage must not exceed 23 centimetres x 38 centimetres x 53 centimetres and weigh less than 8 kgs. Baggage allowances can vary depending on your cabin class and fare type, so check your booking or Turkish Airlines's website to avoid extra costs at the airport.

It's usually possible to change or cancel your flight, although additional charges may apply if your booking was made more than 24 hours ago. Need flexible options? Make use of our "No cancel fee" or "Changes included" filter to find flights that won't penalize you if you have to adjust your plans. To make modifications, head to "Trips," select your flight and click on "Manage Booking" for more details.