Cheap flights from San Francisco (SFO) to Koh Samui (USM) from $646
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 8/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SFO — USM
May 13 — May 201
From?
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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 May 8, 2024.
Popular in | December |
|---|---|
Cheapest in | September |
Round-trip from | $1,045 |
One-way from | $940 |
What is the cheapest day to fly round-trip from San Francisco to Koh Samui?
Tuesday 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 September. Prices to Koh Samui from San Francisco average $1,466. You can even find prices in September for less than $1,466, as users have found deals to Koh Samui from as low as $935. 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 63%.
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 22% on the flight price compared to flying in the afternoon, which is usually more expensive.
Cheap Singapore Airlines flights from San Francisco to Koh Samui
Explore cheap flight options specifically provided by Singapore Airlines for the route between San Francisco and Koh Samui. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.
Peruse some of the lowest-priced Singapore Airlines flights we've found from San Francisco to Koh Samui. It's recommended that users confirm their flight details before booking.
Sat 7/2011:30 amSFO - USM
1 stop30h 35mSingapore Airlines
Tue 8/209:00 amUSM - SFO
1 stop25h 15mSingapore Airlines
Deal found 5/7$1,498
Mon 7/1511:30 amSFO - USM
1 stop30h 35mSingapore Airlines
Mon 8/199:00 amUSM - SFO
1 stop25h 15mSingapore Airlines
Deal found 5/7$1,542
Sat 7/2011:30 amSFO - USM
1 stop30h 35mSingapore Airlines
Fri 8/169:00 amUSM - SFO
1 stop25h 15mSingapore Airlines
Deal found 5/7$1,548
Sun 7/1411:30 amSFO - USM
1 stop30h 35mSingapore Airlines
Mon 8/199:00 amUSM - SFO
1 stop25h 15mSingapore Airlines
Deal found 5/7$1,592
Fri 7/1911:30 amSFO - USM
1 stop30h 35mSingapore Airlines
Tue 8/209:00 amUSM - SFO
1 stop25h 15mSingapore Airlines
Deal found 5/7$1,604
Sun 7/1411:30 amSFO - USM
1 stop30h 35mSingapore Airlines
Fri 8/169:00 amUSM - SFO
1 stop25h 15mSingapore Airlines
Deal found 5/7$1,642
Fri 7/1911:30 amSFO - USM
1 stop30h 35mSingapore Airlines
Fri 8/169:00 amUSM - SFO
1 stop25h 15mSingapore Airlines
Deal found 5/7$1,654
Tue 7/1611:30 amSFO - USM
1 stop30h 35mSingapore Airlines
Tue 8/209:00 amUSM - SFO
1 stop25h 15mSingapore Airlines
Deal found 5/7$1,675
Wed 7/1711:30 amSFO - USM
1 stop30h 35mSingapore Airlines
Sat 8/179:00 amUSM - SFO
1 stop25h 15mSingapore Airlines
Deal found 5/7$1,689
Cheap EVA Air flights from San Francisco to Koh Samui
Explore cheap flight options specifically provided by EVA Air for the route between San Francisco and Koh Samui. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.
Some of the lowest-priced EVA Air flights we've found at this time heading from San Francisco to Koh Samui. Deals are refreshing constantly so come back soon for more options.
