Cheap flights from Fresno to Chicago from $129

The month of February is, on average, the cheapest month to fly to Chicago from Fresno, with most prices found around $290. If you’re not able to fly to Chicago in February, then December is your next best option. Flight prices from Fresno to Chicago during December average around $345.

The cheapest day to depart on your flight to Chicago is on a Tuesday when prices can be found for as low as $495. This is often the case because there is less demand to fly during this day of the week. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Fresno to Chicago for around $756.

Our most recent data shows that the best time of day to fly to Chicago is in the evening. Flights from Fresno to Chicago during this time can be as low as $453. In contrast, the most expensive time of day to depart to Chicago is in the morning when prices are around $549.

Fly from Fresno Airterminal to Chicago O'Hare Intl for the best Fresno Airterminal - Chicago flight prices

You are more likely to see cheaper flights to Chicago from Fresno when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around $415 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Fresno for as low as $268 on momondo.

There are 4 cabin classes available to choose from on Fresno to Chicago flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 39% on your flight if you consider stops on a Fresno to Chicago flight.

As of October 2026, prices for Fresno to Chicago flights are approximately 30% more expensive when compared to flights at the same time last year.

American Airlines, Southwest, and Alaska Airlines are the most popular carriers operating from Fresno Airterminal to Chicago

United Airlines, Alaska Airlines and American Airlines are the top three most popular airlines that fly to Chicago from Fresno according to our data. United Airlines is the first choice among our users, with 54% of people opting to fly with this airline when traveling to Chicago. Keep in mind that there are 4 different airlines that fly to Chicago on a routine basis, so you have a few additional options to choose from.

San Diego (SAN) was the most common stop: 79% of momondo users choosing 1-stop flights on this route connected there.

Flights via Phoenix (PHX) offer the lowest average round-trip price of $394.

Flights connecting via San Diego (SAN) have the shortest average one-way travel time: 7h 50m.

San Diego (SAN) has the shortest average layover time for this route: 1h 50m.