Cheap flights from Detroit Metropolitan Wayne County Airport to Illinois from $99

The cheapest month to fly to Illinois from Detroit Metropolitan Wayne County Airport is in December. Flight prices, which tend to average around $279, 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 December, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $314.

The cheapest day to depart from Detroit Metropolitan Wayne County Airport to Illinois is on a Friday when prices can be found for as low as $543. Flights from Detroit Metropolitan Wayne County Airport to Illinois on a Sunday will generally be more expensive and average around $797. 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 evening. Flights from Detroit Metropolitan Wayne County Airport to Illinois during this time can be as low as $553. Flights at noon are often more expensive with an average ticket price of $1,011.

Fly from Detroit Metropolitan Wayne County to Chicago Midway for the best Detroit Metropolitan Wayne County - Illinois flight prices

You are more likely to see cheaper flights to Illinois from Detroit Metropolitan Wayne County Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $376 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Detroit Metropolitan Wayne County Airport for as low as $199 on momondo.

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

Delta, Southwest, and American Airlines are the most popular carriers operating from Detroit Metropolitan Wayne County to Illinois

Delta, United Airlines and American Airlines are the top three most popular airlines that fly to Illinois from Detroit Metropolitan Wayne County Airport according to our data. Delta is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 5 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 69 flights per day flying from Detroit Metropolitan Wayne County Airport to Illinois. The most common time of day flights depart is 4:00PM, with 54% of flights taking off in the afternoon.

As of November 2026, there are 483 flights per week flying from Detroit Metropolitan Wayne County Airport to Illinois. The most common day of the week flights depart is Mon, with 18% of flights taking off on this day.