Cheap flights from San Francisco to Koh Samui from $1,062
This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Koh Samui departing on 3/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights
EVA Air flights from San Francisco to Koh Samui
Our best EVA Air deals on San Francisco to Koh Samui flight tickets
Singapore Airlines flights from San Francisco to Koh Samui
Our best Singapore Airlines deals on San Francisco to Koh Samui flight tickets
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How to get the cheapest flight ticket from San Francisco to Koh Samui
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Koh Samui?
If you are unable to visit Koh Samui during the month of October, then departing from San Francisco during the month September is also very affordable. Most momondo users find prices during this month for around $1,076.
What is the cheapest day to depart on your flight to Koh Samui?
According to our data, Tuesday is the cheapest day to fly to Koh Samui from San Francisco. The lowest ticket price found for a Tuesday departure recently was $372. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Friday is the most expensive day to depart from San Francisco because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $548.
When to book flights from San Francisco to Koh Samui
Cheap San Francisco to Koh Samui (SFO to USM) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Francisco to Koh Samui
How far is San Francisco to Ko Samui by plane?
San Francisco and Ko Samui are 8165.8 mi apart from one another. In terms of flight time, this usually takes a little over 23h 40m.
When did momondo last update prices for flights from San Francisco Airport to Ko Samui Airport?
Prices for flights from San Francisco Airport to Ko Samui Airport are refreshed on a daily basis.
How many operators does momondo search for flights from San Francisco Airport to Ko Samui Airport?
As of February 2025, there are 2 operators available to choose from for flights from San Francisco Airport to Ko Samui Airport.
How old do you have to be to fly from San Francisco Airport to Ko Samui Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Francisco Airport to Ko Samui Airport.
What documentation or ID do you need to fly to Ko Samui Airport?
The travel and health documents required for your trip to Ko Samui Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ko Samui Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from San Francisco to Koh Samui?
Based on momondo bookings for this flight route, the most popular airline on flight routes from San Francisco to Koh Samui is EVA Air (53% of total bookings). The next most popular airline is Singapore Airlines (47%).
Best airlines flying from San Francisco to Koh Samui
Compare and see reviews for airlines that fly from San Francisco to Koh Samui with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $910 | Free Cancellation | Rating 8.1 1,296 reviews | |||
| PriceFrom $1,052 | Free Cancellation | Rating 8.4 1,201 reviews |
Traveling to a place near Koh Samui?
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Why should I use momondo to find a flight deal from San Francisco to Koh Samui?
It is quick and easy to find San Francisco to Koh Samui flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Koh Samui that suits you.
Can I find flights from San Francisco to Koh Samui with flexible booking policies on momondo?
Flights from San Francisco to Koh Samui with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from San Francisco to Koh Samui?
momondo provides multiple filters to help you find the best flight to Koh Samui from San Francisco. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from San Francisco to Koh Samui right now. Can momondo alert me if prices change?
Yes. momondo can track prices for San Francisco to Koh Samui flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.