$327 Cheap Flights from San Francisco (SFO) to Bangkok (BKK)

View $327 flight on Wed, Aug 5, 2026Opens in a new window

Popular airlines from San Francisco Intl. Airport (SFO) to Suvarnabhumi Intl. Airport (BKK)

Cheap Flights from San Francisco to Bangkok (SFO-BKK)

Prices were available within the past 7 days and start at $327 for one-way flights and $638 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Korean Air
Tue, Nov 3 - Wed, Dec 16
SFO
San Francisco
BKK
Bangkok
$638 Roundtrip, just found
$638
Roundtrip
just found
Select Korean Air flight, departing Tue, Nov 3 from San Francisco to Bangkok, returning Wed, Dec 16, priced at $638 just found
Singapore Airlines
Tue, Sep 1 - Mon, Sep 21
SFO
San Francisco
BKK
Bangkok
$638 Roundtrip, just found
$638
Roundtrip
just found
Select Singapore Airlines flight, departing Tue, Sep 1 from San Francisco to Bangkok, returning Mon, Sep 21, priced at $638 just found
United
Tue, Sep 1 - Wed, Sep 30
SFO
San Francisco
BKK
Bangkok
$642 Roundtrip, found 9 hours ago
$642
Roundtrip
found 9 hours ago
Select United flight, departing Tue, Sep 1 from San Francisco to Bangkok, returning Wed, Sep 30, priced at $642 found 9 hours ago
Delta
Mon, Aug 24 - Thu, Sep 3
SFO
San Francisco
BKK
Bangkok
$648 Roundtrip, found 1 day ago
$648
Roundtrip
found 1 day ago
Select Delta flight, departing Mon, Aug 24 from San Francisco to Bangkok, returning Thu, Sep 3, priced at $648 found 1 day ago
Cathay Pacific
Mon, Mar 9 - Mon, Mar 23
SFO
San Francisco
BKK
Bangkok
$666 Roundtrip, just found
$666
Roundtrip
just found
Select Cathay Pacific flight, departing Mon, Mar 9 from San Francisco to Bangkok, returning Mon, Mar 23, priced at $666 just found
All Nippon Airways
Tue, Oct 13 - Wed, Jan 13
SFO
San Francisco
BKK
Bangkok
$671 Roundtrip, just found
$671
Roundtrip
just found
Select All Nippon Airways flight, departing Tue, Oct 13 from San Francisco to Bangkok, returning Wed, Jan 13, priced at $671 just found
Philippine Airlines
Sun, Sep 13 - Wed, Sep 23
SFO
San Francisco
BKK
Bangkok
$704 Roundtrip, found 3 days ago
$704
Roundtrip
found 3 days ago
Select Philippine Airlines flight, departing Sun, Sep 13 from San Francisco to Bangkok, returning Wed, Sep 23, priced at $704 found 3 days ago
China Southern Airlines
Wed, Apr 8 - Wed, Jun 17
SFO
San Francisco
BKK
Bangkok
$705 Roundtrip, found 6 hours ago
$705
Roundtrip
found 6 hours ago
Select China Southern Airlines flight, departing Wed, Apr 8 from San Francisco to Bangkok, returning Wed, Jun 17, priced at $705 found 6 hours ago
China Eastern Airlines
Mon, Apr 6 - Thu, May 28
SFO
San Francisco
BKK
Bangkok
$715 Roundtrip, found 2 days ago
$715
Roundtrip
found 2 days ago
Select China Eastern Airlines flight, departing Mon, Apr 6 from San Francisco to Bangkok, returning Thu, May 28, priced at $715 found 2 days ago
China Airlines
Tue, Sep 1 - Mon, Sep 21
SFO
San Francisco
BKK
Bangkok
$732 Roundtrip, just found
$732
Roundtrip
just found
Select China Airlines flight, departing Tue, Sep 1 from San Francisco to Bangkok, returning Mon, Sep 21, priced at $732 just found

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Alternative airports near Bangkok

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Don Mueang Intl. DMK. Closest option available. Average driving time to city center is 19 minutes. Flights from $1,782
DMK
Don Mueang Intl.
Closest
Average driving time to city center19 min
Flights from $1,782

Find the cheapest month to fly from San Francisco (SFO) to Bangkok (BKK)

March is typically the cheapest month to fly

From $606 - $811 per traveler.

