Are there nonstop flights from San Francisco (SFO) to Bangkok (DMK)?

No. The fastest connection is via Wuhan, about 15h 59m of total flying time.

What is the fastest connection from San Francisco (SFO) to Bangkok (DMK)?

via Wuhan ≈ 15h 59m, via Shanghai ≈ 16h 1m, via Guangzhou ≈ 16h 2m (estimated flying time, excluding layovers).

San Francisco International Airport (SFO) to Don Mueang International Airport (DMK)・12,739 km

No nonstop flights. The fastest connection is via Wuhan (WUH), about 15h 59m of flying time (layover not included).

None.

12 one-stop options, sorted by estimated flying time. Tap one to see the airlines on each leg and booking links.

Times are estimated from distance. Check schedules, frequency and availability with the airline or a booking site.