✈ SFO → BKK
SAN FRANCISCO → BANGKOK: 15H 56M. BUSINESS CLASS OR THERAPY. PICK ONE.
Flight from San Francisco to Bangkok
From SFO (SFO), USA North America → Suvarnabhumi (BKK), Thailand Asia
How long is the flight from San Francisco to Bangkok?
A nonstop flight from San Francisco (SFO) to Bangkok (BKK) takes about 15 hours 56 minutes, covering a great-circle distance of 7,922 miles (12,749 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.
Avg flight time
15h 56m
Nonstop, scheduled
Distance
7,922 mi
12,749 km · great-circle
Avg speed
800 km/h
Door-to-door including taxi
Time zones & jet lag
San Francisco timezone
UTC-7
America/Los_Angeles
Bangkok timezone
UTC+7
Asia/Bangkok
Time difference
+14h
14 hours ahead
Jet lag (rough)
~14d
Eastward — worse
CO₂ footprint per passenger
Economy class, single passenger. Source: DEFRA 2024 averages.
This flight emits roughly 3.6× the CO₂ of an equivalent train trip and 0.9× a car driven alone over the same distance.