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Time Difference: Chicago to San Francisco

🇺🇸ChicagoUTC-6
vs
🇺🇸San FranciscoUTC-8
🇺🇸
Chicago, US
Sat, May 30
🇺🇸
San Francisco, US
Sat, May 30

Click a time to convert

Time Difference
2 hours
San Francisco is 2 hours behind Chicago
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🇺🇸
Chicago
View city page
🇺🇸
San Francisco
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Chicago vs San Francisco timezone guide

Chicago (US) uses the America/Chicago timezone at UTC-6, while San Francisco (US) uses America/Los_Angeles at UTC-8. This means San Francisco is 2 hours behind Chicago (based on standard offsets — the live difference above accounts for daylight saving time).

Best meeting times between Chicago and San Francisco

Standard 9-to-5 working hours overlap by 6 hours per day. The shared window is 11am–5pm in Chicago, which is 9am–3pm in San Francisco. Schedule recurring meetings inside that window and both teams stay inside standard working hours.

Hour-by-hour planner

ChicagoSan FranciscoStatus
6am4amChicago early, San Francisco asleep
7am5amChicago early, San Francisco asleep
8am6amChicago early, San Francisco early
9am7amOne side outside 9-to-5 but still awake
10am8amOne side outside 9-to-5 but still awake
11am9amBoth at work — ideal meeting time
12pm10amBoth at work — ideal meeting time
1pm11amBoth at work — ideal meeting time
2pm12pmBoth at work — ideal meeting time
3pm1pmBoth at work — ideal meeting time
4pm2pmBoth at work — ideal meeting time
5pm3pmOne side outside 9-to-5 but still awake
6pm4pmOne side outside 9-to-5 but still awake
7pm5pmChicago evening, San Francisco evening
8pm6pmChicago evening, San Francisco evening
9pm7pmChicago evening, San Francisco evening
10pm8pmChicago late evening, San Francisco evening

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 Chicago and San Francisco

Both Chicago and San Francisco observe daylight saving time on the same dates in 2026, so they spring forward and fall back together. The difference between them stays at 2 hours ahead year-round.

Distance between Chicago and San Francisco

Great-circle distance
2,985 km
Direct flight time
~4h 31m

Chicago and San Francisco are 2,985 km apart along the great-circle route. A direct flight takes roughly ~4h 31m, depending on aircraft type, winds, and routing.

More comparisons

Chicago to New YorkChicago to LondonChicago to TokyoChicago to SydneySan Francisco to New YorkSan Francisco to LondonSan Francisco to TokyoSan Francisco to Sydney

Frequently asked questions

What is the time difference between Chicago and San Francisco?
The current time difference is 2 hours. Chicago is currently 2 hours ahead of San Francisco.
Is Chicago ahead of San Francisco?
Yes. Chicago is currently 2 hours ahead of San Francisco.
What time is it in San Francisco when it's 9 AM in Chicago?
When it's 9 AM in Chicago, it's 7am in San Francisco.
When is the best time to schedule a meeting between Chicago and San Francisco?
The best window is 11am–5pm in Chicago, which is 9am–3pm in San Francisco. That's 6 hours where both teams are inside standard 9-to-5 working hours.
Do Chicago and San Francisco observe daylight saving time?
Both Chicago and San Francisco observe daylight saving time on the same dates, so their time difference does not change during the year.
How far apart are Chicago and San Francisco?
Chicago and San Francisco are 2,985 km apart along the great-circle route. A direct flight takes roughly 4 hours 31 minutes.