Search flights to Koh Samui (USM)

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Cheapest flights to Koh Samui

The cheapest flights available in the next 60 days – prices are updated regularly

SFOSan Francisco International Airport

USMSamui International Airport

SFOSan Francisco International Airport

USMSamui International Airport

SFOSan Francisco International Airport

USMSamui International Airport

See predicted flight prices

Plan your trip based on our price predictions one-way flights to Koh Samui

Check prices for September 2

You'll see final prices and further details before you book

Flying to Koh Samui: things to know

There are 21 airlines that fly from the United States to Koh Samui. The most popular route is from San Francisco International Airport in San Francisco to Samui International Airport in Koh Samui. On average, this one-way flight takes 25 hours 52 minutes.

The most popular route	SFO San Francisco International Airport to USM Samui International Airport
Average flight on the most popular route	25 hours 52 minutes
Average one-way ticket price	$740
Fly from the United States to Koh Samui	21 airlines

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Airlines that fly to Koh Samui

Based on flights we sold recently. Available airlines may vary depending on your search

Eva Air
Qatar Airways
Cathay Pacific
Air Canada
United Airlines
China Airlines
Singapore Airlines
DAC Aviation
Japan Airlines
Turkish Airlines
Emirates
Alaska Airlines
American Airlines
Etihad Airways
Lufthansa
Asiana Airlines

Frequently asked questions

There are 3 popular routes from the United States to Koh Samui:
• From San Francisco International Airport to Samui International Airport with an average flight time of 25h 52m.
• From Los Angeles International Airport to Samui International Airport with an average flight time of 25h 46m.
• From Sea-Tac Airport to Samui International Airport with an average flight time of 23h 35m.

Here’s the flight distance on the most popular routes from the United States to Koh Samui:
• San Francisco International Airport to Samui International Airport flight distance is 8178 miles
• Los Angeles International Airport to Samui International Airport flight distance is 8514 miles
• Sea-Tac Airport to Samui International Airport flight distance is 7721 miles

The average price for a plane ticket from the United States to Koh Samui is $740 one-way from San Francisco International Airport to Samui International Airport.