Wed 5/151:15 amSFO - USM
2 stops23h 30mEVA Air
Sun 5/195:50 pmUSM - SFO
2 stops26h 40mEVA Air
Deal found 5/7$1,518
Mon 7/151:25 amSFO - USM
2 stops24h 20mEVA Air
Sat 8/179:15 amUSM - SFO
2 stops25h 10mEVA Air
Deal found 5/7$1,556
Wed 7/171:00 pmSFO - USM
2 stops29h 35mEVA Air
Sat 8/1710:05 amUSM - SFO
2 stops24h 20mEVA Air
Deal found 5/7$1,561
Tue 7/161:25 amSFO - USM
2 stops23h 20mEVA Air
Fri 8/169:15 amUSM - SFO
2 stops21h 20mEVA Air
Deal found 5/7$1,652
Sat 7/131:25 amSFO - USM
2 stops23h 20mEVA Air
Thu 8/152:00 pmUSM - SFO
2 stops20h 25mEVA Air
Deal found 5/7$1,807
Mon 6/241:15 amSFO - USM
2 stops23h 55mEVA Air
Sat 7/202:00 pmUSM - SFO
2 stops20h 25mEVA Air
Deal found 5/7$1,957
Fri 6/71:00 pmSFO - USM
2 stops28h 20mEVA Air
Fri 6/219:15 amUSM - SFO
2 stops24h 45mEVA Air
Deal found 5/7$2,059
Fri 6/211:15 amSFO - USM
2 stops23h 55mEVA Air
Mon 7/159:30 pmUSM - SFO
2 stops23h 30mEVA Air
Deal found 5/7$2,077
Thu 6/201:15 amSFO - USM
2 stops22h 30mEVA Air
Fri 7/192:00 pmUSM - SFO
2 stops20h 25mEVA Air
Deal found 5/7$2,242
Cheap San Francisco to Koh Samui flights in May & June 2024
Find cheap flight options from San Francisco to Koh Samui specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,752,338 searches. Prices were last updated on May 8, 2024.
The lowest fares we've come across on flights traveling from San Francisco to Koh Samui in May and June 2024. Check back soon for alternative fares.
Wed 5/151:15 amSFO - USM
2 stops23h 30mEVA Air
Sun 5/195:50 pmUSM - SFO
2 stops26h 40mEVA Air
Deal found 5/7$1,518
Sat 6/226:35 pmSFO - USM
2 stops36h 40mTurkish Airlines
Wed 7/177:00 pmUSM - SFO
2 stops30h 20mTurkish Airlines
Deal found 5/7$1,563
Thu 5/164:45 pmSFO - USM
2 stops35h 35mMultiple Airlines
Sun 5/197:00 amUSM - SFO
3 stops27h 05mMultiple Airlines
Deal found 5/7$1,603
Wed 5/1512:50 amSFO - USM
2 stops29h 40mMultiple Airlines
Sun 5/197:00 amUSM - SFO
3 stops27h 05mMultiple Airlines
Deal found 5/7$1,627
Thu 6/67:25 pmSFO - USM
2 stops32h 55mMultiple Airlines
Thu 6/136:55 amUSM - SFO
2 stops27h 55mMultiple Airlines
Deal found 5/7$1,643
Thu 6/67:25 pmSFO - USM
2 stops32h 55mMultiple Airlines
Thu 6/138:00 amUSM - SFO
3 stops26h 50mMultiple Airlines
Deal found 5/7$1,663
Wed 6/51:05 amSFO - USM
2 stops21h 40mMultiple Airlines
Thu 6/139:15 amUSM - SFO
2 stops24h 40mMultiple Airlines
Deal found 5/7$1,827
Fri 6/211:05 amSFO - USM
2 stops21h 40mMultiple Airlines
Thu 7/182:00 pmUSM - SFO
2 stops20h 25mMultiple Airlines
Deal found 5/7$1,842
Wed 6/51:05 amSFO - USM
2 stops29h 50mMultiple Airlines
Thu 6/138:00 amUSM - SFO
3 stops26h 50mMultiple Airlines
Deal found 5/7$1,867
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 2,752,338 searches. Data last updated May 8, 2024.
The lowest fares we've come across on flights traveling from San Francisco to Koh Samui in May and June 2024. Check back soon for alternative fares.
