The cheapest times to fly from SFO to BKK are

  • February 5th to April 29th (except the weeks of February 12th and March 26th)
  • August 20th to December 9th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from SFO to BKK is late September. Prices can be as high as $1499 for Friday flights during mid December, or as low as $472 for Tuesday flights around late September.


When to Fly to Bangkok

Flying from San Francisco, CA (SFO) to Bangkok (BKK) will usually cost between $490 to $968 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late September with an average ticket price of $517. Due to high demand the most expensive time to fly is mid December, with an average price of $1202. Planning your trip to low-cost times can easily save you $684 on economy flights and even more on first-class flights. Generally, any price below $651 can be considered a good price for a round-trip SFO to BKK flight.

See below for a graph of average weekly prices for the SFO to BKK route. All prices are for round-trip tickets in USD.

SFO to BKK Flight Prices

Compared to other flights, the SFO to BKK flight is cheaper than the average and costs less than the average flight leaving from San Francisco. The average price per mile (for a direct flight) is $0.05, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to fly to BKK, and Thursday the cheapest day to fly back into SFO. Fridays are the most expensive days to fly to Bangkok, and Sundays are the most expensive days to return to San Francisco. Selecting flights on the least expensive days could save you up to $64 (8%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $648. Return trip prices are from the BKK to SFO flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from SFO to BKK can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 15 hour 14 minutes may not be realistic.


Flight Questions Answered

Still have questions about flying from SFO to BKK? We’ve got answers.

Which airlines fly this route?

You can find 45 major airlines flying this route most often: Air Busan, Air Canada, Air China, Air France, Air India, Alaska, American, ANA, Asiana, Austrian, Bangkok Airways, British Airways, Cathay Pacific, China Airlines, China Eastern, China Southern, Delta, EgyptAir, Emirates, Etihad, EVA Air, Finnair, Hainan, Hawaiian, Hong Kong Airlines, Hong Kong Express, JAL, JetBlue, Jin Air, Juneyao Airlines, KLM, Korean Air, Lufthansa, Philippine Airlines, Shanghai Airlines, Sichuan Airlines, Singapore Airlines, Spring, SWISS, THAI, United, VietJet Air, Vietnam Airlines, WestJet, Xiamen, and potentially more during busy seasons.

How far away is it from Suvarnabhumi International Airport to San Francisco International Airport?

The distance between the two airports is roughly 7921 miles or 12748 kilometers.

How long does it take to fly from SFO to BKK?

The real-world flight time for a nonstop SFO to BKK flight is about 15 hour 14 minutes.

How many flights go between San Francisco, CA and Bangkok?

It depends on the day of the week and the date, but a typical day might have around 102 available flights from SFO to BKK.


Airport Location Info


Departing Airport

Origination code SFO
Origination airport name San Francisco International Airport
City San Francisco, CA
Country the United States
Latitude 37.6
Longitude -122.4

Return Airport

Destination code BKK
Destination airport name Suvarnabhumi International Airport
City Bangkok
Country Thailand
Latitude 13.7
Longitude 100.7


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.