Cheap Flights to Illinois from $28 (2026/2027)

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Flights
Chicago

How Much Does it Cost To Fly To Illinois?

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

Wed, Jun 24 - Tue, Jun 30
ATL
Hartsfield-Jackson Atlanta Intl.
MDW
Midway Intl.
$58 Roundtrip, found 3 days ago
$58
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Wed, Jun 24 from Hartsfield-Jackson Atlanta Intl. to Midway Intl., returning Tue, Jun 30, priced at $58 found 3 days ago
Sat, Aug 15 - Sat, Aug 22
DFW
Dallas-Fort Worth Intl.
MDW
Midway Intl.
$58 Roundtrip, found 3 days ago
$58
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Sat, Aug 15 from Dallas-Fort Worth Intl. to Midway Intl., returning Sat, Aug 22, priced at $58 found 3 days ago
Tue, Oct 6 - Thu, Oct 15
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$60 Roundtrip, found 4 days ago
$60
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Tue, Oct 6 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Thu, Oct 15, priced at $60 found 4 days ago
Tue, Jul 14 - Wed, Aug 12
ATL
Hartsfield-Jackson Atlanta Intl.
ORD
O'Hare Intl.
$68 Roundtrip, found 3 days ago
$68
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Tue, Jul 14 from Hartsfield-Jackson Atlanta Intl. to O'Hare Intl., returning Wed, Aug 12, priced at $68 found 3 days ago
Tue, Jul 14 - Tue, Jul 14
DFW
Dallas-Fort Worth Intl.
STL
Lambert-St. Louis Intl.
$68 Roundtrip, found 4 days ago
$68
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Tue, Jul 14 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Tue, Jul 14, priced at $68 found 4 days ago
Thu, Sep 17 - Wed, Sep 23
DFW
Dallas-Fort Worth Intl.
ORD
O'Hare Intl.
$118 Roundtrip, found 2 days ago
$118
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Sep 17 from Dallas-Fort Worth Intl. to O'Hare Intl., returning Wed, Sep 23, priced at $118 found 2 days ago
Wed, Jul 15 - Tue, Jul 21
ATL
Hartsfield-Jackson Atlanta Intl.
RFD
Greater Rockford
$245 Roundtrip, found 2 days ago
$245
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Jul 15 from Hartsfield-Jackson Atlanta Intl. to Greater Rockford, returning Tue, Jul 21, priced at $245 found 2 days ago
Mon, Sep 7 - Wed, Sep 9
DAL
Love Field
STL
Lambert-St. Louis Intl.
$261 Roundtrip, found 5 days ago
$261
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Mon, Sep 7 from Love Field to Lambert-St. Louis Intl., returning Wed, Sep 9, priced at $261 found 5 days ago
OriginDestinationTravel DatesFlights From*
ATLChicagoAugust 31 to September 2$100
ATLPeoriaSeptember 17 to September 21$319
ATLMolineJuly 24 to August 1$347
LAXMolineJuly 15 to July 18$357
ATLBloomingtonJune 25 to July 5$378
ATLSpringfieldAugust 12 to August 18$411
EWREvansvilleJuly 9 to July 13$441
ATLEvansvilleJuly 21 to July 22$468
LAXPeoriaAugust 6 to August 13$497
LAXSavoySeptember 3 to September 7$528
LAXEvansvilleSeptember 5 to September 5$809
PVGChicagoSeptember 15 to November 26$1,140
PVGSt. LouisSeptember 8 to March 3$1,328
PVGEvansvilleSeptember 16 to September 23$1,576
PVGChicagoJuly 9 to September 1$3,227
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
ATLChicagoJune 13 to June 30$195
LGAChicagoJune 13 to June 15$249
ATLChicagoJune 13 to June 14$252
LGASt. LouisJune 12 to July 31$323
LAXChicagoJune 12 to June 20$348
LAXSt. LouisJune 12 to June 16$356
LAXChicagoJune 13 to June 16$383
ATLRockfordJune 13 to June 18$389
DFWRockfordJune 14 to June 30$409
LAXPeoriaJune 12 to June 17$618
LAXMolineJune 14 to June 20$690
LAXRockfordJune 13 to June 14$836
LAXSavoyJune 14 to June 17$913
PEKChicagoJune 12 to August 31$1,224
PVGChicagoJune 14 to July 18$1,318
*Prices include taxes and fees

Best Illinois Flight and Hotel Packages

Price found within the past 48 hours. Click for updated prices.
The Wildwood Hotel
3.5-star property

The Wildwood Hotel

Aug 14 - Aug 16

2 night stay

Dallas (DFW) to St. Louis (STL)

American Airlines • Coach

St. Louis (STL) to Dallas (DFW)

Frontier Airlines • Coach
Save 100% on your flight
Price was $575, price is now $342 per person
$342
per person
found 1 day ago
Level Chicago – Old Town
4.0-star property

Level Chicago – Old Town

Aug 14 - Aug 21

7 night stay

Newark Liberty Intl. Airport (EWR) to Chicago (ORD)