Mon 11/1811:50 pmSFO - USM
2 stops24h 45mEVA Air
Tue 11/2612:15 pmUSM - SFO
2 stops21h 25mEVA Air
Deal found 5/7$1,042
Wed 10/161:10 amSFO - USM
2 stops25h 25mEVA Air
Mon 10/2111:45 amUSM - SFO
2 stops22h 05mEVA Air
Deal found 5/6$1,106
Wed 10/161:10 amSFO - USM
2 stops25h 25mEVA Air
Mon 10/218:45 amUSM - SFO
2 stops25h 05mEVA Air
Deal found 5/7$1,107
Fri 11/112:10 amSFO - USM
2 stops25h 25mEVA Air
Sat 12/148:30 amUSM - SFO
2 stops21h 30mEVA Air
Deal found 5/7$1,118
Sun 11/1712:05 amSFO - USM
2 stops22h 05mMultiple Airlines
Tue 11/267:55 amUSM - SFO
2 stops25h 55mMultiple Airlines
Deal found 5/7$1,124
Sat 11/212:20 pmSFO - USM
2 stops30h 20mEVA Air
Sat 12/148:25 pmUSM - SFO
2 stops25h 15mEVA Air
Deal found 5/7$1,129
Thu 10/1711:30 amSFO - USM
1 stop30h 35mSingapore Airlines
Mon 10/219:00 amUSM - SFO
1 stop25h 15mSingapore Airlines
Deal found 5/7$1,156
Mon 11/188:15 pmSFO - USM
1 stop33h 50mMultiple Airlines
Tue 11/269:20 amUSM - SFO
2 stops24h 15mMultiple Airlines
Deal found 5/7$1,283
Mon 11/188:15 pmSFO - USM
1 stop33h 50mMultiple Airlines
Tue 11/264:25 pmUSM - SFO
1 stop30h 25mMultiple Airlines
Deal found 5/7$1,328
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 2,752,338 searches. Data last updated May 8, 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.
Wed 5/151:15 amSFO - USM
2 stops23h 30mEVA Air
Sun 5/195:50 pmUSM - SFO
2 stops26h 40mEVA Air
Deal found 5/7$1,518
Thu 5/164:45 pmSFO - USM
2 stops35h 35mMultiple Airlines
Sun 5/197:00 amUSM - SFO
3 stops27h 05mMultiple Airlines
Deal found 5/7$1,603
Wed 5/1512:50 amSFO - USM
2 stops29h 40mMultiple Airlines
Sun 5/197:00 amUSM - SFO
3 stops27h 05mMultiple Airlines
Deal found 5/7$1,627
Thu 5/1611:30 amSFO - USM
1 stop19h 45mMultiple Airlines
Sun 5/198:00 amUSM - SFO
2 stops44h 55mMultiple Airlines
Deal found 5/7$2,024
Wed 5/1512:50 amSFO - USM
2 stops29h 40mMultiple Airlines
Sun 5/1912:10 pmUSM - SFO
1 stop22h 05mMultiple Airlines
Deal found 5/7$2,101
Thu 5/1611:30 amSFO - USM
1 stop43h 45mSingapore Airlines
Sun 5/1912:10 pmUSM - SFO
1 stop35h 30mSingapore Airlines
Deal found 5/7$2,276
Thu 5/167:00 amSFO - USM
3 stops37h 45mMultiple Airlines
Sun 5/196:55 pmUSM - SFO
3 stops34h 50mMultiple Airlines
Deal found 5/7$3,747
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 2,752,338 searches. Data last updated May 8, 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.
Sun 8/41:05 amSFO - USM
2 stops24h 05mMultiple Airlines
Deal found 5/8$646
Mon 8/51:00 pmSFO - USM
2 stops29h 35mEVA Air
Deal found 5/7$651
Sun 8/41:05 amSFO - USM
2 stops26h 00mMultiple Airlines
Deal found 5/7$670
Thu 8/111:30 amSFO - USM
1 stop30h 35mSingapore Airlines
Deal found 5/7$697
Thu 8/110:50 pmSFO - USM
2 stops24h 55mMultiple Airlines
Deal found 5/8$769
Wed 7/171:05 amSFO - USM
2 stops22h 40mMultiple Airlines
Deal found 5/7$776
Thu 7/181:00 pmSFO - USM
2 stops29h 35mEVA Air
Deal found 5/7$788
Wed 7/171:05 amSFO - USM
3 stops29h 20mMultiple Airlines
Deal found 5/7$908
Wed 7/171:05 amSFO - USM
3 stops29h 20mMultiple Airlines
Deal found 5/8$940
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 2,752,338 searches. Data last updated May 8, 2024.
