Cheap Flights to Illinois from $41 (2025/2026)

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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, Nov 12 - Tue, Nov 18
DFW
Dallas-Fort Worth Intl.
ORD
O'Hare Intl.
$80 Roundtrip, just found
$80
Roundtrip
just found
Select Spirit Airlines flight, departing Wed, Nov 12 from Dallas-Fort Worth Intl. to O'Hare Intl., returning Tue, Nov 18, priced at $80 just found
Tue, Oct 28 - Tue, Oct 28
ATL
Hartsfield-Jackson Atlanta Intl.
MDW
Midway Intl.
$90 Roundtrip, found 1 day ago
$90
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Tue, Oct 28 from Hartsfield-Jackson Atlanta Intl. to Midway Intl., returning Tue, Oct 28, priced at $90 found 1 day ago
Wed, Oct 15 - Wed, Oct 15
ATL
Hartsfield-Jackson Atlanta Intl.
ORD
O'Hare Intl.
$90 Roundtrip, just found
$90
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, Oct 15 from Hartsfield-Jackson Atlanta Intl. to O'Hare Intl., returning Wed, Oct 15, priced at $90 just found
Tue, Feb 24 - Wed, Feb 25
EWR
Newark Liberty Intl. Airport
ORD
O'Hare Intl.
$90 Roundtrip, found 4 hours ago
$90
Roundtrip
found 4 hours ago
Select Spirit Airlines flight, departing Tue, Feb 24 from Newark Liberty Intl. Airport to O'Hare Intl., returning Wed, Feb 25, priced at $90 found 4 hours ago
Tue, Oct 21 - Mon, Oct 27
DFW
Dallas-Fort Worth Intl.
MDW
Midway Intl.
$97 Roundtrip, just found
$97
Roundtrip
just found
Select Frontier Airlines flight, departing Tue, Oct 21 from Dallas-Fort Worth Intl. to Midway Intl., returning Mon, Oct 27, priced at $97 just found
Thu, Dec 4 - Sun, Dec 7
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$97 Roundtrip, found 19 hours ago
$97
Roundtrip
found 19 hours ago
Select Frontier Airlines flight, departing Thu, Dec 4 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Sun, Dec 7, priced at $97 found 19 hours ago
Tue, Oct 21 - Tue, Nov 4
EWR
Newark Liberty Intl. Airport
MDW
Midway Intl.
$100 Roundtrip, found 4 days ago
$100
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Tue, Oct 21 from Newark Liberty Intl. Airport to Midway Intl., returning Tue, Nov 4, priced at $100 found 4 days ago
Thu, Dec 11 - Sun, Dec 14
BWI
Baltimore Washington Intl. Thurgood Marshall
MDW
Midway Intl.
$100 Roundtrip, found 9 hours ago
$100
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Thu, Dec 11 from Baltimore Washington Intl. Thurgood Marshall to Midway Intl., returning Sun, Dec 14, priced at $100 found 9 hours ago
Thu, Oct 16 - Sun, Oct 26
DFW
Dallas-Fort Worth Intl.
STL
Lambert-St. Louis Intl.
$100 Roundtrip, found 2 days ago
$100
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Oct 16 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Sun, Oct 26, priced at $100 found 2 days ago
Wed, Nov 5 - Tue, Nov 11
DAL
Love Field
ORD
O'Hare Intl.
$137 Roundtrip, found 10 hours ago
$137
Roundtrip
found 10 hours ago
Select Southwest Airlines flight, departing Wed, Nov 5 from Love Field to O'Hare Intl., returning Tue, Nov 11, priced at $137 found 10 hours ago
Wed, Oct 29 - Sat, Nov 1
ATL
Hartsfield-Jackson Atlanta Intl.
RFD
Greater Rockford
$141 Roundtrip, just found
$141
Roundtrip
just found
Select American Airlines flight, departing Wed, Oct 29 from Hartsfield-Jackson Atlanta Intl. to Greater Rockford, returning Sat, Nov 1, priced at $141 just found
OriginDestinationTravel DatesFlights From*
LAXRockfordOctober 22 to October 25$201
LGAMolineOctober 11 to October 15$257
LAXMolineNovember 19 to November 24$293
LAXPeoriaNovember 4 to November 11$293
ATLEvansvilleOctober 25 to October 29$299
EWRSpringfieldNovember 1 to November 11$301
EWREvansvilleOctober 29 to November 1$317
EWRSavoyNovember 6 to November 8$324
LAXEvansvilleNovember 22 to December 2$379
LAXBloomingtonNovember 4 to November 19$395
ATLSavoyDecember 2 to December 16$396
ATLBloomingtonJanuary 1 to January 19$399
LAXSpringfieldOctober 25 to November 1$428
LAXSavoyNovember 23 to December 2$484
PVGSt. LouisOctober 17 to November 9$1,163
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
ATLChicagoOctober 4 to October 6$129
ATLChicagoOctober 4 to October 7$130
LGAChicagoOctober 3 to October 4$154
JFKChicagoOctober 4 to October 8$156
LAXChicagoOctober 4 to November 1$179
LAXSpringfieldOctober 4 to October 7$383
LAXMolineOctober 3 to October 7$383
ATLEvansvilleOctober 3 to October 20$429
LAXEvansvilleOctober 4 to October 7$441
ATLBloomingtonOctober 3 to October 26$449
JFKSavoyOctober 3 to October 8$478
DFWSpringfieldOctober 3 to October 5$554
LAXBloomingtonOctober 3 to October 5$735
HKGChicagoOctober 5 to November 24$855
PEKChicagoOctober 4 to March 28$1,001
*Prices include taxes and fees

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 Millennium Park are located nearby.
7.8/10 Good! (9,246 reviews)
"Great service and room"

Reviewed on Sep 21, 2025

Opens in a new windowCongress Plaza Hotel
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! (2,942 reviews)
"The hotel was super close to everything. We walked everywhere. One block off the Magnificent Mile."

Reviewed on Sep 23, 2025

Opens in a new windowHilton Chicago/Magnificent Mile Suites
Freehand Chicago

Freehand Chicago

4 out of 5
19 East Ohio Street, Chicago, IL
Stay at this 4-star hotel in Chicago. Enjoy free WiFi, room service, and a 24-hour fitness center. Our guests praise the bar and the helpful staff in our reviews. Popular attractions Michigan Avenue and Chicago Riverwalk are located nearby.
7.8/10 Good! (2,387 reviews)
"It felt cozy and comfortable. The room was a little bit dusty and the night light was not working."

Reviewed on Sep 24, 2025

Opens in a new windowFreehand Chicago
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citizenM Chicago Downtown

citizenM Chicago Downtown

4 out of 5
80 East Wacker Place, Chicago, IL
Stay at this 4-star business-friendly hotel in Chicago. Enjoy free WiFi, breakfast (surcharge), and a fitness center. Our guests praise the breakfast and the bar in our reviews. Popular attractions Chicago Riverwalk and Millennium Park are located nearby.
9.2/10 Wonderful! (3,851 reviews)
"Good layout of the room, convenient check in and amenities. I would stay in this chain again."

Reviewed on Sep 24, 2025

Opens in a new windowcitizenM Chicago Downtown
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 $80 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 November. 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 $80 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 $80 and $1,163 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

Book on Expedia

*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.