One Way

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One Way Price

USD 823 USD 3,300

Duration

20 h 0 m 48 h 0 m

Stops From San Francisco

Departure From San Francisco

Before 6 AM

USD 937

6 AM - 12 PM

USD 844

12 PM - 6 PM

USD 847

After 6 PM

USD 823

Arrival at Koh Samui

6 AM - 12 PM

USD 847

After 6 PM

USD 823

Alliances & Airlines

Oneworld

(1)

SkyTeam

()

Star Alliance

(17)

Layover Airports

+ 2 more

Layover Duration

1 h 40 m 28 h 30 m

Top Flights From San Francisco

San Francisco (SFO) to Koh Samui (USM) Cheap Flights

Book San Francisco to Koh Samui cheap flight tickets โœˆ at lowest price. Get best deals on your upcoming San Francisco (SFO)to Koh Samui (USM) flights only on MakeMyTrip. Also Book Koh Samui to San Francisco Cheap Flights. Currently 18 flights flying from San Francisco to Koh Samui. To save maximum on flight booking click on below Fare Calendar button and choose your dates.

Sorted By:
Departure
Duration
Arrival
Price
Price last updated at 04 Jul 2026 07:58:43
United Airlines, Bangkok Airways

USD 823

Transit Visa may be required

San Francisco to Koh Samui , 7 Jul

United Airlines UA | 1

22:50

Tue, 7 Jul 26

Terminal I

San Francisco, United States

16 h 25 m

06:15

Thu, 9 Jul 26

Terminal T2

Singapore, Singapore

BAGGAGE : CHECK INCABIN

Information not available

Bangkok Airways PG | 968

17:20

Thu, 9 Jul 26

Terminal T1

Singapore, Singapore

01 h 55 m

18:15

Thu, 9 Jul 26

Koh Samui, Thailand

BAGGAGE : CHECK INCABIN

Information not available

United Airlines, Bangkok Airways

More Timing Options

USD 844

Transit Visa may be required

San Francisco to Koh Samui , 7 Jul

United Airlines UA | 2367

10:19

Tue, 7 Jul 26

Terminal T3

San Francisco, United States

01 h 38 m

11:57

Tue, 7 Jul 26

Terminal T7

Los Angeles, United States

BAGGAGE : CHECK INCABIN

Information not available

United Airlines UA | 152

12:50

Tue, 7 Jul 26

Terminal T7

Los Angeles, United States

14 h 40 m

18:30

Wed, 8 Jul 26

Terminal T1

Hong Kong, Hong Kong

BAGGAGE : CHECK INCABIN

Information not available

Bangkok Airways PG | 806

17:20

Thu, 9 Jul 26

Terminal T2

Hong Kong, Hong Kong

03 h 20 m

19:40

Thu, 9 Jul 26

Koh Samui, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Eva Airways, Bangkok Airways

USD 868

USD 847

Transit Visa may be required

San Francisco to Koh Samui , 7 Jul

Eva Airways BR | 7

13:00

Tue, 7 Jul 26

Terminal I

San Francisco, United States

12 h 50 m

16:50

Wed, 8 Jul 26

Terminal T2

Taipei - Taoyuan Apt, Taiwan

BAGGAGE : CHECK INCABIN

Information not available

Eva Airways BR | 205

20:45

Wed, 8 Jul 26

Terminal T2

Taipei - Taoyuan Apt, Taiwan

03 h 45 m

23:30

Wed, 8 Jul 26

Bangkok, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Bangkok Airways PG | 103

06:25

Thu, 9 Jul 26

Bangkok, Thailand

01 h 05 m

07:30

Thu, 9 Jul 26

Koh Samui, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Eva Airways, Bangkok Airways

USD 880

Transit Visa may be required

San Francisco to Koh Samui , 7 Jul

Eva Airways BR | 7

13:00

Tue, 7 Jul 26

Terminal I

San Francisco, United States

12 h 50 m

16:50

Wed, 8 Jul 26

Terminal T2

Taipei - Taoyuan Apt, Taiwan

BAGGAGE : CHECK INCABIN

Information not available

Eva Airways BR | 205

20:45

Wed, 8 Jul 26

Terminal T2

Taipei - Taoyuan Apt, Taiwan

03 h 45 m

23:30

Wed, 8 Jul 26

Bangkok, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Bangkok Airways PG | 1199

06:50

Thu, 9 Jul 26

Bangkok, Thailand

01 h 05 m

07:55

Thu, 9 Jul 26

Koh Samui, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Eva Airways, Bangkok Airways

