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Flights from San Antonio to Koh Samui Starting at AU$ 1,131

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • One way
  • Return

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Find the best time to fly from San Antonio to Koh Samui

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Airlines Flying from San Antonio to Koh Samui

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

United Airlines
From AU$ 1,131
ANA airlines

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Alternative Routes from San Antonio to Koh Samui

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from San Antonio to Koh Samui.

  • Cheapest
    United Airlines
    SAT
    17:00
    37h 20m
    2 transfer
    USM
    18:20
    San Antonio International Airport - Samui International Airport
    Mon, Apr 1United Airlines
    AU$ 1,131
  • United Airlines
    SAT
    17:00
    37h 20m
    2 transfer
    USM
    18:20
    San Antonio International Airport - Samui International Airport
    Mon, Apr 1United Airlines
    AU$ 1,131
    Find More Flights

How do I find the cheapest flights?

  • When are flight from San Antonio (SAT) to Koh Samui (USM) the cheapest?

    Airlines adjust prices for flights from San Antonio to Koh Samui based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much are flights from San Antonio (SAT) to Koh Samui (USM) cost?

    According to Trip.com's data, the lowest price is around AU$ 3,384.
  • What is the transportation method from the main airport to downtown in Koh Samui?

    • The distance from Samui International Airport to downtown is about 3km, by taxi about 20 minutes.
  • How many airports in Koh Samui (USM)?

    There are 1 airport(s) in Koh Samui (USM): Samui International Airport.

Flight Information from San Antonio to Koh Samui

Off-season for travel

April

Peak season for travel

December