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

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

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

Prices were available within the past 7 days and start at for one-way flights and ¥104,220 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

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Singapore Airlines
EVA Airways
China Airlines
Cathay Pacific
Qatar Airways
Japan Airlines

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

September is typically the cheapest month to fly

From ¥102,464 - ¥169,249 per traveler.

Alternative airports near Koh Samui

Prices were available within the past 7 days. Prices and availability are subject to change.

Frequently asked questions

How much is a flight from San Francisco Airport to Samui Airport?
Based on fares quoted within the last 7 days on Expedia for flights departing within the next year, round-trip flights from San Francisco Intl. Airport (SFO) to Samui Airport start from ¥104,220. Book ASAP to get the best price for your trip. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from SFO to Ko Samui Airport?
This can differ from airline to airline, as each one has its own terms and conditions. Head to the Customer Service Portal, where there are simple instructions on how to cancel online.
How do I find cheap flights from San Francisco Intl. Airport (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 San Francisco Intl. Airport (SFO) to Ko Samui Airport (USM) flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from San Francisco Airport to Ko Samui Airport (USM)?
Averaging 17 hours and 27 minutes, the flight from San Francisco Intl. Airport (SFO) to Ko Samui Airport is a long one. To make your trip more enjoyable, bring a good neck pillow and a pair of noise-canceling earphones.
How far is the flight from San Francisco Intl. Airport (SFO) to Ko Samui Airport (USM)?
With around 13,200 kilometers separating SFO and Samui Airport, your flight will be a long one. Pack wisely and make your time in the air more comfortable. Little things like warm clothes and a cozy travel pillow can make the biggest difference.
Which airlines fly direct from San Francisco Airport to Ko Samui Airport (USM)?
Direct flights aren't available, so you'll need to make at least one stop between San Francisco Intl. Airport (SFO) and Ko Samui Airport (USM). Take advantage of the layover time to stretch your legs and enjoy some personal space.
Are San Francisco Airport to Samui Airport flight tickets cheaper when they're purchased at the last minute?
Late planners can occasionally find a bargain, with some super cheap fares from SFO to Ko Samui Airport emerging a few weeks before the departure date. If you'd rather book ahead, Expedia compares and updates all 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 advertise prices that far in advance.

Travel information

Travel information

Origin airport
San Francisco Intl.
Destination airport
Samui Intl. Airport
Airlines serving
Cathay Pacific, China Airlines, EVA Airways, Japan Airlines, Qatar Airways, Singapore Airlines
Roundtrip price
¥104,220
Distance
13084 km

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