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$632+ Cheap flights from San Francisco (SFO) to Koh Samui (USM)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — USM
Jul 30 — Aug 61
From?
To?
Tue 7/30
Tue 8/6
1 adult, Economy
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Cheap flight deals from San Francisco to Koh Samui

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Koh Samui (USM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 25, 2024.

Popular in

December

Cheapest in

November

Round-trip from

$1,041
(JustFly)

One-way from

$632
(JustFly)
High demand for flights, 40% potential price rise
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Best time to find cheap flights, 27% potential price drop
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From San Francisco to Ko Samui
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One-way flight from San Francisco to Ko Samui
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What is the cheapest day to fly round-trip from San Francisco to Koh Samui?

Wednesday 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 November. Prices to Koh Samui from San Francisco average $1,432. You can even find prices in November for less than $1,432, as users have found deals to Koh Samui from as low as $985. The month of December 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 67%.

What is the cheapest time of day to fly from SFO to USM?

It’s typically best to fly out from San Francisco to Koh Samui in the morning. Doing so could potentially save you 5% on the flight price compared to flying at noon, which is usually more expensive.

Cheap San Francisco to Koh Samui flights in July & August 2024

Find cheap flight options from San Francisco to Koh Samui specifically for the months of July and August 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,752,877 searches. Prices were last updated on July 25, 2024.
The lowest fares we've come across on flights traveling from San Francisco to Koh Samui in July and August 2024. Check back soon for alternative fares.
This oojo deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/111:05 amSFO - USM
2 stops21h 40mMultiple Airlines
Wed 8/216:55 pmUSM - SFO
2 stops39h 30mMultiple Airlines
Deal found 7/25$1,456
This oojo deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/121:00 pmSFO - USM
2 stops34h 45mEVA Air
Tue 8/208:45 amUSM - SFO
2 stops36h 15mEVA Air
Deal found 7/25$1,503
This FareScan deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FareScan is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/121:00 pmSFO - USM
2 stops28h 10mMultiple Airlines
Wed 8/211:50 pmUSM - SFO
2 stops40h 45mMultiple Airlines
Deal found 7/25$1,576
This ScholarTrip deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ScholarTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1211:30 amSFO - USM
1 stop30h 25mMultiple Airlines
Wed 8/211:50 pmUSM - SFO
2 stops20h 35mMultiple Airlines
Deal found 7/25$1,792
This KAYAK deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/41:00 pmSFO - USM
2 stops29h 35mEVA Air
Mon 8/129:30 pmUSM - SFO
2 stops23h 30mEVA Air
Deal found 7/25$1,865
This KAYAK deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/31:25 amSFO - USM
2 stops29h 05mEVA Air
Mon 8/129:15 pmUSM - SFO
2 stops23h 45mEVA Air
Deal found 7/25$1,884
This FareScan deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FareScan is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1211:30 amSFO - USM
1 stop30h 25mMultiple Airlines
Tue 8/2011:25 amUSM - SFO
2 stops22h 50mMultiple Airlines
Deal found 7/25$1,918
This CheapOair deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1211:30 amSFO - USM
1 stop30h 25mMultiple Airlines
Tue 8/2010:55 amUSM - SFO
1 stop25h 50mMultiple Airlines
Deal found 7/25$2,094
This KAYAK deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1112:55 amSFO - USM
1 stop27h 40mCathay Pacific
Tue 8/2010:55 amUSM - SFO
1 stop25h 50mCathay Pacific
Deal found 7/25$2,122