Frequently asked questions

How much does a flight from San Francisco, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.) cost?
You can find cheap one-way flights from $327 and cheap return flights from $638 San Francisco, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.) with Expedia. One-way flights generally range between $469 and $6835, and roundtrip flights usually range from $870 to $7687. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when San Francisco, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from San Francisco, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.)?
September is typically the cheapest month to fly from San Francisco (SFO) to Bangkok (BKK), with average round-trip fares around $861. This price is about 17% lower than the average throughout the year, as travel demand tends to decrease after the summer peak season. Other budget-friendly months to fly from SFO to BKK include October and November.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from San Francisco, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.)?
Enter SFO to BKK and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from San Francisco, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.)?
Starlux Airlines is one of the cheapest airlines offering connecting flights from San Francisco (SFO) to Bangkok (BKK), with round-trip tickets starting from around $815.32. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from San Francisco, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.)?
To find a cheap flight from San Francisco, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from San Francisco, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.)?
When flying from San Francisco (SFO) to Bangkok (BKK), September and October are your best bets. You can expect return flights to be around $861 during these months, which is a great value. These months also provide a more enjoyable travel experience with fewer tourists and comfortable weather.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from San Francisco, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.)?
The earliest flight from San Francisco International Airport (SFO) to Bangkok (BKK) typically departs at around 12:05 AM local time, operated by Cathay Pacific. This service is seasonal and operates during June, July, and August, allowing you to start your journey early and maximize your time in Thailand. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from San Francisco, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.)?
The most popular departure times for flights from San Francisco (SFO) to Bangkok (BKK) are in the late evening, from 9pm to midnight. About 36% of passengers prefer this time window. Many major carriers, including Cathay Pacific and Thai Airways, offer flights during this window. This timing works well because it allows you to enjoy a full day in San Francisco before your flight.
How long does it take to fly from San Francisco, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.)?
Flights from SFO to BKK with one stop typically take around 20 hours 50 minutes, covering approximately 7,922 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from San Francisco, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.)?
Select the "Business class" and "First class" filters when looking for SFO to BKK flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a San Francisco, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.) flight with Expedia?
It's easy to earn miles on a San Francisco, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Bangkok from San Francisco Intl. (SFO)?
From San Francisco Intl. (SFO), you can fly into Don Mueang Intl. (DMK) and Suvarnabhumi Intl. (BKK) in Bangkok. Some flights may connect through major hubs like Dubai Intl. (DXB) before reaching Bangkok. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from San Francisco, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.) at the last minute?
Typically, booking a last minute flight from San Francisco, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a San Francisco, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.) flight and hotel package?
Securing a San Francisco, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.) Bangkok Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from San Francisco, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.)?
If you booked your San Francisco, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
San Francisco Intl.
Destination airport
Suvarnabhumi Intl.
Airlines serving
Air Canada, Alaska Airlines, All Nippon Airways, Asiana Airlines, Cathay Pacific, China Airlines, China Eastern Airlines, China Southern Airlines, Delta, EVA Airways, Emirates, Japan Airlines, Korean Air, Malaysia Airlines, Philippine Airlines, Qatar Airways, STARLUX Airlines, Singapore Airlines, Thai Airways International, United
Roundtrip price
$637
Distance
7921 mi

Book with confidence

San Francisco to Bangkok Flights

The cheapest times to fly from San Francisco to Bangkok

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Francisco to Bangkok are during the month of November. You can find some of the cheapest flights from San Francisco to Bangkok with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Francisco to Bangkok

Sunday is one of the best days to book for cheap flights from San Francisco to Bangkok: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Francisco to Bangkok

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Francisco to Bangkok in 2026. You can also book with separate airlines for your outbound and return journeys, from $327 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Francisco to Bangkok flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Francisco to Bangkok airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

San Francisco to Bangkok Flights

*Flight schedules are subject to change.

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*Available to One Key members.