Flights from Chicago to San Francisco
O'Hare Intl (ORD) → San Francisco Intl (SFO)
Distance
1,842 mi
Nonstop flight time
~4h 10m
Cashback
On every booking
Booking Chicago → San Francisco the smart way
The Chicago–San Francisco route runs about 1,842 miles, roughly 4h 10m nonstop. The headline fare is rarely the real price, though — bags, seats, and change fees add up. Planet shows your effective member cost after cashback so you compare the number that actually leaves your wallet, and our free Flight Fee Calculator reveals the true all-in cost before you book.
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Frequently asked questions
- How long is the flight from Chicago to San Francisco?
- A nonstop flight from Chicago (ORD) to San Francisco (SFO) covers about 1,842 miles and takes roughly 4h 10m in the air. Connections add time.
- When is the cheapest time to book Chicago to San Francisco?
- As a rule of thumb, booking a few weeks to a couple of months ahead for domestic trips (and longer for international) tends to land the best fares, and mid-week departures are often cheaper than weekends. Create a free account and Planet can watch this route and alert you when the price drops.
- Does Planet offer cashback on Chicago to San Francisco flights?
- Planet returns eligible booking commissions to members as cashback, so your effective member cost — the fare minus the cashback you earn — is lower than the sticker price. Planet shows that number before you book.
- What's the true cost of this flight after fees?
- The headline fare often excludes bags, seat selection, and change fees — especially on basic economy and ultra-low-cost carriers. Use Planet's free Flight Fee Calculator to see the real all-in price before you compare.