Cheap Flights to Illinois from $32 (2025/2026)

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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, Aug 5 - Wed, Aug 6
ATL
Hartsfield-Jackson Atlanta Intl.
ORD
O'Hare Intl.
$57 Roundtrip, found 15 hours ago
$57
Roundtrip
found 15 hours ago
Select Frontier Airlines flight, departing Tue, Aug 5 from Hartsfield-Jackson Atlanta Intl. to O'Hare Intl., returning Wed, Aug 6, priced at $57 found 15 hours ago
Thu, Aug 14 - Sat, Aug 23
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$81 Roundtrip, found 2 days ago
$81
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Aug 14 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Sat, Aug 23, priced at $81 found 2 days ago
Wed, Oct 8 - Sat, Oct 11
ATL
Hartsfield-Jackson Atlanta Intl.
MDW
Midway Intl.
$96 Roundtrip, just found
$96
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, Oct 8 from Hartsfield-Jackson Atlanta Intl. to Midway Intl., returning Sat, Oct 11, priced at $96 just found
Wed, Feb 18 - Sat, Feb 21
EWR
Newark Liberty Intl. Airport
ORD
O'Hare Intl.
$101 Roundtrip, just found
$101
Roundtrip
just found
Select Spirit Airlines flight, departing Wed, Feb 18 from Newark Liberty Intl. Airport to O'Hare Intl., returning Sat, Feb 21, priced at $101 just found
Sun, Aug 17 - Mon, Aug 18
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$149 Roundtrip, found 4 days ago
$149
Roundtrip
found 4 days ago
Select Spirit Airlines flight, departing Sun, Aug 17 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Mon, Aug 18, priced at $149 found 4 days ago
Tue, Oct 28 - Tue, Nov 4
EWR
Newark Liberty Intl. Airport
MDW
Midway Intl.
$161 Roundtrip, found 2 hours ago
$161
Roundtrip
found 2 hours ago
Select Delta flight, departing Tue, Oct 28 from Newark Liberty Intl. Airport to Midway Intl., returning Tue, Nov 4, priced at $161 found 2 hours ago
Tue, Sep 30 - Sun, Oct 5
ATL
Hartsfield-Jackson Atlanta Intl.
EVV
Evansville Regional
$239 Roundtrip, found 3 days ago
$239
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Sep 30 from Hartsfield-Jackson Atlanta Intl. to Evansville Regional, returning Sun, Oct 5, priced at $239 found 3 days ago
Tue, Sep 16 - Sun, Sep 21
ATL
Hartsfield-Jackson Atlanta Intl.
PIA
Greater Peoria Regional
$249 Roundtrip, found 2 days ago
$249
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Sep 16 from Hartsfield-Jackson Atlanta Intl. to Greater Peoria Regional, returning Sun, Sep 21, priced at $249 found 2 days ago
Tue, Nov 25 - Wed, Dec 3
ART
Watertown Intl.
STL
Lambert-St. Louis Intl.
$279 Roundtrip, found 1 day ago
$279
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Nov 25 from Watertown Intl. to Lambert-St. Louis Intl., returning Wed, Dec 3, priced at $279 found 1 day ago
Sun, Aug 17 - Sat, Aug 23
ART
Watertown Intl.
ORD
O'Hare Intl.
$284 Roundtrip, found 2 days ago
$284
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sun, Aug 17 from Watertown Intl. to O'Hare Intl., returning Sat, Aug 23, priced at $284 found 2 days ago
Fri, Aug 8 - Tue, Aug 12
ART
Watertown Intl.
MLI
Quad City Intl.
$475 Roundtrip, found 1 day ago
$475
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Aug 8 from Watertown Intl. to Quad City Intl., returning Tue, Aug 12, priced at $475 found 1 day ago
OriginDestinationTravel DatesFlights From*
ATLEvansvilleSeptember 30 to October 12$239
ATLPeoriaSeptember 16 to September 21$249
EWRRockfordOctober 24 to October 26$280
LAXMolineOctober 3 to October 5$289
EWREvansvilleSeptember 30 to October 4$297
ATLMolineOctober 6 to October 18$329
ATLSpringfieldOctober 2 to October 7$381
LAXBloomingtonSeptember 2 to September 13$382
LAXRockfordOctober 24 to October 26$385
LGASavoySeptember 17 to September 26$398
ATLBloomingtonAugust 21 to September 5$399
LAXSavoySeptember 11 to September 14$478
PEKChicagoNovember 1 to November 7$910
PVGSt. LouisSeptember 24 to March 10$1,180
PEKSt. LouisSeptember 18 to March 25$1,381
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
ATLChicagoJuly 27 to July 30$177
LGASt. LouisJuly 26 to August 8$223
DFWChicagoJuly 27 to July 31$282
LGAChicagoJuly 27 to July 29$292
EWRMolineJuly 27 to July 30$329
ATLPeoriaJuly 27 to August 14$351
ATLSavoyJuly 26 to July 29$394
LGAEvansvilleJuly 26 to July 30$396
LAXPeoriaJuly 27 to August 12$416
LAXMolineJuly 26 to July 29$437
LAXBloomingtonJuly 25 to July 28$550
LAXSavoyJuly 27 to July 29$837
PVGSt. LouisJuly 27 to August 11$1,414
PEKSt. LouisJuly 27 to August 11$1,700
PVGChicagoJuly 26 to August 2$3,842
*Prices include taxes and fees