Fly from
Any airport
Fly to
Any airport
Budget
$1,466 - $2,530
Route
Depart
Return
Price
San FranciscoKo Samui
SFO - USM
SFOUSM
San Francisco
Tue 7/16
2 stops41h 10m
Ko Samui
Sat 8/17
2 stops39h 30m
$1,466
San FranciscoKo Samui
SFO - USM
SFOUSM
San Francisco
Sat 7/20
1 stop30h 35m
Ko Samui
Tue 8/20
1 stop25h 15m
$1,498
San FranciscoKo Samui
SFO - USM
SFOUSM
San Francisco
Mon 7/15
2 stops23h 40m
Ko Samui
Fri 8/16
2 stops19h 50m
$1,509
San FranciscoKo Samui
SFO - USM
SFOUSM
San Francisco
Wed 5/15
2 stops23h 30m
Ko Samui
Sun 5/19
2 stops26h 40m
$1,518
San FranciscoKo Samui
SFO - USM
SFOUSM
San Francisco
Mon 7/15
1 stop30h 35m
Ko Samui
Mon 8/19
1 stop25h 15m
$1,542
San FranciscoKo Samui
SFO - USM
SFOUSM
San Francisco
Sat 6/22
2 stops36h 40m
Ko Samui
Wed 7/17
2 stops30h 20m
$1,563
San FranciscoKo Samui
SFO - USM
SFOUSM
San Francisco
Sat 7/20
2 stops28h 20m
Ko Samui
Tue 8/20
2 stops33h 55m
$2,060
San FranciscoKo Samui
SFO - USM
SFOUSM
San Francisco
Sun 6/23
1 stop39h 00m
Ko Samui
Mon 7/15
1 stop25h 50m
$2,211
San FranciscoKo Samui
SFO - USM
SFOUSM
San Francisco
Thu 8/1
2 stops33h 00m
Ko Samui
Sat 8/10
2 stops34h 50m
$2,530
When is the cheapest time 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 Thursday evenings 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.
Average price of flights to Koh Samui by month
Plan your trip from San Francisco to Koh Samui by taking into account the cheapest months to travel. The average price of a one-way flight from San Francisco to Koh Samui is currently $761 while a round-trip flight costs $1,766. Price data was last updated on May 5, 2024.
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 |
|---|
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 May 8, 2024.
Get a feel of what it's like to fly with Singapore Airlines, EVA Air and Turkish Airlines 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.
1,529 reviews
Crew
8.6
Entertainment
8.0
Food
7.9
Boarding
8.4
Overall
8.4
Comfort
8.2
Reviews
1 / 10
I like Eva air. Kayak is my choice as well. Thanks for the good experience
1,529 reviews
1,529 reviews
Crew
8.6
Entertainment
8.0
Food
7.9
Boarding
8.4
Overall
8.4
Comfort
8.2
Reviews
1 / 10
I like Eva air. Kayak is my choice as well. Thanks for the good experience
1,458 reviews
1,529 reviews
Crew
8.6
Entertainment
8.0
Food
7.9
Boarding
8.4
Overall
8.4
Comfort
8.2
Reviews
1 / 10
I like Eva air. Kayak is my choice as well. Thanks for the good experience
1,095 reviews
1,529 reviews
Crew
8.6
Entertainment
8.0
Food
7.9
Boarding
8.4
Overall
8.4
Comfort
8.2
Reviews
1 / 10
I like Eva air. Kayak is my choice as well. Thanks for the good experience
4,428 reviews
1,529 reviews
Crew
8.6
Entertainment
8.0
Food
7.9
Boarding
8.4
Overall
8.4
Comfort
8.2
Reviews
1 / 10
I like Eva air. Kayak is my choice as well. Thanks for the good experience
3,712 reviews
1,529 reviews
Crew
8.6
Entertainment
8.0
Food
7.9
Boarding
8.4
Overall
8.4
Comfort
8.2
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.
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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for San Francisco to Koh SamuiSee prices for flight routes from nearby airports that may be better suited for you.
See prices for flight routes from nearby airports that may be better suited for you.
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 2,752,338 searches. Data last updated May 8, 2024.
Search flights from San Francisco to Koh Samui by cabin class
Find flights from San Francisco to Koh Samui, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Book a flight to one of these trending destinations
User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from San Francisco to Koh Samui?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from San Francisco to Koh Samui. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from San Francisco to Koh Samui?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Koh Samui from San Francisco.
Can Cheapflights find flights from San Francisco to Koh Samui with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from San Francisco to Koh Samui flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from San Francisco to Koh Samui become cheaper?
Yes! Start tracking prices for San Francisco to Koh Samui flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.