USD 937

Transit Visa may be required

San Francisco to Koh Samui , 7 Jul

Eva Airways BR | 17

01:25

Tue, 7 Jul 26

Terminal I

San Francisco, United States

12 h 40 m

05:05

Wed, 8 Jul 26

Terminal T2

Taipei - Taoyuan Apt, Taiwan

BAGGAGE : CHECK INCABIN

Information not available

Eva Airways BR | 225

07:30

Wed, 8 Jul 26

Terminal T2

Taipei - Taoyuan Apt, Taiwan

04 h 25 m

11:55

Wed, 8 Jul 26

Terminal T3

Singapore, Singapore

BAGGAGE : CHECK INCABIN

Information not available

Bangkok Airways PG | 968

17:20

Wed, 8 Jul 26

Terminal T1

Singapore, Singapore

01 h 55 m

18:15

Wed, 8 Jul 26

Koh Samui, Thailand

BAGGAGE : CHECK INCABIN

Information not available

United Airlines, Bangkok Airways

USD 974

Transit Visa may be required

San Francisco to Koh Samui , 7 Jul

United Airlines UA | 29

11:10

Tue, 7 Jul 26

Terminal I

San Francisco, United States

16 h 25 m

18:35

Wed, 8 Jul 26

Terminal T2

Singapore, Singapore

BAGGAGE : CHECK INCABIN

Information not available

Bangkok Airways PG | 962

20:15

Wed, 8 Jul 26

Terminal T1

Singapore, Singapore

01 h 55 m

21:10

Wed, 8 Jul 26

Koh Samui, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Eva Airways, Bangkok Airways

More Timing Options

USD 979

Transit Visa may be required

San Francisco to Koh Samui , 7 Jul

Eva Airways BR | 17

01:25

Tue, 7 Jul 26

Terminal I

San Francisco, United States

12 h 40 m

05:05

Wed, 8 Jul 26

Terminal T2

Taipei - Taoyuan Apt, Taiwan

BAGGAGE : CHECK INCABIN

Information not available

Eva Airways BR | 867

10:05

Wed, 8 Jul 26

Terminal T2

Taipei - Taoyuan Apt, Taiwan

02 h

12:05

Wed, 8 Jul 26

Terminal T1

Hong Kong, Hong Kong

BAGGAGE : CHECK INCABIN

Information not available

Bangkok Airways PG | 806

17:20

Wed, 8 Jul 26

Terminal T2

Hong Kong, Hong Kong

03 h 20 m

19:40

Wed, 8 Jul 26

Koh Samui, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Air Canada, Scoot

More Timing Options

USD 1,041

USD 1,016

Transit Visa may be required

San Francisco to Koh Samui , 7 Jul

Air Canada AC | 573

19:30

Tue, 7 Jul 26

Terminal T2

San Francisco, United States

02 h 20 m

21:50

Tue, 7 Jul 26

Terminal M

Vancouver, Canada

BAGGAGE : CHECK INCABIN

Information not available

Air Canada AC | 19

22:50

Tue, 7 Jul 26

Terminal M

Vancouver, Canada

15 h 25 m

05:15

Thu, 9 Jul 26

Terminal T2

Singapore, Singapore

BAGGAGE : CHECK INCABIN

Information not available

Scoot TR | 640

07:00

Thu, 9 Jul 26

Terminal T1

Singapore, Singapore

01 h 45 m

07:45

Thu, 9 Jul 26

Koh Samui, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Japan Airlines

USD 3,246

USD 3,219

Transit Visa may be required

San Francisco to Koh Samui , 7 Jul

Japan Airlines JL | 57

13:55

Tue, 7 Jul 26

Terminal I

San Francisco, United States

10 h 35 m

16:30

Wed, 8 Jul 26

Terminal T2

Tokyo - Narita Apt, Japan

BAGGAGE : CHECK INCABIN

Information not available

Japan Airlines JL | 707

18:25

Wed, 8 Jul 26

Terminal T2

Tokyo - Narita Apt, Japan

06 h 35 m

23:00

Wed, 8 Jul 26

Bangkok, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Japan Airlines JL | 5975 | Operated By Bangkok Airways

06:25

Thu, 9 Jul 26

Bangkok, Thailand

01 h 05 m

07:30

Thu, 9 Jul 26

Koh Samui, Thailand

BAGGAGE : CHECK INCABIN

Information not available

San Francisco to Koh Samui Flights Information:-

Looking for San Francisco to Koh Samui Flight? Hereโ€™s all you need to know! For convenience and to save time, pick the airport that is closest to your destination. The nearest airport to Koh Samui is Samui and the IATA code for the same is USM.
Currently, there are 6 airlines operating flights between the two destinations and approximately 18 flights take off from San Francisco to Koh Samui every week.

Need information on San Francisco to Koh Samui airfare?

The minimum airfare for a San Francisco to Koh Samui flight would be 823, which may go up to 3218 depending on the route, booking time and availability.
It is recommended that you book a round-trip, since it always works out to be more economical.

