Cheap flights from Santa Barbara to Illinois from $190

The cheapest month to fly to Illinois from Santa Barbara is in January. Flight prices, which tend to average around $343, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of January, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $346.

The cheapest day to depart from Santa Barbara to Illinois is on a Wednesday when prices can be found for as low as $402. Flights from Santa Barbara to Illinois on a Monday will generally be more expensive and average around $658. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Our most recent data shows that the best time of day to fly to Illinois is in the morning. Flights from Santa Barbara to Illinois during this time can be as low as $428. Flights at noon are often more expensive with an average ticket price of $480.

Fly from Santa Barbara to Chicago O'Hare Intl for the best Santa Barbara - Illinois flight prices

You are more likely to see cheaper flights to Illinois from Santa Barbara when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $423 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Santa Barbara for as low as $301 on momondo.

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

Alaska Airlines, Southwest, and American Airlines are the most popular carriers operating from Santa Barbara to Illinois

American Airlines, United Airlines and Frontier are the top three most popular airlines that fly to Illinois from Santa Barbara according to our data. American Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 7 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

The number of flights available between Santa Barbara and Illinois is 1 per day as of September 2026. The most frequent departure time is 12:00PM, with 58% of daily flights leaving in the afternoon.

The number of flights available between Santa Barbara and Illinois is 7 per week as of September 2026. The most frequent departure day is Tue, with 29% of weekly flights leaving on this day.