The cheapest times to fly from LAX to USM are

  • January 8th to January 21st
  • February 26th to March 25th
  • April 16th to May 13th (except the week of April 30th)
  • August 13th to December 9th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from LAX to USM is early September. Prices can be as high as $1729 for Friday flights during mid December, or as low as $815 for Monday flights around early September.


When to Fly to Ko Samui

Flying from Los Angeles, CA (LAX) to Koh Samui (USM) will usually cost between $858 to $1540 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early September with an average ticket price of $842. Due to high demand the most expensive time to fly is mid December, with an average price of $1583. Planning your trip to low-cost times can easily save you $741 on economy flights and even more on first-class flights. Generally, any price below $1046 can be considered a good price for a round-trip LAX to USM flight.

See below for a graph of average weekly prices for the LAX to USM route. All prices are for round-trip tickets in USD.

LAX to USM Flight Prices

Compared to other flights, the LAX to USM flight is priced close to the average and costs about as much as the average flight leaving from Los Angeles. The average price per mile (for a direct flight) is $0.08, which is far below average.


Flight Prices by Day of the Week

Monday is usually the cheapest day to depart and return on this flight. Fridays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $86 (7%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Monday and returning a week later will cost an average of $1073. Return trip prices are from the USM to LAX flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from LAX to USM can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 16 hour 18 minutes may not be realistic.


Flight Hacking LAX to USM

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from LAX to USM — but Champion Traveler does!

Hack #1: Bangkok (LAX > BKK > USM)

  • Price for both tickets: $866
  • Average savings: $180 (17.17%)

See LAX to BKK flights

Hack #2: Chengdu (LAX > CTU > USM)

  • Price for both tickets: $941
  • Average savings: $105 (10%)

See LAX to CTU flights

Hack #3: Phuket (LAX > HKT > USM)

  • Price for both tickets: $947
  • Average savings: $99 (9.47%)

See LAX to HKT flights


Flight Questions Answered

Still have questions about flying from LAX to USM? We’ve got answers.

Which airlines fly this route?

You can find 33 major airlines flying this route most often: Air Canada, Air France, American, ANA, ASKY, Austrian, Bangkok Airways, British Airways, Brussels Airlines, Cathay Pacific, China Airlines, China Southern, Delta, Emirates, Ethiopian, Etihad, EVA Air, Hong Kong Airlines, JAL, Kenya Airways, KLM, Lufthansa, Malaysia Airlines, Philippine Airlines, Qatar Airways, Royal Air Maroc, Singapore Airlines, South African, SWISS, THAI, United, Vietnam Airlines, Xiamen, and potentially more during busy seasons.

How far away is it from Samui Airport to Los Angeles International Airport?

The distance between the two airports is roughly 8512 miles or 13699 kilometers.

How long does it take to fly from LAX to USM?

The real-world flight time for a nonstop LAX to USM flight is about 16 hour 18 minutes.

How many flights go between Los Angeles, CA and Koh Samui?

It depends on the day of the week and the date, but a typical day might have around 82 available flights from LAX to USM.


Airport Location Info


Departing Airport

Origination code LAX
Origination airport name Los Angeles International Airport
City Los Angeles, CA
Country the United States
Latitude 33.9
Longitude -118.4

Return Airport

Destination code USM
Destination airport name Samui Airport
City Koh Samui
Country Thailand
Latitude 9.5
Longitude 100.1


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.