Flight Details for San Francisco to Koh Samui

If you are looking for San Francisco to Koh Samui flights, there is no dearth of options to choose from. Several reputed airlines currently offer both direct and indirect flights between the two destinations. Some of these are Air Canada, Bangkok Airways, Eva Airways, Japan Airlines, Scoot, United Airlines. Out of these, only 0 airlines operate direct flights. Indirect flights may involve more travel time, but they usually cost lesser than direct flights.

The number of flights operated by each airline is as follows:Air Canada : 3, Bangkok Airways : 3, Eva Airways : 3, Japan Airlines : 3, Scoot : 3, United Airlines : 3

To board the first San Francisco to Koh Samui flight, choose Eva Airways, Bangkok Airways, which departs at 01:00 The last flight for this route is United Airlines, Bangkok Airways, departing at 22:50

Koh Samui Airport Information

Samui

About San Francisco (SFO)

San Francisco is a vibrant and diverse city located in Northern California, known for its iconic landmarks, rich cultural history, and stunning natural beauty. This dynamic city attracts millions of visitors each year with its unique blend of innovation, art, and outdoor activities. From the majestic Golden Gate Bridge to the bustling Fisherman's Wharf, San Francisco offers something for every traveler.

Best Time to Visit

The ideal time to visit San Francisco is during the fall months of September to November. During this period, the weather is warm and pleasant, and the summer fog has dissipated, providing clear skies and stunning views. Spring, from March to May, is also a great time to visit, with blooming flowers and moderate temperatures. Summer can be busy with tourists, and winter, though mild, can be rainy. Consider planning your trip around major events like the San Francisco International Film Festival in April or Fleet Week in October.

Getting There

San Francisco International Airport (SFO) is the primary gateway for international travelers, including those from the United States. The airport offers numerous flights to San Francisco, with many airlines providing direct services. For cheap flights to San Francisco, consider booking well in advance or looking for deals during off-peak times. United Airlines, Delta, and American Airlines are popular choices for flights from United States. Ensure you have a valid passport and check the latest visa requirements before traveling.

Where to Stay

San Francisco offers a wide range of accommodations to suit every budget. For luxury, consider staying in neighborhoods like Nob Hill or Union Square, which are home to upscale hotels and boutique accommodations. Mid-range options can be found in areas like Fisherman's Wharf and the Financial District. For budget travelers, the Mission District and South of Market (SoMa) offer affordable hostels and budget hotels. Staying in these areas provides easy access to major attractions and public transportation.

Must-See Places & Experiences

San Francisco is brimming with must-see attractions and unique experiences:
โ€ข Golden Gate Bridge โ€“ Walk or bike across this iconic structure for breathtaking views.
โ€ข Alcatraz Island โ€“ Take a ferry to explore the historic former prison.
โ€ข Fisherman's Wharf โ€“ Enjoy fresh seafood and visit the famous sea lions at Pier 39.
โ€ข Chinatown โ€“ Discover the vibrant culture and delicious cuisine in one of the oldest Chinatowns in North America.
โ€ข Golden Gate Park โ€“ Stroll through gardens, visit museums, and enjoy outdoor activities.
โ€ข Painted Ladies โ€“ Admire the colorful Victorian houses at Alamo Square.
โ€ข Cable Cars โ€“ Ride the historic cable cars for a quintessential San Francisco experience.

Local Transportation

Getting around San Francisco is convenient with various transportation options. From San Francisco International Airport, you can take the BART (Bay Area Rapid Transit) to downtown. The city's public transportation system includes buses, streetcars, and the iconic cable cars. Taxis and ride-sharing services like Uber and Lyft are widely available. For a unique perspective, consider renting a bike to explore the city's scenic routes and bike-friendly streets.

Food & Dining

San Francisco is a food lover's paradise, offering a diverse culinary scene. Must-try dishes include sourdough bread, Dungeness crab, and Mission-style burritos. For fine dining, visit renowned restaurants like Gary Danko and Benu. If you prefer casual eats, head to the Ferry Building Marketplace for artisanal foods or explore the food trucks at Off the Grid events. Don't miss the chance to dine in Chinatown or the Italian restaurants in North Beach.

Practical Travel Tips

โ€ข Currency: The currency used is the US Dollar (USD).
โ€ข Language: English is the primary language spoken.
โ€ข Safety: San Francisco is generally safe for tourists, but it's wise to stay aware of your surroundings, especially in crowded areas.
โ€ข Apps: Download apps like Citymapper for public transportation, Yelp for restaurant reviews, and Uber or Lyft for easy rides.
โ€ข Weather: Pack layers, as the weather can change quickly, and bring comfortable walking shoes for exploring the city's hilly terrain.

