Cheap flights from Columbia to Illinois from $223

The cheapest month to fly to Illinois from Columbia is in January. Flight prices, which tend to average around $305, 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 August is also cheap. Prices for this month can be found on momondo for an average of $332.

The cheapest day to depart from Columbia to Illinois is on a Thursday when prices can be found for as low as $419. Flights from Columbia to Illinois on a Monday will generally be more expensive and average around $748. 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 afternoon. Flights from Columbia to Illinois during this time can be as low as $469. Flights at noon are often more expensive with an average ticket price of $521.

Fly from Columbia Metropolitan to Chicago O'Hare Intl for the best Columbia Metropolitan - Illinois flight prices

You are more likely to see cheaper flights to Illinois from Columbia when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $399 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Columbia for as low as $283 on momondo.

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

Delta, American Airlines, and United Airlines are the most popular carriers operating from Columbia Metropolitan to Illinois

American Airlines, United Airlines and Frontier are the top three most popular airlines that fly to Illinois from Columbia according to our data. American Airlines is the first choice among our users, with 59% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 6 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

As of November 2026, there are 7 flights per day flying from Columbia to Illinois. The most common time of day flights depart is 10:00AM, with 59% of flights taking off at noon.

As of November 2026, there are 53 flights per week flying from Columbia to Illinois. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.