Cheap flights from San Francisco to Chicago from ₹ 15,735

The cheapest month to fly to Chicago O'Hare Intl Airport from San Francisco is in September. Flight prices, which tend to average around ₹ 31,756, are often lower during this time because this is during the off-season. If you don’t want to visit Chicago O'Hare Intl Airport in September, then you should wait until January to fly from San Francisco, when ticket prices are also cheap, with an average price of ₹ 34,903.

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Tuesday when prices can be found for as low as ₹ 25,942. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around ₹ 53,395. These prices are subject to change though, so be sure to set up a Price Alert for flights to Chicago O'Hare Intl Airport.

In the afternoon is the cheapest time of day to fly from San Francisco to Chicago O'Hare Intl Airport when you can find flight prices for as low as ₹ 38,238. Flying to Chicago O'Hare Intl Airport in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are ₹ 47,945 on average. Flights to Chicago O'Hare Intl Airport from San Francisco in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

Fly from San Francisco to Chicago O'Hare Intl for the best San Francisco - Chicago O'Hare Intl flight prices

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around ₹ 40,021 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from San Francisco for as low as ₹ 33,854 on momondo.

There are 2 cabin classes available to choose from on San Francisco to Chicago O'Hare Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between San Francisco to Chicago O'Hare Intl Airport.

As of July 2026, prices for San Francisco to Chicago O'Hare Intl Airport flights are approximately 1% cheaper when compared to flights at the same time last year.

Historically, on average around 11% of flights between San Francisco and Chicago have experienced a delay on any given week. The average delay length over the past 12 months has been 186 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, United Airlines have had the fewest delays on this route over the last 12 months, with about 10% of their flights experiencing any sort of delay.

67 flights are operational daily from San Francisco to Chicago O'Hare Intl Airport as of July 2026. The most popular departure time for this route is 08:00, with 46% of flights per day taking off at midday.

The number of flights available between San Francisco and Chicago O'Hare Intl Airport is 471 per week as of July 2026. The most frequent departure day is Mon, with 18% of weekly flights leaving on this day.