United • Roundtrip • Coach
Save 100% on your flight
Price was $2,528, price is now $1,456 per person
$1,456
per person
found 1 day ago
Isle Casino Hotel - Bettendorf
3.0-star property

Isle Casino Hotel - Bettendorf

Sep 3 - Sep 8

5 night stay

Orlando (MCO) to Moline (MLI)

American Airlines • Non-stop roundtrip • Coach
Save 100% on your flight
Price was $895, price is now $555 per person
$555
per person
found 4 hours ago
Don't see what you're looking for?
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Travelers ❤️ These 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 the clean rooms in our reviews. Popular attractions Grant Park and Millennium Park are located nearby.
8/10 Very Good! (10,187 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 our reviews. Popular attractions Michigan Avenue and Chicago Riverwalk are located nearby.
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 and the clean rooms in our reviews. Popular attractions Rosemont Theatre and Allstate Arena are located nearby.
8.8/10 Excellent! (2,623 reviews)
"N/A"

Reviewed on Jun 7, 2026

Opens in a new windowHyatt Regency O'Hare Chicago
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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 staff and the clean rooms in our reviews. Popular attractions Michigan Avenue and Chicago Riverwalk are located nearby.
8.2/10 Very Good! (1,555 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.

Frequently asked questions

How much is the cheapest flight to Illinois?
A roundtrip flight to Illinois cost as little as $58 within the last seven days. When you're ready to make a booking, we'll help you find a top deal. This price was available on Travelocity for flights to Illinois departing within the next year. Prices and availability are subject to change. Additional terms apply.
Which airlines fly to Illinois?
You'll have a choice of 15 airlines when you want to organize your flight to Illinois. Let Southwest Airlines take you there. This top carrier offers 5,737 services a month to Chicago, Illinois's premier city.
What is the cheapest month to fly to Illinois?
Splash out more money on epic experiences and less on airfares by visiting Illinois in June. This is the most affordable time to set off to this destination based on Travelocity's direct return flight demand between January and December last year. Take a peek at our list of flights and get away from it all without draining your bank account.
How can I check my flight status to Illinois?
Visit the Travelocity customer portal, Trips. You'll find almost everything related to your flight to Illinois here, including valuable information about any gate changes, flight delays and more. Keep an eye out for Trips at the top right of the Travelocity homepage. Simply sign up, log in and discover what you need. Or you can access your itinerary on the go and get real-time travel updates with the Travelocity app. You'll find all your itineraries in one convenient place, so you can quickly share details with any members of your family flying with you.
How do I find the best deals on flights to Illinois?
Being flexible with your travel dates is one of the best ways to score a fantastic deal. Travelocity makes it a snap to find your perfect fare through the "Flexible dates" feature. First, search for your flight to Illinois, then compare prices for surrounding days by clicking the Flexible dates box above. Booking ahead of time and traveling outside of peak periods will also help you save. In the last seven days, the cheapest price for a return flight to Illinois was $58 on our site. This price was available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Why should I book my flight to Illinois with Travelocity?
Look for cheap flights to Illinois with Travelocity and start arranging your next adventure. With 24/7 customer assistance during every step of your trip and a Price Match Guarantee, we take the difficulty out of reserving cheap family flights, places to stay and more. Bag a top deal today and prepare for an amazing adventure.
What are the most popular flight routes to Illinois?
To help you in your search for flights to Illinois, browse our list of some of the preferred routes:

  • Denver, CO (DEN-Denver Intl.) to O'Hare Intl. Airport (ORD) - 4,203 flights a month.
  • Minneapolis, MN (MSP-Minneapolis - St. Paul Intl.) to O'Hare Intl. Airport (ORD) - 4,155 flights a month.
  • New York, NY (LGA-LaGuardia) to O'Hare Intl. Airport (ORD) - 4,138 flights a month.

How much is a flight to Illinois on average?
Airfares for roundtrip flights to Illinois cost between $58 and $3,227 in the last seven days. The moment you see a fabulous deal, snap it up and get ready to set off on your next wonderful adventure with Travelocity. These prices were available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
How long is the average flight to Illinois?
The length of your direct flight to Illinois mostly depends on your point of departure. To give you an idea of what to expect, here are the average travel times for a handful of popular routes to Illinois:

  • Denver, CO (DEN-Denver Intl.) to O'Hare Intl. Airport (ORD) - 2 hours and 29 minutes
  • Minneapolis, MN (MSP-Minneapolis - St. Paul Intl.) to O'Hare Intl. Airport (ORD) - 2 hours and 20 minutes
  • New York, NY (LGA-LaGuardia) to O'Hare Intl. Airport (ORD) - 2 hours and 41 minutes

What can I expect on a flight to Illinois?
Factors such as which carrier you choose and where you're departing from will mostly determine your travel experience. Chances are you'll find all kinds of flights to Illinois, from cheap flights for family vacations to first class journeys. Warm meals, drinks and entertainment are usually what most airlines provide on long-haul trips.

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