Get a United fare check: Chicago and San Francisco
The Chicago to San Francisco route at a glance
1,846 milesapproximate distance
about 4½ hourstypical time in the air
ORD, SFO, OAK, SJCairports we can check
About 1,850 miles separate Chicago and San Francisco, two United hubs. Expect a flight of around four and a half hours, and set your watch back two hours when you land.
Tips for this route
- Fog at SFO in the summer and winter weather in Chicago can both cause delays. Avoid tight connections.
- If you’re heading around the Bay Area, Oakland and San Jose are sometimes worth pricing too.
- On a longer flight, look at what your fare includes for seats and bags.
How it works
- Call 1-800-369-5081 or send a fare-check request with your dates and number of travelers.
- We check United fares between Chicago and San Francisco.
- You review the options and confirm before anything is booked.
Questions about this route
Are you United Airlines?
No. TravelonAir is an independent travel agency and is not affiliated with United Airlines.
Is there a time difference between Chicago and San Francisco?
Yes. San Francisco is two hours behind Chicago.
How long is the flight from Chicago to San Francisco?
Around four and a half hours heading west.
Can you book the return flight too?
Yes. Tell us your dates for both directions, or ask for two one-way tickets. We’ll compare the options.