Cheap flights from San Francisco (SFO) to Koh Samui (USM)

SFO — USM
Feb 12 — Feb 191

How to find the cheapest flight from San Francisco (SFO) to Koh Samui (USM)

All the information you need to plan the best SFO to USM flight in 2023: compare San Francisco to Koh Samui flight prices with the expected peak season, weather and rainfall in Koh Samui.

SFO - USM

Price

$787 - $1,869

USM

Temperature

80.6 - 84.2 °F

USM

Rainfall

2.3 - 19.3 inches

Popular inJulyHigh demand for flights, 31% potential price rise
Cheapest inMarchBest time to find cheap flights, 39% potential price drop
Average price$981Average for round-trip flights in February 2023
Round-trip from$787From San Francisco to Ko Samui

What is the cheapest day to fly round-trip from San Francisco to Koh Samui?

Saturday flights are generally found to be more expensive for flights from San Francisco to Koh Samui. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Koh Samui.

What is the cheapest month to fly from San Francisco to Koh Samui?

The best pricing can be found in the month of March. Prices to Koh Samui from San Francisco average $1,283. You can even find prices in March for less than $1,283, as users have found deals to Koh Samui from as low as $756. The month of July appears to be one of the more expensive times to travel to Koh Samui from San Francisco. Flying in the targeted month can save you up to 45%.

When is the cheapest time to fly from San Francisco to Koh Samui (SFO - USM)?

It’s typically best to fly out from San Francisco to Koh Samui in the morning. Doing so could potentially save you 30% on the flight price compared to flying in the afternoon, which is usually more expensive.

Cheap flights from San Francisco to Koh Samui in February, March 2023

The best prices found for SFO to USM flights for February, March

San Francisco to Koh Samui 2023 flight deals

Cheap flights to Koh Samui from San Francisco found for this year

Cheap EVA Air flights from San Francisco to Koh Samui

Cheap Japan Airlines flights from San Francisco to Koh Samui

Last minute flights from San Francisco to Koh Samui

Late deals on return flights to Koh Samui from San Francisco, departing today and this week

One-way flights to Koh Samui from San Francisco

The cheapest one-way flights from San Francisco to Koh Samui

Reviews of Airlines Servicing Koh Samui

Japan Airlines
7.9
Good
178 reviews

Comfort

7.7

Crew

8.3

Entertainment

7.5

Overall

7.9

Boarding

7.8

Food

7.5

Reviews

1 / 10

My flight (JL16) was delayed from 4:25 pm to 9:00 pm, and JAL provided 2 meal & drink voucher, each. On this flight, there was only one breakfast set offered and it did not meet my liking.

Japan Airlines
7.9
Good
178 reviews
Japan Airlines
7.9
Good
178 reviews

Comfort

7.7

Crew

8.3

Entertainment

7.5

Overall

7.9

Boarding

7.8

Food

7.5

Reviews

1 / 10

My flight (JL16) was delayed from 4:25 pm to 9:00 pm, and JAL provided 2 meal & drink voucher, each. On this flight, there was only one breakfast set offered and it did not meet my liking.

EVA Air
7.8
Good
72 reviews
Japan Airlines
7.9
Good
178 reviews

Comfort

7.7

Crew

8.3

Entertainment

7.5

Overall

7.9

Boarding

7.8

Food

7.5

Reviews

1 / 10

My flight (JL16) was delayed from 4:25 pm to 9:00 pm, and JAL provided 2 meal & drink voucher, each. On this flight, there was only one breakfast set offered and it did not meet my liking.

Turkish Airlines
7.3
Good
1,167 reviews
Japan Airlines
7.9
Good
178 reviews

Comfort

7.7

Crew

8.3

Entertainment

7.5

Overall

7.9

Boarding

7.8

Food

7.5

Reviews

1 / 10

My flight (JL16) was delayed from 4:25 pm to 9:00 pm, and JAL provided 2 meal & drink voucher, each. On this flight, there was only one breakfast set offered and it did not meet my liking.

Cathay Pacific
6.5
Okay
72 reviews
Japan Airlines
7.9
Good
178 reviews

Comfort

7.7

Crew

8.3

Entertainment

7.5

Overall

7.9

Boarding

7.8

Food

7.5

Reviews

1 / 10

My flight (JL16) was delayed from 4:25 pm to 9:00 pm, and JAL provided 2 meal & drink voucher, each. On this flight, there was only one breakfast set offered and it did not meet my liking.

Related info for your journey

Useful info, stats and facts about San Francisco to Koh Samui flights.

Which airlines flying from San Francisco to Ko Samui have flexible cancellations due to COVID-19?

Some of the carriers operating flights from San Francisco to Ko Samui that may be offering flexible cancellation policies are EVA Air, Japan Airlines, and Singapore Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from San Francisco to Koh Samui for under $1,100 on Cheapflights?

Yes, there are multiple flights from San Francisco to Koh Samui for under $1,100. The cheapest flight booked recently is on EVA Air for just $1,060, but on average you can expect to pay $1,325.

Are there last-minute flights available from San Francisco to Koh Samui for under $2,100?

There are currently 14+ open flights from San Francisco to Koh Samui within the next 7 days for less than $2,100.

What are the cheapest airlines flying from San Francisco to Koh Samui round-trip?

According to our current data, EVA Air ($1,060), and Japan Airlines ($1,484) offers the cheapest pricing from San Francisco to Koh Samui. EVA Air is currently priced 17% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from San Francisco to Koh Samui one-way?

The cheapest airlines for a one-way flight from San Francisco to Koh Samui are EVA Air ($763), Cathay Pacific ($870), and Turkish Airlines ($990).

What are the most popular airlines that fly from San Francisco to Koh Samui?

Consider EVA Air, Juneyao Airlines or Japan Airlines when booking your flight. These represent the most popular airlines when flying from San Francisco to Koh Samui.

What are the cheapest flights from San Francisco to Koh Samui?

Looking at all options, your cheapest flight can be booked for $737. While the most popular route (San Francisco - Ko Samui) can be booked for $1,014 on average our data indicates $5,521 when flying from San Francisco to Koh Samui.

Alternative routes for San Francisco to Koh Samui

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from San Francisco to Koh Samui

The chart below displays the airlines Cheapflights users traveling from San Francisco to Koh Samui choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Japan AirlinesCheapest$748Average$1,080FlexibilityNo cancel feeOn-time79%COVID-19 safety
Search Japan Airlines flights
EVA AirCheapest$1,010Average$1,161FlexibilityNo cancel feeOn-time74%COVID-19 safety
Search EVA Air flights
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