San Francisco to Koh Samui 2024 flight deals

Discover exclusive flight deals for travel between San Francisco and Koh Samui in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
The lowest fares we've come across on flights traveling from San Francisco to Koh Samui in July and August 2024. Check back soon for alternative fares.
This JustFly deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JustFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/111:25 amSFO - USM
2 stops25h 10mEVA Air
Mon 10/78:00 amUSM - SFO
2 stops22h 00mEVA Air
Deal found 7/25$1,041
This oojo deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/121:00 pmSFO - USM
2 stops30h 20mEVA Air
Mon 10/78:45 amUSM - SFO
2 stops25h 05mEVA Air
Deal found 7/25$1,052
This JustFly deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JustFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/112:10 amSFO - USM
2 stops24h 45mEVA Air
Sat 12/148:30 amUSM - SFO
2 stops21h 30mEVA Air
Deal found 7/25$1,118
This oojo deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/212:20 pmSFO - USM
2 stops29h 25mEVA Air
Sat 12/141:45 pmUSM - SFO
2 stops19h 55mEVA Air
Deal found 7/25$1,128
This FlightHub deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1210:05 pmSFO - USM
1 stop43h 50mSingapore Airlines
Mon 10/78:50 amUSM - SFO
1 stop25h 25mSingapore Airlines
Deal found 7/25$1,129
This Expedia deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1210:05 pmSFO - USM
2 stops28h 50mMultiple Airlines
Mon 10/78:50 amUSM - SFO
1 stop25h 25mMultiple Airlines
Deal found 7/25$1,164
This Travelocity deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/69:40 amSFO - USM
2 stops34h 00mMultiple Airlines
Mon 11/119:00 amUSM - SFO
1 stop24h 35mMultiple Airlines
Deal found 7/25$1,206
This FlightHub deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/69:40 amSFO - USM
1 stop41h 35mSingapore Airlines
Mon 11/114:25 pmUSM - SFO
1 stop30h 25mSingapore Airlines
Deal found 7/25$1,230
This FlightHub deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/210:40 amSFO - USM
1 stop31h 25mSingapore Airlines
Sat 12/141:25 pmUSM - SFO
1 stop33h 25mSingapore Airlines
Deal found 7/25$1,264

San Francisco to Koh Samui flights leaving soon

Find last-minute flight options from San Francisco to Koh Samui for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
Users seeking a last-minute flight from San Francisco to Koh Samui should consider booking one of these fares. Tip: verify your flight details before completing your reservation.
This KAYAK deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/41:00 pmSFO - USM
2 stops29h 35mEVA Air
Mon 8/129:30 pmUSM - SFO
2 stops23h 30mEVA Air
Deal found 7/25$1,865
This KAYAK deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/31:25 amSFO - USM
2 stops29h 05mEVA Air
Mon 8/129:15 pmUSM - SFO
2 stops23h 45mEVA Air
Deal found 7/25$1,884
This ScholarTrip deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ScholarTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/31:25 amSFO - USM
2 stops24h 20mMultiple Airlines
Mon 8/1210:55 amUSM - SFO
1 stop25h 50mMultiple Airlines
Deal found 7/25$2,373
This KAYAK deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/31:45 amSFO - USM
1 stop26h 50mCathay Pacific
Mon 8/1210:55 amUSM - SFO
1 stop25h 50mCathay Pacific
Deal found 7/25$2,505
This KAYAK deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/41:35 pmSFO - USM
1 stop39h 00mCathay Pacific
Mon 8/1210:55 amUSM - SFO
1 stop25h 50mCathay Pacific
Deal found 7/25$2,520
This CheapOair deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/411:30 amSFO - USM
1 stop30h 25mMultiple Airlines
Mon 8/125:55 pmUSM - SFO
2 stops34h 05mMultiple Airlines
Deal found 7/25$2,585

