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

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Jet to one of Illinois's top cities

Chicago which includes a city and a high rise building as well as a family

Chicago

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.

Tue, Mar 10 - Sat, May 9
EWR
Newark Liberty Intl. Airport
ORD
O'Hare Intl.
$56 Roundtrip, found 1 day ago
$56
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Tue, Mar 10 from Newark Liberty Intl. Airport to O'Hare Intl., returning Sat, May 9, priced at $56 found 1 day ago
Wed, May 13 - Sat, May 16
EWR
Newark Liberty Intl. Airport
MDW
Midway Intl.
$56 Roundtrip, just found
$56
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, May 13 from Newark Liberty Intl. Airport to Midway Intl., returning Sat, May 16, priced at $56 just found
Wed, Mar 11 - Wed, Mar 11
LGA
LaGuardia
ORD
O'Hare Intl.
$72 Roundtrip, found 20 hours ago
$72
Roundtrip
found 20 hours ago
Select Spirit Airlines flight, departing Wed, Mar 11 from LaGuardia to O'Hare Intl., returning Wed, Mar 11, priced at $72 found 20 hours ago
Thu, Jul 23 - Sun, Jul 26
MCI
Kansas City Intl.
ORD
O'Hare Intl.
$131 Roundtrip, found 3 days ago
$131
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Jul 23 from Kansas City Intl. to O'Hare Intl., returning Sun, Jul 26, priced at $131 found 3 days ago
Sat, May 2 - Mon, May 4
LGA
LaGuardia
MDW
Midway Intl.
$147 Roundtrip, found 1 day ago
$147
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Sat, May 2 from LaGuardia to Midway Intl., returning Mon, May 4, priced at $147 found 1 day ago
Tue, Apr 14 - Sat, Apr 18
LGA
LaGuardia
RFD
Greater Rockford
$151 Roundtrip, found 2 days ago
$151
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Apr 14 from LaGuardia to Greater Rockford, returning Sat, Apr 18, priced at $151 found 2 days ago
Sat, Jul 25 - Sat, Aug 8
MCI
Kansas City Intl.
MDW
Midway Intl.
$157 Roundtrip, found 3 days ago
$157
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Jul 25 from Kansas City Intl. to Midway Intl., returning Sat, Aug 8, priced at $157 found 3 days ago
Tue, Apr 21 - Thu, Apr 23
LGA
LaGuardia
STL
Lambert-St. Louis Intl.
$160 Roundtrip, found 4 hours ago
$160
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Tue, Apr 21 from LaGuardia to Lambert-St. Louis Intl., returning Thu, Apr 23, priced at $160 found 4 hours ago
Tue, Apr 21 - Thu, Apr 23
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$160 Roundtrip, found 4 hours ago
$160
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Tue, Apr 21 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Thu, Apr 23, priced at $160 found 4 hours ago
Wed, Mar 4 - Fri, Mar 6
EWR
Newark Liberty Intl. Airport
RFD
Greater Rockford
$171 Roundtrip, found 6 days ago
$171
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Mar 4 from Newark Liberty Intl. Airport to Greater Rockford, returning Fri, Mar 6, priced at $171 found 6 days ago
Fri, Apr 24 - Sat, Apr 25
MCI
Kansas City Intl.
STL
Lambert-St. Louis Intl.
$214 Roundtrip, found 2 days ago
$214
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Fri, Apr 24 from Kansas City Intl. to Lambert-St. Louis Intl., returning Sat, Apr 25, priced at $214 found 2 days ago
OriginDestinationTravel DatesFlights From*
ATLPeoriaMarch 22 to March 31$266
DFWPeoriaApril 8 to April 11$282
LAXSavoyMay 6 to May 13$298
LAXPeoriaMay 15 to May 16$303
LAXMolineApril 14 to April 19$309
LAXBloomingtonApril 9 to May 7$319
JFKEvansvilleJune 2 to June 16$339
ATLMolineJune 1 to June 18$399
ATLSpringfieldMarch 27 to March 29$400
LAXSpringfieldMarch 24 to April 8$461
LAXEvansvilleMay 14 to May 17$529
PVGSt. LouisMarch 30 to April 9$1,186
PVGChicagoMarch 23 to March 24$1,267
PVGEvansvilleApril 1 to October 28$1,457
PEKPeoriaMarch 9 to April 7$1,557
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
ATLChicagoFebruary 22 to March 7$151
ATLChicagoFebruary 22 to March 1$235
ATLSt. LouisFebruary 22 to February 25$239
ATLRockfordFebruary 22 to March 1$322
ATLPeoriaFebruary 21 to February 24$360
LAXChicagoFebruary 21 to February 23$367
LAXChicagoFebruary 22 to February 26$479
LAXSt. LouisFebruary 21 to February 28$483
ATLSpringfieldFebruary 21 to February 27$567
LAXRockfordFebruary 21 to February 23$581
LAXPeoriaFebruary 22 to March 1$613
ATLBloomingtonFebruary 21 to February 25$619
LAXMolineFebruary 21 to February 21$800
ATLMolineFebruary 22 to February 23$1,025
PVGChicagoFebruary 22 to April 8$1,248
*Prices include taxes and fees

