Cheap flights from Michigan to Illinois from $38
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Michigan to Illinois departing on 7/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Michigan to Illinois
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Illinois?
The cheapest month to fly to Illinois from Michigan is in October. Flight prices, which tend to average around $99, 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 October, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $107.
What is the cheapest day to depart on your flight to Illinois?
The cheapest day to depart from Michigan to Illinois is on a Friday when prices can be found for as low as $510. Flights from Michigan to Illinois on a Monday will generally be more expensive and average around $795. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Illinois?
Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from Michigan to Illinois during this time can be as low as $452. Flights at noon are often more expensive with an average ticket price of $948.
What is the cheapest Michigan to Illinois flight route?
Fly from Detroit Metropolitan Wayne County to Chicago Midway for the best Michigan - Illinois flight prices
How far in advance should I book a flight to Illinois?
You are more likely to see cheaper flights to Illinois from Michigan when booking 8 weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $218 when searching 8 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Michigan for as low as $115 on momondo.
What cabin class options are available on Michigan to Illinois flights?
There are 4 cabin classes available to choose from on Michigan to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Michigan to Illinois?
Spirit Airlines, Southwest, and American Airlines are the most popular carriers operating from Michigan to Illinois
What airlines fly to Illinois?
United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Illinois from Michigan according to our data. United Airlines is the first choice among our users, with 44% 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.
How many flights depart from Michigan to Illinois on average per day?
The number of flights available between Michigan and Illinois is 239 per day as of June 2025. The most frequent departure time is 12:00PM, with 42% of daily flights leaving in the afternoon.
How many flights depart from Michigan to Illinois on average per week?
1,676 flights are operational weekly from Michigan to Illinois as of June 2025. The most popular departure day for this route is Thu, with 17% of flights per week taking off on this day.
Cheap Michigan to Illinois flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Michigan to Illinois
When did momondo last update prices for flights from Michigan to Illinois?
Prices for flights from Michigan to Illinois were last updated today.
How many operators does momondo search for flights from Michigan to Illinois?
As of June 2025, there are 7 operators available to choose from for flights from Michigan to Illinois.
How old do you have to be to fly from Michigan to Illinois?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Michigan to Illinois.
What documentation or ID do you need to fly to Illinois?
The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Michigan to Illinois?
momondo data reveals that the most frequently booked plane model on the route from Michigan to Illinois is Airbus A320-100/200, representing 10.44% of all bookings. The subsequent popular models are Embraer 175 (Enhanced Winglets) at 8.56%, Boeing 717-200 at 6.59%, and Boeing 737 MAX 8 at 5.84%.
Best airlines flying from Michigan to Illinois
Compare and see reviews for airlines that fly from Michigan to Illinois with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $38 | Free Cancellation | Rating 6.3 8,052 reviews | |||
| PriceFrom $97 | Free Cancellation | Rating 8.0 7,950 reviews | |||
| PriceFrom $97 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $97 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $108 | Free Cancellation | Rating 8.0 4,287 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Michigan to Illinois?
It is quick and easy to find Michigan to Illinois flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Illinois that suits you.
Can I find flights from Michigan to Illinois with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Illinois from Michigan with this policy.
How can momondo help me find flights from Michigan to Illinois?
momondo helps you find the best flight between Michigan and Illinois by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Michigan to Illinois right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Michigan to Illinois flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.