Cheap Flights from San Francisco (SFO) to Samui Intl. Airport (USM)

Popular airlines from San Francisco International Airport (SFO) to Samui Intl. Airport (USM)

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Find the cheapest month to fly from San Francisco (SFO) to Koh Samui (USM)

August is typically the cheapest month to fly

From CA $1,065 - CA $2,692 per traveller.

Graph displaying average flight prices per month

Flight from San Francisco to Samui Intl. Airport (SFO - USM) route information
Origin airport
San Francisco Intl.
Destination airport
Samui Intl. Airport
Distance
13084 km

San Francisco to Koh Samui Flights

The easy way to book your flights from San Francisco to Samui Intl. Airport 

With Expedia, it’s simple to find and book flights to Samui Intl. Airport from San Francisco whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Samui Intl. Airport, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from San Francisco to Samui Intl. Airport today, tomorrow, or this week.  

 

Save dollars with cheap flights from San Francisco Intl., SFO to Samui Intl. Airport, USM 

Sort your search results by price to find great deals on your flight from San Francisco to Samui Intl. Airport—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Samui Intl. Airport from San Francisco currently is just rising to .  

Here are more money-saving tips: 

  • Fly in when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Samui Intl. Airport  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Samui Intl. Airport from San Francisco 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Samui Intl. Airport with Expedia today.

Frequently asked questions

How much is a flight from San Francisco Airport to Ko Samui Airport?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip flight from SFO to Ko Samui Airport (USM) was . Great fares don't last long, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from San Francisco Intl. Airport (SFO) to USM?
Each air carrier has its own set of terms and conditions. If you do decide to cancel, follow the instructions on our Customer Service Portal.
How do I find cheap flights from SFO to Ko Samui Airport (USM) that have flexible change policies?
Flights from San Francisco Airport to Ko Samui Airport offering flexible change policies are available from several airlines. Simply use our "No change fees" filter while searching. You'll only need to pay the cost difference between the two flights, without any extra fees to worry about.
How far is the flight from San Francisco Airport to Ko Samui Airport?
The distance is around 13,200 kilometres. Neck pillow? Check. A change of clothes? Check. You'd be wise to pack all the essentials for this long-haul San Francisco to Koh Samui flight.
Which airlines fly direct from San Francisco Intl. Airport (SFO) to Ko Samui Airport (USM)?
Flying directly between San Francisco Intl. Airport (SFO) and USM isn't possible at this time. However, you'll still be able to book a flight to Koh Samui with at least one stop.
Are SFO to Ko Samui Airport (USM) flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can sometimes score a bargain, with some super cheap fares from San Francisco Intl. Airport (SFO) to Ko Samui Airport surfacing a few weeks prior to the departure date. If you'd rather book ahead of time, Expedia compares and updates the best flight deals continuously — as early as 12 months in advance in some cases. It depends on the carrier though, as not all airlines publish prices that far in advance.

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