One-way flights to Koh Samui from San Francisco

Search for one-way flight options from San Francisco to Koh Samui. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
Some of the best available deals we've found on one-way flights from San Francisco to Koh Samui. Those needing a return flight from San Francisco to Koh Samui can use the search form above.
This JustFly deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JustFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/112:40 amSFO - USM
2 stops24h 15mEVA Air
Deal found 7/24$632
This oojo deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/212:20 pmSFO - USM
2 stops29h 25mEVA Air
Deal found 7/25$636
This JustFly deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JustFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/51:00 pmSFO - USM
2 stops29h 15mEVA Air
Deal found 7/24$651
This oojo deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/11:00 pmSFO - USM
2 stops29h 35mEVA Air
Deal found 7/25$655
This JustFly deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JustFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/41:25 amSFO - USM
2 stops29h 35mEVA Air
Deal found 7/25$676
This FlightHub deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/210:40 amSFO - USM
1 stop31h 25mSingapore Airlines
Deal found 7/24$687
This FlightHub deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/110:40 amSFO - USM
1 stop31h 25mSingapore Airlines
Deal found 7/25$747
This oojo deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/41:05 amSFO - USM
2 stops29h 25mMultiple Airlines
Deal found 7/24$788
This JustFly deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JustFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/311:00 amSFO - USM
2 stops29h 55mEVA Air
Deal found 7/25$805

Find flights from San Francisco to Koh Samui within your budget

Customize your flight search to find flights from San Francisco to Koh Samui that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,041 - $2,122

Route

Depart

Return

Price

San FranciscoKo Samui

SFO - USM

SFOUSM

San Francisco

Wed 9/11

2 stops25h 10m

Ko Samui

Mon 10/7

2 stops22h 00m

$1,041

San FranciscoKo Samui

SFO - USM

SFOUSM

San Francisco

Thu 9/12

2 stops30h 20m

Ko Samui

Mon 10/7

2 stops25h 05m

$1,052

San FranciscoKo Samui

SFO - USM

SFOUSM

San Francisco

Fri 11/1

2 stops24h 45m

Ko Samui

Sat 12/14

2 stops21h 30m

$1,118

San FranciscoKo Samui

SFO - USM

SFOUSM

San Francisco

Sat 11/2

2 stops29h 25m

Ko Samui

Sat 12/14

2 stops19h 55m

$1,128

San FranciscoKo Samui

SFO - USM

SFOUSM

San Francisco

Thu 9/12

1 stop43h 50m

Ko Samui

Mon 10/7

1 stop25h 25m

$1,129

San FranciscoKo Samui

SFO - USM

SFOUSM

San Francisco

Thu 9/12

2 stops28h 50m

Ko Samui

Mon 10/7

1 stop25h 25m

$1,164

San FranciscoKo Samui

SFO - USM

SFOUSM

San Francisco

Wed 11/6

2 stops34h 00m

Ko Samui

Mon 11/11

1 stop24h 35m

$1,206

San FranciscoKo Samui

SFO - USM

SFOUSM

San Francisco

Wed 11/6

1 stop41h 35m

Ko Samui

Mon 11/11

1 stop30h 25m

$1,230

San FranciscoKo Samui

SFO - USM

SFOUSM

San Francisco

Sun 8/11

1 stop27h 40m

Ko Samui

Tue 8/20

1 stop25h 50m

$2,122

Flights are sorted by cheapest first

Deals found on 7/25

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

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Koh Samui. Price data was last updated on May 5, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their San Francisco to Koh Samui flight should consider departing on Tuesday mornings when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from San Francisco to Koh Samui

Have a flexible travel schedule? Discover the best time to fly to Koh Samui from San Francisco with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in Koh Samui by month

Plan your trip to Koh Samui by taking into account the average temperature and rainfall totals by month.

USM

Temperature

80.6 - 84.2 °F

If weather is an important factor for your trip to Koh Samui, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 80.6 F).

