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12745 km
Distance
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18 h 20 min
Shortest flight
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16
Airlines
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$307
One way from
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$775
Round trip from
The route at a glance
About 12745 km separate San Francisco and Bangkok; the quickest flight is 18 h 20 min and a typical one 20 h 27 min.
None of the cheapest tickets found were direct; Frontier Airlines carries 36% of them.
Most cheap flights leave from San Francisco International Airport (18 km from the centre of San Francisco).
Most land at Suvarnabhumi Airport (28 km from the centre of Bangkok).
A one-way ticket starts at $307, a round trip at $775.
Cheapest price by month
| Month | Round trip from |
|---|---|
| November 2026 | $837 |
| December 2026 | $1,218 |
| January 2027 | $765 |
| February 2027 | $783 |
| March 2027 | $775 |
Cheapest day to fly
Looking two months ahead, 28 November is the cheapest date to leave, at $311.
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
| 17 $452 |
26 $432 |
28 $311 |
Cheaper More expensive
- $311 — Saturday, Nov. 28, 2026
- $432 — Thursday, Nov. 26, 2026
- $452 — Tuesday, Nov. 17, 2026
Price trend, last 30 days
Over the last 30 days the fare moved between $441 and $775, averaging $652.
Today's price is 19% above that average; waiting may pay off.
- 6 October — $774
- 11 October — $441
- 16 October — $441
- 21 October — $765
- 26 October — $719
- 31 October — $775
Trip length and timing
The cheapest tickets are for stays of about 16 nights (the very cheapest: 7 nights), booked around 57 days ahead.
Airlines on this route
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Frontier Airlines
36% of the fares found
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Air Premia
9% of the fares found
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Alaska Airlines
9% of the fares found
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Asiana Airlines
9% of the fares found
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Philippine Airlines
9% of the fares found
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Singapore Airlines
9% of the fares found
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Air China
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American Airlines
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Cathay Pacific
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China Airlines
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China Southern Airlines
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EVA Air
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ITA Airways
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Korean Air
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STARLUX Airlines
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jetBlue
Airports used
Trip essentials
Car rental in Bangkok
Pick up a car at the airport.
Mobile data in Bangkok
An eSIM with local data, set up before you land.
by Airalo
Airport transfer in Bangkok
A fixed-price ride from the airport, booked ahead.
by Kiwitaxi
Flight delayed or cancelled?
You may be owed up to €600 for a disrupted EU flight. Check in two minutes.
by AirHelp
Flight deals from San Francisco in Telegram
A daily digest of the cheapest fares from your city and instant alerts when a price drops. Free, no account needed.
Questions and answers
- What is the cheapest price for flights from San Francisco to Bangkok?
- The cheapest round-trip ticket found recently costs $775.
- Which month is the cheapest to fly from San Francisco to Bangkok?
- January 2027 is currently the cheapest month, with tickets from $765.
- Are there direct flights from San Francisco to Bangkok?
- No direct flights were found in recent searches; the cheapest options include at least one stop.
- Which airlines fly from San Francisco to Bangkok?
- Airlines found on this route: American Airlines, Alaska Airlines, ITA Airways, jetBlue, EVA Air, Air China, China Airlines, Cathay Pacific, China Southern Airlines, Frontier Airlines, STARLUX Airlines, Korean Air.
- How far is Bangkok from San Francisco?
- The distance is about 12745 km.
- How long is the flight from San Francisco to Bangkok?
- The shortest flight takes 18 h 20 min; most take about 20 h 27 min.
- Which airports do flights from San Francisco to Bangkok use?
- Most depart from San Francisco International Airport and arrive at Suvarnabhumi Airport.