Cheap Flights from San Francisco to Chicago
Compare cheap flights from San Francisco (SFO) to Chicago (ORD) on Tripile, with fares from around $139. The route takes about 4h 15m, and October is often the best month for low prices.
Airlines on This Route
Popular airlines flying San Francisco to Chicago include United, American Airlines, Spirit, Delta. Compare their schedules, baggage rules, and prices side by side, then book the option that fits your trip.