£338 Cheap Flights from San Francisco (SFO) to Bangkok (BKK)

View £338 flight on Sat, 31 Oct 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at £338 for one-way flights and £652 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, 4 May - Mon, 11 May
SFO
San Francisco
BKK
Bangkok
£652 Return, found 5 hours ago
£652
Return
found 5 hours ago
Select American Airlines flight, departing Mon, 4 May from San Francisco to Bangkok, returning Mon, 11 May, priced at £652 found 5 hours ago
Asiana Airlines
Tue, 25 Aug - Tue, 1 Sept
SFO
San Francisco
BKK
Bangkok
£674 Return, found 5 days ago
£674
Return
found 5 days ago
Select Asiana Airlines flight, departing Tue, 25 Aug from San Francisco to Bangkok, returning Tue, 1 Sept, priced at £674 found 5 days ago
Singapore Airlines
Wed, 30 Sept - Wed, 2 Dec
SFO
San Francisco
BKK
Bangkok
£687 Return, found 7 hours ago
£687
Return
found 7 hours ago
Select Singapore Airlines flight, departing Wed, 30 Sept from San Francisco to Bangkok, returning Wed, 2 Dec, priced at £687 found 7 hours ago
Korean Air
Tue, 5 May - Sun, 10 May
SFO
San Francisco
BKK
Bangkok
£705 Return, found 5 hours ago
£705
Return
found 5 hours ago
Select Korean Air flight, departing Tue, 5 May from San Francisco to Bangkok, returning Sun, 10 May, priced at £705 found 5 hours ago
United
Thu, 7 May - Thu, 14 May
SFO
San Francisco
BKK
Bangkok
£727 Return, found 1 day ago
£727
Return
found 1 day ago
Select United flight, departing Thu, 7 May from San Francisco to Bangkok, returning Thu, 14 May, priced at £727 found 1 day ago
Cathay Pacific
Mon, 4 May - Sun, 10 May
SFO
San Francisco
BKK
Bangkok
£727 Return, found 1 day ago
£727
Return
found 1 day ago
Select Cathay Pacific flight, departing Mon, 4 May from San Francisco to Bangkok, returning Sun, 10 May, priced at £727 found 1 day ago
All Nippon Airways
Mon, 4 May - Sun, 10 May
SFO
San Francisco
BKK
Bangkok
£734 Return, found 1 day ago
£734
Return
found 1 day ago
Select All Nippon Airways flight, departing Mon, 4 May from San Francisco to Bangkok, returning Sun, 10 May, priced at £734 found 1 day ago
Vietnam Airlines
Thu, 20 Aug - Thu, 27 Aug
SFO
San Francisco
BKK
Bangkok
£746 Return, found 6 days ago
£746
Return
found 6 days ago
Select Vietnam Airlines flight, departing Thu, 20 Aug from San Francisco to Bangkok, returning Thu, 27 Aug, priced at £746 found 6 days ago
Philippine Airlines
Thu, 13 Aug - Wed, 16 Sept
SFO
San Francisco
BKK
Bangkok
£796 Return, found 4 days ago
£796
Return
found 4 days ago
Select Philippine Airlines flight, departing Thu, 13 Aug from San Francisco to Bangkok, returning Wed, 16 Sept, priced at £796 found 4 days ago
EVA Airways
Thu, 7 May - Thu, 14 May
SFO
San Francisco
BKK
Bangkok
£815 Return, found 1 day ago
£815
Return
found 1 day ago
Select EVA Airways flight, departing Thu, 7 May from San Francisco to Bangkok, returning Thu, 14 May, priced at £815 found 1 day ago

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

September is typically the cheapest month to fly

From £483 - £631 per traveller.

Frequently asked questions

How much does a flight from San Francisco, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.) cost?
One-way flights typically cost between £1,806 and £7,319 and return flights often range between £1,806 and £7,319. 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 Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.
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, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.), with average return fares of approximately £643. This is about 17% lower than the average price throughout the year. September often sees lower prices as it falls outside of peak holiday seasons, leading to reduced demand. Other cheap months to fly from San Francisco, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.) include October and November.
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 planning your trip from San Francisco, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.), you'll find that September and October are typically the cheapest months to fly, with average return flight prices around £643. While June is a popular month for travel, offering plenty of flight options, it's not the cheapest. If you're looking for the best value, aiming for September or October will help you save on airfare, based on booking data from the past year.
How many flights per day from San Francisco, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.)?
There are approximately 109 connecting flights per day from San Francisco International (SFO) to Suvarnabhumi International (BKK). Some common connection points include Los Angeles International (LAX), Seattle - Tacoma International (SEA), and Taoyuan International (TPE).
What is the earliest flight from San Francisco, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.)?
The earliest flight from San Francisco, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.) typically departs at approximately 12:05 AM local time, operated by Cathay Pacific. This is a seasonal service active in June, July, and August. An early departure like this can help maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from San Francisco, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.)?
If you're flying from San Francisco Intl. (SFO) to Bangkok (BKK), you'll typically find the most flights on a Friday, with around 98 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include United Airlines, Alaska Airlines, and American Airlines. Flight schedules are consistent throughout the week, so you'll have a good selection of flights no matter which day you choose.
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 International Airport (SFO) to Suvarnabhumi International Airport (BKK) are in the late evening, from 9pm to midnight. This accounts for around 30% of total traffic. Many major carriers, including Cathay Pacific, China Airlines and United Airlines, offer flights during this window. These times work well because you can maximise your time in San Francisco before your evening flight, and you'll arrive in Bangkok in the morning ready to explore.
How long does it take to fly from San Francisco, CA (SFO-San Francisco Intl.) to Bangkok (BKK-Suvarnabhumi Intl.)?
Flying from SFO to BKK with a connection usually takes about 20 hours 50 minutes, traveling roughly 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)?
If you're planning to travel to Bangkok from San Francisco Intl. (SFO), you can fly directly into Suvarnabhumi Intl. (BKK) Some flights may connect through major hubs like Dubai Intl. (DXB), Los Angeles Intl. (LAX), Seattle - Tacoma Intl. (SEA) 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.) flight and hotel package 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, Air France, Air India, All Nippon Airways, Asiana Airlines, Cathay Pacific, China Airlines, China Southern Airlines, EVA Airways, Emirates, Japan Airlines, KLM, Korean Air, Lufthansa, Malaysia Airlines, Philippine Airlines, Singapore Airlines, Swiss International Air Lines, Turkish Airlines
Return price
£651
Distance
12673 km

Book with confidence

Compare flights from San Francisco to Bangkok easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from San Francisco to Bangkok. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Suvarnabhumi Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from San Francisco Intl. to Suvarnabhumi Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from San Francisco Intl. (SFO) to Suvarnabhumi Intl. (BKK)

The easiest way to view the best deals on flights from San Francisco to Bangkok today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from San Francisco Intl. to Suvarnabhumi Intl. start at just £652 and range up to £815.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near San Francisco and Bangkok
  • booking your flight during May, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your San Francisco to Bangkok flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from San Francisco Intl. to Suvarnabhumi Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from San Francisco to Bangkok easily and book with confidence

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