Search flights to Koh Samui (USM)

Compare flights from different airlines and easily book cheap tickets

Cheapest flights to Koh Samui

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

Flying to Koh Samui: things to know

There are 19 airlines that fly from the United States to Koh Samui. The most popular route is from Los Angeles International Airport in Los Angeles to Samui International Airport in Koh Samui. On average, this one-way flight takes 23 hours 22 minutes and costs $1,083 round-trip.

The most popular route
LAX Los Angeles International Airport to USM Samui International Airport
Average flight on the most popular route
23 hours 22 minutes
Average round-trip ticket price
$1,083
Fly from the United States to Koh Samui
19 airlines

Reasons to book flights with Booking.com

  • Great selection

    Easily compare flights, airlines, and prices – all in one place

  • No hidden fees

    Always know exactly what you’re paying for

  • Flexibility

    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

Airlines that fly to Koh Samui

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

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

Frequently asked questions

Fly to more destinations

Research, refine, and make plans for your whole trip

Flights from Los Angeles to Thailand

Compare flights, find the best prices, and hop on the next plane to Thailand.

Flights to Central Thailand

Check fares and book plane tickets without any hassle.

Flights to Bangkok Province

Check fares and book plane tickets without any hassle.

Flights to South Thailand

Check fares and book plane tickets without any hassle.

Hotels in Koh Samui

A popular choice with visitors to Thailand.

When to visit Thailand

Events, prices, weather, and more.

Flights to Malaysia

A popular destination to visit from the United States. Get your flight tickets right here on Booking.com.

Flights to Cambodia

Search, compare, and book flights with ease.

Flights to Laos

Search, compare, and book flights with ease.

Cheap vacations in Koh Samui

Book the best flights, stays, and more – all in one place

All flights

Fly to your next dream destination.

Flights from Los Angeles to Bangkok

Find and compare prices for this popular flight route.

Flights from New York to Bangkok

Book your tickets for this popular flight route in a few simple steps.

Flights from San Francisco to Bangkok

Find and compare prices for this popular flight route.

Villas in Koh Samui

More great accommodation options for your trip.

Resorts in Koh Samui

More great accommodation options for your trip.

Beach Hotels in Koh Samui

More great accommodation options for your trip.
gogless