Cheap Flights to Illinois from $30 (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.

Tue, Jun 9 - Tue, Jun 16
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$56 Roundtrip, just found
$56
Roundtrip
just found
Select Frontier Airlines flight, departing Tue, Jun 9 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Tue, Jun 16, priced at $56 just found
Tue, May 12 - Wed, May 13
DFW
Dallas-Fort Worth Intl.
MDW
Midway Intl.
$58 Roundtrip, found 6 days ago
$58
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Tue, May 12 from Dallas-Fort Worth Intl. to Midway Intl., returning Wed, May 13, priced at $58 found 6 days ago
Wed, Jun 3 - Wed, Jun 10
ATL
Hartsfield-Jackson Atlanta Intl.
MDW
Midway Intl.
$68 Roundtrip, found 2 days ago
$68
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Wed, Jun 3 from Hartsfield-Jackson Atlanta Intl. to Midway Intl., returning Wed, Jun 10, priced at $68 found 2 days ago
Wed, May 27 - Tue, Jun 2
ATL
Hartsfield-Jackson Atlanta Intl.
ORD
O'Hare Intl.
$76 Roundtrip, found 2 hours ago
$76
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Wed, May 27 from Hartsfield-Jackson Atlanta Intl. to O'Hare Intl., returning Tue, Jun 2, priced at $76 found 2 hours ago
Sat, Jun 6 - Tue, Jun 9
DFW
Dallas-Fort Worth Intl.
STL
Lambert-St. Louis Intl.
$80 Roundtrip, found 1 hour ago
$80
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Sat, Jun 6 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Tue, Jun 9, priced at $80 found 1 hour ago
Wed, Aug 19 - Sat, Aug 22
DFW
Dallas-Fort Worth Intl.
ORD
O'Hare Intl.
$108 Roundtrip, just found
$108
Roundtrip
just found
Select Spirit Airlines flight, departing Wed, Aug 19 from Dallas-Fort Worth Intl. to O'Hare Intl., returning Sat, Aug 22, priced at $108 just found
Sat, May 16 - Wed, May 27
DAL
Love Field
ORD
O'Hare Intl.
$175 Roundtrip, found 4 days ago
$175
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Sat, May 16 from Love Field to O'Hare Intl., returning Wed, May 27, priced at $175 found 4 days ago
Tue, Jun 9 - Wed, Jun 10
DAL
Love Field
STL
Lambert-St. Louis Intl.
$175 Roundtrip, found 6 days ago
$175
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Tue, Jun 9 from Love Field to Lambert-St. Louis Intl., returning Wed, Jun 10, priced at $175 found 6 days ago
OriginDestinationTravel DatesFlights From*
ATLSt. LouisJune 9 to June 16$56
ATLChicagoMay 12 to May 19$70
ATLChicagoMay 19 to May 28$88
LAXChicagoMay 27 to May 30$144
LAXSt. LouisMay 23 to May 29$190
LAXRockfordJune 4 to June 9$326
ATLPeoriaJune 9 to June 13$329
LAXPeoriaJuly 7 to July 16$369
LAXMolineAugust 5 to August 10$369
LAXBloomingtonAugust 6 to August 13$424
LAXEvansvilleMay 14 to May 17$602
PVGChicagoMay 20 to August 4$1,205
PVGChicagoJune 18 to August 7$1,252
PVGSt. LouisJune 15 to June 29$1,402
PVGSavoyMay 12 to May 16$2,132
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
ATLChicagoMay 3 to May 6$132
ATLChicagoMay 2 to May 14$240
ATLSt. LouisMay 2 to May 3$286
LAXChicagoMay 1 to June 30$309
LAXSt. LouisMay 3 to May 4$335
LAXChicagoMay 2 to May 4$388
ATLRockfordMay 2 to May 6$394
ATLPeoriaMay 1 to May 3$483
LAXMolineMay 1 to May 6$485
LAXBloomingtonMay 1 to May 3$542
LAXPeoriaMay 1 to May 4$580
ATLSpringfieldMay 1 to May 3$619
ATLBloomingtonMay 1 to May 2$754
LAXRockfordMay 1 to May 5$779
PVGChicagoMay 3 to May 28$1,450
*Prices include taxes and fees

Best Illinois Flight and Hotel Packages

Price found within the past 48 hours. Click for updated prices.
Hotel Felix River North/Magnificent Mile
4.0-star property

Hotel Felix River North/Magnificent Mile

Jun 5 - Jun 8

3 night stay

Boston (BOS) to Chicago (ORD)

American Airlines • Coach

Chicago (ORD) to Boston (BOS)

Southwest Airlines • Coach
Save 100% on your flight
Price was $1,217, price is now $752 per person
$752
per person
found 1 day ago
The Wildwood Hotel
3.5-star property

The Wildwood Hotel

May 16 - May 23

7 night stay

Newark Liberty Intl. Airport (EWR) to St. Louis (STL)

United • Roundtrip • Coach
Price was $2,842, price is now $1,381 per person
$1,381
per person
found 1 day ago
Swissotel - Chicago
4.5-star property

Swissotel - Chicago

Jun 5 - Jun 8

3 night stay

Boston (BOS) to Chicago (ORD)

American Airlines • Coach

Chicago (ORD) to Boston (BOS)

Southwest Airlines • Coach
Save 100% on your flight
Price was $1,596, price is now $913 per person
$913
per person
found 1 day ago
Don't see what you're looking for?
See all available trips from Boston to Illinois
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Travelers ❤️ These Illinois 🏨

Hotel Felix River North/Magnificent Mile

Hotel Felix River North/Magnificent Mile

4 out of 5
111 W Huron St Chicago IL
Book a stay at this boutique hotel in Chicago. Enjoy breakfast (surcharge), a 24-hour health club, 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! (2,654 reviews)
It was ok

Reviewed on Apr 28, 2026

Opens in a new windowHotel Felix River North/Magnificent Mile
River Hotel

River Hotel

4 out of 5
75 East Wacker Drive Chicago IL
Book a stay at this business-friendly hotel in Chicago. Enjoy free WiFi, room service, and a fitness center. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Chicago Riverwalk and Michigan Avenue are located nearby.
8.8/10 Excellent! (5,143 reviews)
Everything was great until morning then our room filled up with smoke otherwise it was good

Reviewed on Apr 27, 2026

Opens in a new windowRiver Hotel
Club Quarters Hotel, Central Loop, Chicago

Club Quarters Hotel, Central Loop, Chicago

4 out of 5
111 West Adams Street Chicago IL
Book a stay at this business-friendly hotel in Chicago. Enjoy free WiFi, breakfast (surcharge), and room service. Our guests praise the restaurant and the helpful staff in our reviews. Popular attractions Millennium Park and Chicago Riverwalk are located nearby.
8.8/10 Excellent! (3,471 reviews)
Quite. Clean, Safe

Reviewed on Apr 27, 2026

Opens in a new windowClub Quarters Hotel, Central Loop, Chicago
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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! (3,985 reviews)
Very clean! Great location! Nice roof top terrasse!

Reviewed on Apr 28, 2026

Opens in a new windowHotel Riu Plaza Chicago
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 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 $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 $2,132 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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