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Illinois from $128

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Cheap round-trip flights to Illinois

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

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United
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Alaska Airlines

Flights to Illinois starting at $128

Have you been telling yourself, “2026 is the year I travel more and sit less”? Well, here we are and there you are. So, where are you going? Looks like a flight to Illinois is calling. Good thing we can help you bag that flight out of town for cheap, so you can get your resolutions resolved.

Travel like you mean it

When you land it’s not straight to the tourist traps for you. You have things to do and see in Illinois that aren’t on a map or in the “Best of. . .” guides. You know this region is filled with hidden haunts, locals-only know favorites, and the off-beat-so-weird-it’s-amazing places. And you plan to find every last one of them. Good thing you’ll save a grip of cash on your flight so you can daytrip far and wide.

You won’t have to wing it

So how do you score that killer deal on a flight to Illinois? Easy, go through us. These aren’t pie in the sky deals, but ones you can actually score. Filter flights to Illinois by:

  • Hotwire Hot Rate: Do you have a flexible schedule? Hit up the Hotwire Hot Rate and land a super cheap flight to Illinois. We’ll reveal the airline and exact time after you book.
  • Price: How low can we go? Find out. We have prices from $128 to $832.
  • Duration: Want to get to Illinois as fast as you can? Or maybe you don’t mind taking your time to save a few bucks here and there.
  • Departure or Arrival: Like to arrive in the a.m. to get your day going? Or are you a night owl that knows the best fun happens late night? The choice is yours.

So are you going to live up to those travel plans or kick the can to next year? Book your flight to Illinois today and get going.

Last Minute Hotel Deals in Illinois

Congress Plaza Hotel

Congress Plaza Hotel

3.5 out of 5
520 South Michigan Avenue Chicago IL
Book a stay at this business-friendly hotel in Chicago. Enjoy 2 restaurants, 2 bars/lounges, and breakfast (surcharge). Our guests praise the helpful staff and ...
8/10 Very Good! (10,188 reviews)
"The hotel was clean for the most part. Corridors smells like soap because I truly believe the housekeeping works hard to keep them that way. Unfortunately the hotel was just old and needs much needed upgrade. The bathroom was looking noticeably old too and the water in the bath area needs to be at ..."

Reviewed on Jun 7, 2026

Opens in a new windowCongress Plaza Hotel
The Chicago Hotel Collection - Magnificent Mile

The Chicago Hotel Collection - Magnificent Mile

4 out of 5
166 E Superior Street Chicago IL
Book a stay at this boutique hotel in Chicago. Enjoy free WiFi, 2 restaurants, and 2 bars/lounges. Our guests praise the helpful staff and the clean rooms in ...
7.8/10 Good! (1,528 reviews)
"There isn't a coffee machine in the room one is supposed to be in the lobby but although the machines there were 4 there wasn't any tea or coffee pods."

Reviewed on Jun 7, 2026

Opens in a new windowThe Chicago Hotel Collection - Magnificent Mile
Hyatt Regency O'Hare Chicago

Hyatt Regency O'Hare Chicago

4 out of 5
9300 Bryn Mawr Ave Rosemont IL
Book a stay at this business-friendly hotel in Rosemont. Enjoy free WiFi, breakfast (surcharge), and a free airport shuttle. Our guests praise the helpful staff ...
8.8/10 Excellent! (2,623 reviews)
"N/A"

Reviewed on Jun 7, 2026

Opens in a new windowHyatt Regency O'Hare Chicago
Save an average of 15% on thousands of hotels when you're signed in
The Chicago Hotel Collection Ambassador Gold Coast

The Chicago Hotel Collection Ambassador Gold Coast

4 out of 5
1301 N State Pkwy Chicago IL
Book a stay at this business-friendly hotel in Chicago. Enjoy free WiFi, a 24-hour fitness center, and valet parking (surcharge). Our guests praise the helpful ...
8.2/10 Very Good! (1,556 reviews)
"Great stay! I wasn’t sure what to expect since I didn’t know much about the hotel beforehand, but I was pleasantly surprised. The staff was friendly and welcoming, especially the team at the bar, who provided excellent service throughout our stay. The rooms were spacious and comfortable, with plenty ..."

Reviewed on Jun 7, 2026

Opens in a new windowThe Chicago Hotel Collection Ambassador Gold Coast
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.