Best Illinois Flight and Hotel Packages

Price found within the past 48 hours. Click for updated prices.
Hilton Garden Inn Chesterfield
3.0-star property

Hilton Garden Inn Chesterfield

Oct 11 - Oct 14

3 night stay

Dallas (DFW) to St. Louis (STL)

Southwest Airlines • Roundtrip • Coach
Save 100% on your flight
per person
found 1 day ago
La Banque Hotel
4.0-star property

La Banque Hotel

Oct 12 - Oct 16

4 night stay

Dallas (DFW) to Chicago (ORD)

Southwest Airlines • Coach

Chicago (ORD) to Dallas (DFW)

Spirit Airlines • Coach
Save 100% on your flight
per person
found 1 day ago
The Wildwood Hotel
3.5-star property

The Wildwood Hotel

Sep 5 - Sep 7

2 night stay

Atlanta (ATL) to St. Louis (STL)

American Airlines • Non-stop • Coach

St. Louis (STL) to Atlanta (ATL)

Frontier Airlines • Non-stop • Coach
Save 100% on your flight
per person
found 1 day 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 free WiFi, 2 restaurants, and 2 bars/lounges. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Grant Park and Art Institute of Chicago are located nearby.
7.8/10 Good! (8,932 reviews)
"location is perfect for family"

Reviewed on Jul 22, 2025

Congress Plaza Hotel
InterContinental Chicago Magnificent Mile by IHG

InterContinental Chicago Magnificent Mile by IHG

4.5 out of 5
505 N Michigan Ave, Chicago, IL
Stay at this 4.5-star luxury hotel in Chicago. Enjoy free WiFi, 2 restaurants, and breakfast (surcharge). Our guests praise the pool and the helpful staff in our reviews. Popular attractions Michigan Avenue and Chicago Riverwalk are located nearby.
9/10 Wonderful! (2,089 reviews)
"It’s was an amazing!"

Reviewed on Jul 22, 2025

InterContinental Chicago Magnificent Mile by IHG
Hilton Chicago/Magnificent Mile Suites

Hilton Chicago/Magnificent Mile Suites

3.5 out of 5
198 E Delaware Pl, Chicago, IL
Book a stay at this business-friendly hotel in Chicago. Enjoy a fitness center, valet parking (surcharge), and a 24-hour front desk. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Michigan Avenue and Chicago Riverwalk are located nearby.
8.8/10 Excellent! (2,517 reviews)
"Close to Magnificent Mile"

Reviewed on Jul 23, 2025

Hilton Chicago/Magnificent Mile Suites
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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 4-star 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.
8.4/10 Very Good! (4,513 reviews)
"Loved the room! Didn’t like the Parking!"

Reviewed on Jul 22, 2025

Embassy 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 $57 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 August. 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 $57 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 $57 and $3,842 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.

Destinations in Illinois

Top Flight Routes

Top Airlines

Top Airports

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.