Time Difference: San Diego to Singapore
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San Diego vs Singapore timezone guide
San Diego (US) uses the America/Los_Angeles timezone at UTC-8, while Singapore (Singapore) uses Asia/Singapore at UTC+8. This means Singapore is 16 hours ahead of San Diego (based on standard offsets — the live difference above accounts for daylight saving time).
Best meeting times between San Diego and Singapore
Standard 9-to-5 working hours in San Diego and Singapore do not overlap. To meet synchronously, one side will need to start early or stay late — see the hour-by-hour planner below for the least disruptive options.
Hour-by-hour planner
| San Diego | Singapore | Status |
|---|---|---|
| 6am | 9pm | San Diego early, Singapore evening |
| 7am | 10pm | San Diego early, Singapore late evening |
| 8am | 11pm | San Diego early, Singapore late evening |
| 9am | 12am | San Diego working hours, Singapore asleep |
| 10am | 1am | San Diego working hours, Singapore asleep |
| 11am | 2am | San Diego working hours, Singapore asleep |
| 12pm | 3am | San Diego working hours, Singapore asleep |
| 1pm | 4am | San Diego working hours, Singapore asleep |
| 2pm | 5am | San Diego working hours, Singapore asleep |
| 3pm | 6am | One side outside 9-to-5 but still awake |
| 4pm | 7am | One side outside 9-to-5 but still awake |
| 5pm | 8am | San Diego evening, Singapore early |
| 6pm | 9am | One side outside 9-to-5 but still awake |
| 7pm | 10am | One side outside 9-to-5 but still awake |
| 8pm | 11am | One side outside 9-to-5 but still awake |
| 9pm | 12pm | One side outside 9-to-5 but still awake |
| 10pm | 1pm | San Diego late evening, Singapore working hours |
Green = standard working hours (9 AM – 5 PM). Amber = early (6–9 AM). Orange = evening (5–10 PM). Grey = asleep or late.
Daylight saving time between San Diego and Singapore
San Diego observes daylight saving time, but Singapore does not. That means the difference between the two cities changes seasonally — by one hour, around San Diego's transition dates.
- Dec 31 → Mar 8San Diego is 16 hours behind Singapore
- Mar 8 → Nov 1San Diego is 15 hours behind Singapore
- Nov 1 → Dec 31San Diego is 16 hours behind Singapore
Distance between San Diego and Singapore
San Diego and Singapore are 14,286 km apart along the great-circle route. A direct flight takes roughly ~17h 48m, depending on aircraft type, winds, and routing.