$257 Find Cheap Flights from San Francisco to Chicago – Compare and Save

The cheapest month for flights from San Francisco to Chicago O'Hare Intl Airport is September, where tickets cost $575 (return) on average. On the other hand, the most expensive months are June and July, where the average cost of round-trip tickets is $864 and $825 respectively.

Yes, flying with a stopover may cost you more time, but you can also save money on the route, with a 1 stop stopover the cheapest option at $624 on average.

Weekly flights between San Francisco and Chicago historically see delays in approximately 11% of cases, with the average delay over the past year being 190 minutes.

Typically, flights leaving in the morning tend to face fewer delays, whereas flights in the evening have historically encountered delays more often.

Statistically, Tuesday is the day of the week with the fewest delays on this flight route, while Sunday has typically experienced more delays than other days.

Based on our data, United Airlines have experienced the fewest delays on this route in the past 12 months, with only about 10% of their flights encountering any delays.

There are 2 cabin class options for the route. These are Business and Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Each day, there are between 15 and 17 direct flights that take off from San Francisco and land in Chicago O'Hare Intl Airport, with an average flight time of 4h 29m. The most common departure time is 13:00 and most flights take off in the afternoon. Each week, there are 117 flights. The most frequent day of departure is Monday, when 15% of all weekly flights depart. The fewest flights depart on a Saturday.