Time difference between Bangkok and San Francisco
Compare the current local time in Bangkok and San Francisco, see when your working hours overlap, and convert any specific hour between the two timezones.
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Convert a specific time
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Working-hours overlap
When Bangkok's 9:00–18:00 business hours overlap with San Francisco's.
Bangkok working hours
San Francisco working hours
Overlap (both working)
🇹🇭 Bangkok
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🇺🇸 San Francisco
Scheduling across Bangkok and San Francisco
Scheduling between Bangkok and San Francisco is hard. Their standard business hours do not overlap on the same day, with the smallest gap running 2 hours between San Francisco closing at 17:00 local and Bangkok opening at 09:00 local. Practical bridging slots: an early Bangkok start at 07:00 (catching San Francisco just at close, 17:00), or a late San Francisco call at 19:00 (catching Bangkok at opening, 09:00).
Quick reference
| 🇹🇭 Bangkok | 🇺🇸 San Francisco | In San Francisco it's… |
|---|---|---|
| 06:00 — Early morning | — | — |
| 09:00 — Start of work | — | — |
| 12:00 — Lunchtime | — | — |
| 15:00 — Mid-afternoon | — | — |
| 17:00 — End of work | — | — |
| 20:00 — Evening | — | — |
Daylight saving status
🇹🇭 Bangkok
Bangkok does not observe daylight saving time. The local offset is fixed year-round.
🇺🇸 San Francisco
Currently in PDT (daylight saving)
Clocks go back to PST
on Sunday 1 November 2026