Reviews of airlines servicing Koh Samui

Get insights into the airlines that provide service to Koh Samui. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Koh Samui. Reviews last updated July 25, 2024.
Get a feel of what it's like to fly with EVA Air, Singapore Airlines and Cathay Pacific from San Francisco to Koh Samui by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.5
Very good
1,446 reviews

Entertainment

8.0

Comfort

8.3

Food

8.0

Overall

8.5

Boarding

8.5

Crew

8.6

Reviews

1 / 10

I like Eva air. Kayak is my choice as well. Thanks for the good experience

EVA Air
8.5
Very good
1,446 reviews
EVA Air
8.5
Very good
1,446 reviews

Entertainment

8.0

Comfort

8.3

Food

8.0

Overall

8.5

Boarding

8.5

Crew

8.6

Reviews

1 / 10

I like Eva air. Kayak is my choice as well. Thanks for the good experience

Japan Airlines
8.3
Very good
1,447 reviews
EVA Air
8.5
Very good
1,446 reviews

Entertainment

8.0

Comfort

8.3

Food

8.0

Overall

8.5

Boarding

8.5

Crew

8.6

Reviews

1 / 10

I like Eva air. Kayak is my choice as well. Thanks for the good experience

Singapore Airlines
8.2
Very good
1,367 reviews
EVA Air
8.5
Very good
1,446 reviews

Entertainment

8.0

Comfort

8.3

Food

8.0

Overall

8.5

Boarding

8.5

Crew

8.6

Reviews

1 / 10

I like Eva air. Kayak is my choice as well. Thanks for the good experience

Cathay Pacific
7.8
Good
945 reviews
EVA Air
8.5
Very good
1,446 reviews

Entertainment

8.0

Comfort

8.3

Food

8.0

Overall

8.5

Boarding

8.5

Crew

8.6

Reviews

1 / 10

I like Eva air. Kayak is my choice as well. Thanks for the good experience

Qatar Airways
7.6
Good
4,159 reviews
EVA Air
8.5
Very good
1,446 reviews

Entertainment

8.0

Comfort

8.3

Food

8.0

Overall

8.5

Boarding

8.5

Crew

8.6

Reviews

1 / 10

I like Eva air. Kayak is my choice as well. Thanks for the good experience

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Koh Samui. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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 $1,041, but on average you can expect to pay $1,336.

  • Are there last-minute flights available from San Francisco to Koh Samui for under $1,900?

    There are currently 6+ open flights from San Francisco to Koh Samui within the next 7 days for less than $1,900.

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

    According to our current data, EVA Air ($1,041), and Singapore Airlines ($1,129) offers the cheapest pricing from San Francisco to Koh Samui. EVA Air is currently priced 27% 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 ($632), Singapore Airlines ($687), and Cathay Pacific ($1,153).

  • What does SFO to USM mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a San Francisco Airport to Ko Samui Airport flight would often be abbreviated as a SFO to USM flight.

  • Can I find deals for flights from San Francisco to Koh Samui that include extra baggage allowance?

    The amount of baggage you can bring on your San Francisco to Koh Samui flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from San Francisco to Koh Samui with specific airlines?

    Yes, Cheapflights allows you to browse and filter San Francisco to Koh Samui flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from San Francisco to Koh Samui that include hotel bookings?

    Yes. In addition to deals on San Francisco to Koh Samui flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Koh Samui?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Koh Samui.

  • Can I find deals for business class flights from San Francisco to Koh Samui?

    Yes. Cheapflights offers flight deals from San Francisco to Koh Samui by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from San Francisco to Koh Samui that allow pets onboard?

    Many airlines flying from San Francisco to Koh Samui offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from San Francisco to Koh Samui?

    Yes, you can often find last-minute deals on San Francisco to Koh Samui flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the San Francisco to Koh Samui flight deals updated?

    The San Francisco to Koh Samui flight deals you see on this page were last updated on 7/25.

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

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

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Top 3 airlines flying from San Francisco to Koh Samui

Discover the top 3 airlines that operate flights from San Francisco to Koh Samui. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
AirlineCheapestAverageFlexibilityOn-time
Japan AirlinesCheapest$931Average$1,164FlexibilityNo cancel feeOn-time79%
Singapore AirlinesCheapest$1,003Average$1,487FlexibilityNo cancel feeOn-time81%
EVA AirCheapest$1,010Average$1,249FlexibilityNo cancel feeOn-time74%
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