Cheap flights from Illinois to Chicago from $39
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Chicago departing on 10/6. 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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United Airlines flights from Illinois to Chicago O'Hare Intl Airport
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Contour flights from Illinois to Chicago O'Hare Intl Airport
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How to get the cheapest flight ticket from Illinois to Chicago O'Hare Intl Airport
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 day to depart on your flight to Chicago O'Hare Intl Airport?
The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Tuesday when prices can be found for as low as $400. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Illinois because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $552.
What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?
Flying to Chicago O'Hare Intl Airport from Illinois in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $425 when looking at flights departing in the afternoon. Try not to purchase tickets at noon because they tend to be around $530. Of course, these prices can vary depending on the time of year and what airport you fly to.
What is the cheapest Illinois to Chicago O'Hare Intl flight route?
Fly from Moline Quad-City to Chicago O'Hare Intl for the best Illinois - Chicago O'Hare Intl flight prices
What cabin class options are available on Illinois to Chicago O'Hare Intl flights?
There are 4 cabin classes available to choose from on Illinois to Chicago O'Hare Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
How many flights depart from Illinois to Chicago O'Hare Intl Airport on average per day?
As of June 2025, 116 flights take off from Illinois and land in Chicago O'Hare Intl Airport each day. The most common flight departure time for this route is 6:00AM, with 47% of daily flights taking off at noon.
How many flights depart from Illinois to Chicago O'Hare Intl Airport on average per week?
As of June 2025, there are 816 flights per week flying from Illinois to Chicago O'Hare Intl Airport. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.
Cheap Illinois to Chicago O'Hare Intl Airport flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Illinois to Chicago O'Hare Intl Airport
When did momondo last update prices for flights from Illinois to Chicago O'Hare Intl Airport?
Prices for flights from Illinois to Chicago O'Hare Intl Airport refresh daily.
How many operators does momondo search for flights from Illinois to Chicago O'Hare Intl Airport?
As of June 2025, there are 4 operators available to choose from for flights from Illinois to Chicago O'Hare Intl Airport.
How old do you have to be to fly from Illinois to Chicago O'Hare Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The travel and health documents required for your trip to Chicago O'Hare Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago O'Hare Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Illinois to Chicago O'Hare Intl Airport?
momondo data reveals that the most frequently booked plane model on the route from Illinois to Chicago O'Hare Intl Airport is Canadair (Bombardier) Regional Jet, representing 12.73% of all bookings. The subsequent popular models are Airbus A319 at 11.93%, Embraer 175 (Enhanced Winglets) at 11.80%, and Airbus A320-100/200 at 11.66%.
Best airlines flying from Illinois to Chicago O'Hare Intl Airport
Compare and see reviews for airlines that fly from Illinois to Chicago O'Hare Intl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $179 | Free Cancellation | Rating 7.4 8,810 reviews | |||
| PriceFrom $179 | Free Cancellation | Rating 7.2 10,000 reviews |
Traveling to a place near Chicago?
Book flights to Chicago if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Illinois to Chicago?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chicago from Illinois.
Can I find flights from Illinois to Chicago with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Illinois to Chicago flights to just show those with flexible booking policies.
How can momondo help me find flights from Illinois to Chicago?
Once all potential Illinois to Chicago flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Illinois to Chicago right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Chicago, momondo offers a useful price alert feature which will track prices for flights to Chicago from Illinois and alert you when they change.