Best Illinois Flight and Hotel Packages

Price found within the past 48 hours. Click for updated prices.
Hotel Riu Plaza Chicago
4.0-star property

Hotel Riu Plaza Chicago

May 3 - May 6

3 night stay

Atlanta (ATL) to Chicago (ORD)

Frontier Airlines • Coach

Chicago (ORD) to Atlanta (ATL)

Spirit Airlines • Coach
Price was $1,041, price is now $426 per person
$426
per person
found 1 day ago
The Wildwood Hotel
3.5-star property

The Wildwood Hotel

May 4 - May 11

7 night stay

Atlanta (ATL) to St. Louis (STL)

Frontier Airlines • Roundtrip • Coach
Price was $1,059, price is now $563 per person
$563
per person
found 7 hours ago
Level Chicago – Old Town
4.0-star property

Level Chicago – Old Town

May 7 - May 10

3 night stay

Atlanta (ATL) to Chicago (ORD)

Spirit Airlines • Coach

Chicago (ORD) to Atlanta (ATL)

Frontier Airlines • Coach
Price was $874, price is now $513 per person
$513
per person
found 1 day ago
Don't see what you're looking for?
See all available trips from Atlanta to Illinois
View all trips

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 Millennium Park and Chicago Riverwalk are located nearby.
8/10 Very Good! (9,910 reviews)
Everything was clean and neat.

Reviewed on Feb 19, 2026

Opens in a new windowCongress Plaza Hotel
Hotel Riu Plaza Chicago

Hotel Riu Plaza Chicago

4 out of 5
150 East Ontario Street Chicago IL
Book a stay at this business-friendly hotel in Chicago. Enjoy free breakfast, free WiFi, and 2 bars/lounges. Popular attractions Michigan Avenue and Chicago Riverwalk are located nearby.
9.4/10 Exceptional! (3,373 reviews)
The room was awesome. The hotel staff were excellent.

Reviewed on Feb 19, 2026

Opens in a new windowHotel Riu Plaza Chicago
Hilton Chicago

Hilton Chicago

4 out of 5
720 S Michigan Ave Chicago IL
Book a stay at this historic hotel in Chicago. Enjoy 2 restaurants, breakfast (surcharge), and a health club. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Millennium Park and Soldier Field are located nearby.
8.4/10 Very Good! (2,641 reviews)
Beautiful place

Reviewed on Feb 18, 2026

Opens in a new windowHilton Chicago
Save an average of 15% on thousands of hotels when you're signed in
Sign in
Sign up, it's free
Embassy Suites by Hilton Chicago Downtown River North

Embassy Suites by Hilton Chicago Downtown River North

4 out of 5
600 N State St Chicago IL
Stay at this hotel in Chicago. Enjoy free breakfast, room service, and a fitness center. Our guests praise the breakfast and the pool in our reviews. Popular attractions Michigan Avenue and Chicago Riverwalk are located nearby.
8.6/10 Excellent! (5,676 reviews)
Everything was amazing.. Great staff, Clean rooms, amenities was nice and they give all adults 21older a card for 2 free drinks a night for your entire stay..And the morning breakfast was amazing, pizzeria food was very delicious. Everything was charged to the room and I loved that.. I will be booking ...

Reviewed on Feb 19, 2026

Opens in a new windowEmbassy Suites by Hilton Chicago Downtown River North
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 $56 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 20 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 March. 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 $56 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 $56 and $1,557 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.

Explore More Ways to Travel with Travelocity