Bangkok to San Diego Time Difference
San Diego is 14 hours behind Bangkok. When it's 12:04:54 AM in Bangkok, it's 10:04:54 AM in San Diego.
How Many Hours Behind Is San Diego From Bangkok?
San Diego is 14 hours behind Bangkok. So Bangkok is 14 hours ahead of San Diego looking the other way — the same gap, described from the other end.
In practice that means a working day in Bangkok starts when it is already 7:00 PM the previous day in San Diego. The gap is not fixed all year: it becomes 15 hours on Sunday, November 1, 2026, when San Diego changes its clocks.
Best Time to Call Bangkok and San Diego
Standard 9-to-5 hours in Bangkok and San Diego never overlap, so someone has to take the call outside their working day. The most workable window is 7:00 AM to 12:00 PM in Bangkok, which is 5:00 PM to 10:00 PM in San Diego.
both at work Bangkok only San Diego only neither — hours shown along the strip are Bangkok local time.
Convert a Specific Time
Pick any date and time in Bangkok to see the exact equivalent in San Diego.
Common Times Converted
Bangkok time on the left, San Diego time on the right.
Bangkok to San Diego: Full 24-Hour Conversion Table
Based on today, Monday, October 12, 2026 in Bangkok. Shaded rows are working hours; the darker shade marks the hours when both cities are at work.
| Bangkok | San Diego | Working hours |
|---|---|---|
| 12:00 AM | 10:00 AM prev day | San Diego only |
| 1:00 AM | 11:00 AM prev day | San Diego only |
| 2:00 AM | 12:00 PM prev day | San Diego only |
| 3:00 AM | 1:00 PM prev day | San Diego only |
| 4:00 AM | 2:00 PM prev day | San Diego only |
| 5:00 AM | 3:00 PM prev day | San Diego only |
| 6:00 AM | 4:00 PM prev day | San Diego only |
| 7:00 AM | 5:00 PM prev day | — |
| 8:00 AM | 6:00 PM prev day | — |
| 9:00 AM | 7:00 PM prev day | Bangkok only |
| 10:00 AM | 8:00 PM prev day | Bangkok only |
| 11:00 AM | 9:00 PM prev day | Bangkok only |
| 12:00 PM | 10:00 PM prev day | Bangkok only |
| 1:00 PM | 11:00 PM prev day | Bangkok only |
| 2:00 PM | 12:00 AM | Bangkok only |
| 3:00 PM | 1:00 AM | Bangkok only |
| 4:00 PM | 2:00 AM | Bangkok only |
| 5:00 PM | 3:00 AM | — |
| 6:00 PM | 4:00 AM | — |
| 7:00 PM | 5:00 AM | — |
| 8:00 PM | 6:00 AM | — |
| 9:00 PM | 7:00 AM | — |
| 10:00 PM | 8:00 AM | — |
| 11:00 PM | 9:00 AM | San Diego only |
Understanding the Bangkok – San Diego Time Difference
Bangkok runs on Asia/Bangkok, currently UTC+7:00. San Diego runs on America/Los_Angeles, currently PDT (UTC-7:00). The gap of 14 hours is simply the distance between those two offsets.
San Diego observes Daylight Saving Time and Bangkok does not, so the gap between them shifts by an hour twice a year. The next shift is on Sunday, November 1, 2026, when San Diego adjusts its clocks and the difference becomes 15 hours. Anything scheduled across that date needs checking again.
Full clock-change dates: Daylight Saving Time in the United States.
Bangkok today
San Diego today
Frequently Asked Questions
What is the time difference between Bangkok and San Diego?
San Diego is currently 14 hours behind Bangkok. That gap becomes 15 hours on Sunday, November 1, 2026, when San Diego changes its clocks.
How many hours behind is San Diego from Bangkok?
San Diego is 14 hours behind Bangkok. Looking at it the other way, Bangkok is 14 hours ahead of San Diego.
What time is it in San Diego when it is 9:00 AM in Bangkok?
When it is 9:00 AM in Bangkok, it is 7:00 PM the previous day in San Diego.
Is San Diego ahead of or behind Bangkok?
San Diego is 14 hours behind Bangkok. Bangkok reaches each point in the day first, so San Diego is still getting started while the Bangkok working day is finishing.
What is the best time to call between Bangkok and San Diego?
Standard business hours in Bangkok and San Diego do not overlap at all, so one side has to step outside the 9-to-5. The most workable window is 7:00 AM to 12:00 PM in Bangkok, which is 5:00 PM to 10:00 PM in San Diego.
Does the time difference between Bangkok and San Diego change during the year?
Yes. San Diego observes Daylight Saving Time and Bangkok does not, so the gap between them shifts during the year. It changes to 15 hours on Sunday, November 1, 2026.
What time zones are Bangkok and San Diego in?
Bangkok uses the Asia/Bangkok time zone, currently UTC+7:00. San Diego uses America/Los_Angeles, currently PDT (UTC-7:00).