Important Information about San Francisco to Koh Samui Flight

Lowest Fare to Travel with Date USD undefined- 07 Jul
Total flights from San Francisco to Koh Samui in a week 18 Flights
First Flight Eva Airways, Bangkok Airways, departs at 01:00
Last FlightUnited Airlines, Bangkok Airways, departs at 22:50
Non-Stop Flights from San Francisco to Koh Samui0
Airport Name & codes of San Francisco & Koh Samui San Francisco Airport, San Francisco-SFO, Samui,Koh Samui-USM

San Francisco Address

Address : San Francisco, CA 94128, United States
Tel : +1 650-821-8211

About Koh Samui (USM)

Koh Samui also pronounced as Ko Samui is one of the enchanting and vivacious islands in the world. From sensational beaches to elephant rides, from Jungal safari to speed boat, you will find everything here. The natural surrounding and modern art of this magnificent island offer you a great peace of mind and add some most amazing moments in your life. Situated in the Gulf of Thailand, approximately 80 km from the southern coast of Thailand, Koh Samui is the third largest island on the land of Thailand. It was the untouched island in the past, but with passing time, it has emerged as paradise on earth. Though still reaching here is little difficult as people need to do a lot of trekking. The lofty mountains and tranquil atmosphere provide a pleasant stay in this part. You will simply love to enjoy the elephant ride as well as fishing. There are lots of water sports activities which you provide you a thrilling experience. The beach parties and sea foods also attract your attention and make you fall in love with this beautiful island. Beside all these facts, travellers across the world will surely love the warm hospitality and nightlife of this part. To add more spice in your holidays, there are a number of breathtaking places where you can have the time of your life with your near and dear ones. Places like The Big Buddha, Namuang Waterfall, Hin Ta - Hin Yai, Sawadee Shrine, Hin Lad Waterfall, Magic Buddha Garden, Ancient House, Butterfly Garden, Snake Farm, Scuba Diving and Paradise Park Farm are there to reflect the real charm of this island. For the ultimate beach holiday, Koh Samui is one of the finest places to visit. The best and perfect time to visit this part of the world is the summers. To book your flights to Koh Samui well in advance, you can simply log onto MakeMyTrip.com where you also get some attractive discounts on your every booking. Besides booking your air tickets, you can also book hotels, car services, and bus services on this leading online travel portal.

Koh Samui Address

Frequently Asked Questions - San Francisco to Koh Samui Flights

Can I find cheap accommodation near to airport when travelling from San Francisco to Koh Samui?

There are several accommodation options available near the Samui. You can check for both budget friendly and well as five star accommodation near the airport depending on your requirement and budget. These hotels are mostly suitable for business travellers.

Can I cancel my ticket from San Francisco to Koh Samui without cancellation charges?

To avoid cancellation charges on your air tickets, you need to make a selection at the time of booking for ZERO cancellation. Please note, the zero cancellation facility is chargeable with minimum amount and can help you save a lot at the time sudden cancellations.

How do MakeMyTrip finds the lowest available dare for flights from San Francisco to Koh Samui?

MakeMyTrip is a popular travel portal that also works as a travel search engine that allows you to see best available results for your flight search. Every time you make search for flights to any destination, the MMT algorithm picks all the available air carriers for the route and filter rates basis on the cheapest fare available in their system. At MMT, you can not only search flights on the basis of the fare, but you can also see which flight offers direct route, which has multiple stop-overs, baggage allowance, in-flight meal options, cancellation policy, etc. You can also check available discounts offered by payments partners and air carriers when booking the flight.

Is passport mandatory to travel from San Francisco to Koh Samui?

When making an international trip, passport is mandatory as it defines your identity to the other nation officials. The VISA norms may differ from country to country, which means some would allow Visa on arrival and others may require you to obtain visa in advance. But the availability of passport is mandatory at the time of departure and arrival as well.

Is there a way to make flexible departure date bookings for your San Francisco to Koh Samui flight tickets?

Some travel portals like MakeMyTrip offer flexible departure and arrival booking option with certain air carrier when booking from San Francisco to Koh Samui. You can check the flexible booking flight options once you get the results filters based on your search and make the booking accordingly. Please note, some airlines make charge extra for flexible travel dates.

What is the best time to book cheap flight tickets from San Francisco to Koh Samui?

To get cheap flight tickets from San Francisco to Koh Samui, the best time would be to plan your trip during the off season. At that time the flight tickets are usually cheaper than the peak season and the accommodation booking is also available at the affordable price. The other way of booking cheap flight tickets from San Francisco (SFO) to Koh Samui (USM) is to book atleast 4 weeks in advance before your departure date to get competitive pricing on your tickets even during the peak season.

Which airlines offer cheapest airfare from San Francisco to Koh Samui?

There is no set pricing for airlines to offer cheap flight fare from San Francisco to Koh Samui. These fares are mostly decided on the basis of algorithms followed by air carriers to final the prizing based on demand. However, some multiple route flights with stop-overs offer cheap flights as compared to direct flight departing from San Francisco to Koh Samui.