Cheap Flights to Illinois from $29 (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.

Mon, Mar 16 - Mon, Mar 23
DFW
Dallas-Fort Worth Intl.
MDW
Midway Intl.
$58 Roundtrip, found 1 hour ago
$58
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Mon, Mar 16 from Dallas-Fort Worth Intl. to Midway Intl., returning Mon, Mar 23, priced at $58 found 1 hour ago
Mon, Mar 16 - Mon, Mar 23
DFW
Dallas-Fort Worth Intl.
ORD
O'Hare Intl.
$58 Roundtrip, found 1 hour ago
$58
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Mon, Mar 16 from Dallas-Fort Worth Intl. to O'Hare Intl., returning Mon, Mar 23, priced at $58 found 1 hour ago
Wed, Feb 4 - Wed, Feb 11
LGA
LaGuardia
ORD
O'Hare Intl.
$63 Roundtrip, found 1 hour ago
$63
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Wed, Feb 4 from LaGuardia to O'Hare Intl., returning Wed, Feb 11, priced at $63 found 1 hour ago
Tue, Jan 13 - Sun, Jan 18
EWR
Newark Liberty Intl. Airport
MDW
Midway Intl.
$64 Roundtrip, found 5 days ago
$64
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Tue, Jan 13 from Newark Liberty Intl. Airport to Midway Intl., returning Sun, Jan 18, priced at $64 found 5 days ago
Sat, Jan 31 - Mon, Feb 9
EWR
Newark Liberty Intl. Airport
ORD
O'Hare Intl.
$74 Roundtrip, found 1 hour ago
$74
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Sat, Jan 31 from Newark Liberty Intl. Airport to O'Hare Intl., returning Mon, Feb 9, priced at $74 found 1 hour ago
Mon, Mar 2 - Thu, Mar 5
BOS
Logan Intl.
ORD
O'Hare Intl.
$105 Roundtrip, found 1 day ago
$105
Roundtrip
found 1 day ago
Select United flight, departing Mon, Mar 2 from Logan Intl. to O'Hare Intl., returning Thu, Mar 5, priced at $105 found 1 day ago
Wed, Jan 28 - Mon, Feb 2
LGA
LaGuardia
MDW
Midway Intl.
$111 Roundtrip, found 3 days ago
$111
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Wed, Jan 28 from LaGuardia to Midway Intl., returning Mon, Feb 2, priced at $111 found 3 days ago
Sat, Jan 31 - Mon, Feb 2
LGA
LaGuardia
STL
Lambert-St. Louis Intl.
$137 Roundtrip, found 1 day ago
$137
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, Jan 31 from LaGuardia to Lambert-St. Louis Intl., returning Mon, Feb 2, priced at $137 found 1 day ago
Wed, Jan 14 - Thu, Jan 15
LGA
LaGuardia
RFD
Greater Rockford
$142 Roundtrip, found 1 day ago
$142
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Jan 14 from LaGuardia to Greater Rockford, returning Thu, Jan 15, priced at $142 found 1 day ago
Sat, Jan 31 - Mon, Feb 2
EWR
Newark Liberty Intl. Airport
RFD
Greater Rockford
$142 Roundtrip, found 1 day ago
$142
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Jan 31 from Newark Liberty Intl. Airport to Greater Rockford, returning Mon, Feb 2, priced at $142 found 1 day ago
Wed, Apr 1 - Tue, Apr 7
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$150 Roundtrip, found 6 hours ago
$150
Roundtrip
found 6 hours ago
Select Frontier Airlines flight, departing Wed, Apr 1 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Tue, Apr 7, priced at $150 found 6 hours ago
OriginDestinationTravel DatesFlights From*
LGAMolineMarch 12 to March 17$230
ATLPeoriaFebruary 21 to February 24$257
JFKBloomingtonJanuary 27 to February 4$289
ATLEvansvilleFebruary 9 to February 19$299
LAXPeoriaMarch 13 to March 18$309
LAXMolineFebruary 10 to February 24$309
EWREvansvilleFebruary 10 to February 18$317
EWRSavoyMarch 12 to March 16$319
LAXSpringfieldFebruary 18 to February 24$335
LAXEvansvilleMarch 3 to March 10$379
ATLMolineMarch 10 to March 18$399
ATLBloomingtonMarch 17 to March 23$399
ATLSpringfieldJanuary 30 to February 8$471
ATLSavoyApril 2 to April 5$552
PVGChicagoApril 9 to June 9$2,839
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
ATLChicagoJanuary 18 to January 20$68
JFKChicagoJanuary 17 to January 22$69
ATLChicagoJanuary 18 to January 30$80
DFWChicagoJanuary 17 to January 26$130
DFWChicagoJanuary 17 to January 24$169
LAXSt. LouisJanuary 17 to January 21$197
ATLRockfordJanuary 17 to January 19$213
JFKSt. LouisJanuary 18 to January 27$214
LAXChicagoJanuary 17 to January 26$216
LAXRockfordJanuary 17 to January 24$253
LAXChicagoJanuary 18 to January 26$286
LGAEvansvilleJanuary 17 to January 20$435
LAXMolineJanuary 17 to January 22$436
ATLMolineJanuary 16 to January 24$549
PVGChicagoJanuary 18 to January 22$1,081
*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

Mar 13 - Mar 15

2 night stay

Atlanta (ATL) to Chicago (ORD)

Frontier Airlines • Roundtrip • Coach
Save 100% on your flight
Price was $630, price is now $349 per person
$349
per person
found 1 day ago
La Banque Hotel
4.0-star property

La Banque Hotel

Apr 3 - Apr 6

3 night stay

Dallas (DFW) to Chicago (ORD)

Frontier Airlines • Roundtrip • Coach
Save 100% on your flight
Price was $628, price is now $354 per person
$354
per person
found 1 day ago
The Emily Hotel
4.0-star property

The Emily Hotel

Feb 5 - Feb 10

5 night stay

Atlanta (ATL) to Chicago (ORD)

Frontier Airlines • Roundtrip • Coach
Save 100% on your flight
Price was $726, price is now $422 per person
$422
per person
found 1 day ago
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Travelers ❤️ These Illinois 🏨

Palmer House a Hilton Hotel

Palmer House a Hilton Hotel

4 out of 5
17 E Monroe St Chicago IL
Book a stay at this luxury hotel in Chicago. Enjoy a full-service spa, breakfast (surcharge), and a 24-hour health club. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Millennium Park and Chicago Riverwalk are located nearby.
8.4/10 Very Good! (2,217 reviews)
NYE/ what a blast. Thank you

Reviewed on Jan 4, 2026

Opens in a new windowPalmer House a Hilton Hotel
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! (2,497 reviews)
Es un hotel lindo que tiene historia, muy bien situado justo al frente de Grant park y unas 5 cuadras (15 minutos caminando de Millenium Park). El personal de la entrada me pareció muy atento. La habitación estaba limpia, solo tiene amenities en la ducha, no hay amenities de tocador mas allá del ...

Reviewed on Jan 6, 2026

Opens in a new windowHilton Chicago
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! (3,656 reviews)
Everything was good

Reviewed on Jan 3, 2026

Opens in a new windowHilton Chicago/Magnificent Mile Suites
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Club Quarters Hotel Wacker at Michigan, Chicago

Club Quarters Hotel Wacker at Michigan, Chicago

4 out of 5
75 E Wacker Dr 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.
8.6/10 Excellent! (2,042 reviews)
Helpful staff Great view of the River

Reviewed on Jan 6, 2026

Opens in a new windowClub Quarters Hotel Wacker at Michigan, 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 $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 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 $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 $2,839 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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