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Time Difference: Istanbul to San Francisco

🇹🇷IstanbulUTC+3
vs
🇺🇸San FranciscoUTC-8
🇹🇷
Istanbul, Turkey
Wed, Jun 3
🇺🇸
San Francisco, US
Tue, Jun 2

Click a time to convert

Time Difference
10 hours
San Francisco is 10 hours behind Istanbul

Istanbul vs San Francisco timezone guide

Istanbul (Turkey) uses the Europe/Istanbul timezone at UTC+3, while San Francisco (US) uses America/Los_Angeles at UTC-8. This means San Francisco is 11 hours behind Istanbul (based on standard offsets — the live difference above accounts for daylight saving time).

Best meeting times between Istanbul and San Francisco

Standard 9-to-5 working hours in Istanbul and San Francisco 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

IstanbulSan FranciscoStatus
6am8pmIstanbul early, San Francisco evening
7am9pmIstanbul early, San Francisco evening
8am10pmIstanbul early, San Francisco late evening
9am11pmIstanbul working hours, San Francisco late evening
10am12amIstanbul working hours, San Francisco asleep
11am1amIstanbul working hours, San Francisco asleep
12pm2amIstanbul working hours, San Francisco asleep
1pm3amIstanbul working hours, San Francisco asleep
2pm4amIstanbul working hours, San Francisco asleep
3pm5amIstanbul working hours, San Francisco asleep
4pm6amOne side outside 9-to-5 but still awake
5pm7amIstanbul evening, San Francisco early
6pm8amIstanbul evening, San Francisco early
7pm9amOne side outside 9-to-5 but still awake
8pm10amOne side outside 9-to-5 but still awake
9pm11amOne side outside 9-to-5 but still awake
10pm12pmIstanbul late evening, San Francisco 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 Istanbul and San Francisco

San Francisco observes daylight saving time, but Istanbul does not. That means the difference between the two cities changes seasonally — by one hour, around San Francisco's transition dates.

  • Jan 1 Mar 8Istanbul is 11 hours ahead San Francisco
  • Mar 8 Nov 1Istanbul is 10 hours ahead San Francisco
  • Nov 1 Jan 1Istanbul is 11 hours ahead San Francisco

Distance between Istanbul and San Francisco

Great-circle distance
10,785 km
Direct flight time
~13h 41m

Istanbul and San Francisco are 10,785 km apart along the great-circle route. A direct flight takes roughly ~13h 41m, depending on aircraft type, winds, and routing.

Frequently asked questions

What is the time difference between Istanbul and San Francisco?
The current time difference is 10 hours. Istanbul is currently 10 hours ahead of San Francisco.
Is Istanbul ahead of San Francisco?
Yes. Istanbul is currently 10 hours ahead of San Francisco.
What time is it in San Francisco when it's 9 AM in Istanbul?
When it's 9 AM in Istanbul, it's 11pm in San Francisco.
When is the best time to schedule a meeting between Istanbul and San Francisco?
Standard 9-to-5 working hours in Istanbul and San Francisco do not overlap. To meet synchronously, one side will need to start before 9 AM or work past 5 PM — see the planner above for the least disruptive options.
Do Istanbul and San Francisco observe daylight saving time?
San Francisco observes daylight saving time, but Istanbul does not — the difference between the two cities changes by one hour around the DST transition dates.
How far apart are Istanbul and San Francisco?
Istanbul and San Francisco are 10,785 km apart along the great-circle route. A direct flight takes roughly 13 hours 41 minutes.