CA $806 Cheap Flights from San Francisco (SFO) to Samui Intl. Airport (USM)

View CA $806 flight on Mon, May 5, 2025Opens in a new window

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

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

Prices were available within the past 7 days and start at CA $806 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much is a flight from SFO to USM?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price listed for a round-trip journey from San Francisco Intl. Airport (SFO) to Ko Samui Airport was . Cheap tickets don’t stick around for long, so book yours today. 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 Airport to Samui Airport?
When it comes to cancellation fees, every airline has a different set of terms and conditions. If you decide to cancel your vacation, head to our Customer Service Portal.
How do I find cheap flights from SFO to USM that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for SFO to Ko Samui Airport flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from San Francisco Intl. Airport (SFO) to USM?
With a flight distance of 13,200 kilometers from San Francisco Intl. Airport (SFO) to Ko Samui Airport, this is a long-haul flight. Be sure to drink plenty of water and take a short walk down the aisle every so often.
Which airlines fly direct from SFO to Ko Samui Airport?
Flying nonstop between San Francisco Intl. Airport (SFO) and Ko Samui Airport isn’t possible at present. However, you’ll still be able to find 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?
It is possible to find an awesome last-minute deal from SFO to Ko Samui Airport (USM), but it’s also possible to miss out altogether! As many airlines publish prices up to a year in advance, it’s worthwhile keeping an eye on fares early and being ready to book when you spot a good bargain. Expedia compares carrier prices and updates flight deals often, so you can feel confident knowing you’re always getting the latest offers.
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