Compare flights from different airlines and easily book cheap tickets
These destinations are popular among our users. Fly directly or to the closest airport
Displayed prices are based on flights departing in the next 30 days
There are 18 airlines that fly from the United States to Koh Samui. The most popular route is from Sea-Tac Airport in Seattle to Samui International Airport in Koh Samui. On average, this one-way flight takes 23 hours 28 minutes.
The most popular route | SEA Sea-Tac Airport to USM Samui International Airport |
---|---|
Average flight on the most popular route | 23 hours 28 minutes |
Average one-way ticket price | $1,172 |
Based on flights we sold recently. Available airlines may vary depending on your search
Try different departure airports to find the best price
Easily compare flights, airlines, and prices – all in one place
Always know exactly what you’re paying for
Use our flexible plane ticket option to change your dates if needed
Flexible plane ticket options are available for an additional cost on select airfares