Cheap Flights to Illinois from $50 (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

A city skyline with modern skyscrapers and a river with boats and people in the foreground.

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 18 - Tue, Aug 18
DFW
Dallas-Fort Worth Intl.
STL
Lambert-St. Louis Intl.
$115 Roundtrip, found 15 hours ago
$115
Roundtrip
found 15 hours ago
Select Frontier Airlines flight, departing Tue, Aug 18 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Tue, Aug 18, priced at $115 found 15 hours ago
Sun, Aug 23 - Thu, Aug 27
DFW
Dallas-Fort Worth Intl.
MDW
Midway Intl.
$147 Roundtrip, found 6 days ago
$147
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Sun, Aug 23 from Dallas-Fort Worth Intl. to Midway Intl., returning Thu, Aug 27, priced at $147 found 6 days ago
Sat, Oct 3 - Sat, Oct 3
JFK
John F. Kennedy Intl.
ORD
O'Hare Intl.
$166 Roundtrip, just found
$166
Roundtrip
just found
Select JetBlue Airways flight, departing Sat, Oct 3 from John F. Kennedy Intl. to O'Hare Intl., returning Sat, Oct 3, priced at $166 just found
Tue, Oct 13 - Thu, Oct 15
DFW
Dallas-Fort Worth Intl.
ORD
O'Hare Intl.
$176 Roundtrip, found 11 hours ago
$176
Roundtrip
found 11 hours ago
Select Frontier Airlines flight, departing Tue, Oct 13 from Dallas-Fort Worth Intl. to O'Hare Intl., returning Thu, Oct 15, priced at $176 found 11 hours ago
Sat, Jul 25 - Tue, Jul 28
JFK
John F. Kennedy Intl.
RFD
Greater Rockford
$191 Roundtrip, found 5 days ago
$191
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sat, Jul 25 from John F. Kennedy Intl. to Greater Rockford, returning Tue, Jul 28, priced at $191 found 5 days ago
Thu, Aug 6 - Sat, Aug 8
DAL
Love Field
STL
Lambert-St. Louis Intl.
$230 Roundtrip, found 2 hours ago
$230
Roundtrip
found 2 hours ago
Select Southwest Airlines flight, departing Thu, Aug 6 from Love Field to Lambert-St. Louis Intl., returning Sat, Aug 8, priced at $230 found 2 hours ago
Thu, Aug 27 - Mon, Aug 31
DAL
Love Field
MDW
Midway Intl.
$265 Roundtrip, found 14 hours ago
$265
Roundtrip
found 14 hours ago
Select Southwest Airlines flight, departing Thu, Aug 27 from Love Field to Midway Intl., returning Mon, Aug 31, priced at $265 found 14 hours ago
Tue, Sep 29 - Tue, Sep 29
DFW
Dallas-Fort Worth Intl.
RFD
Greater Rockford
$270 Roundtrip, found 5 days ago
$270
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Sep 29 from Dallas-Fort Worth Intl. to Greater Rockford, returning Tue, Sep 29, priced at $270 found 5 days ago
OriginDestinationTravel DatesFlights From*
ATLChicagoOctober 3 to October 5$133
ATLEvansvilleAugust 2 to August 10$265
ATLMolineSeptember 18 to September 21$299
ATLPeoriaSeptember 23 to September 28$309
LAXPeoriaOctober 9 to October 21$349
LAXMolineSeptember 5 to September 12$349
ATLSavoySeptember 29 to October 6$382
ATLSpringfieldAugust 23 to August 29$431
LAXBloomingtonAugust 13 to August 17$439
LAXSavoyAugust 6 to August 11$475
LAXEvansvilleJuly 20 to July 25$494
PVGChicagoSeptember 10 to September 16$1,177
PVGChicagoSeptember 7 to March 3$1,196
PVGSt. LouisSeptember 8 to March 2$1,295
PVGBloomingtonSeptember 4 to February 20$1,428
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
ATLChicagoJuly 4 to August 1$203
ATLChicagoJuly 4 to August 1$203
ATLRockfordJuly 3 to July 4$246
DFWChicagoJuly 5 to July 25$254
DFWSt. LouisJuly 5 to July 21$287
LAXChicagoJuly 3 to July 7$342
LGAPeoriaJuly 4 to July 7$351
LAXSt. LouisJuly 4 to July 16$367
ATLSt. LouisJuly 3 to July 6$390
ATLPeoriaJuly 3 to July 8$407
LAXBloomingtonJuly 4 to July 7$429
LAXMolineJuly 3 to July 4$515
PVGChicagoJuly 3 to December 27$1,478
PEKChicagoJuly 3 to September 25$1,554
PEKChicagoJuly 3 to September 26$2,286
*Prices include taxes and fees

Best Illinois Flight and Hotel Packages

Price found within the past 48 hours. Click for updated prices.
The Wildwood Hotel
3.5-star property

The Wildwood Hotel

Aug 21 - Aug 24

3 night stay

Atlanta (ATL) to St. Louis (STL)

Frontier Airlines • Roundtrip • Coach
Save 100% on your flight
Price was $553, price is now $297 per person
$297
per person
found 1 day ago
The Whitehall Hotel, BW Premier Collection
3.5-star property

The Whitehall Hotel, BW Premier Collection

Sep 3 - Sep 8

5 night stay

Atlanta (ATL) to Chicago (ORD)

Delta • Coach

Chicago (ORD) to Atlanta (ATL)

Frontier Airlines • Coach
Save 100% on your flight
Price was $1,043, price is now $621 per person
$621
per person
found 1 day ago
Level Chicago Fulton Market
4.0-star property

Level Chicago Fulton Market

Sep 4 - Sep 8

4 night stay

Atlanta (ATL) to Chicago (ORD)

Frontier Airlines • Roundtrip • Coach
Save 100% on your flight
Price was $1,233, price is now $777 per person
$777
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 Grant Park and Millennium Park are located nearby.
8/10 Very Good! (10,140 reviews)
"4 days of a cold shower and a broken bed. I will never stay here again and I suggest that anyone thinking about staying here to look elsewhere. Bathrooms were severely outdated."

Reviewed on Jun 27, 2026

Opens in a new windowCongress Plaza Hotel
Hilton Chicago O'Hare Airport

Hilton Chicago O'Hare Airport

4 out of 5
O'Hare International Airport Chicago IL
Book a stay at this business-friendly hotel in Chicago. Enjoy 2 restaurants, breakfast (surcharge), and a free airport shuttle. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Allstate Arena and The Dome at the Parkway Bank Sports Complex are located nearby.
8.4/10 Very Good! (2,320 reviews)
"Staffs were ridiculous. Never thought I would hear that “he works for tips not free”. I paid $500 including tax and this is what I was told. And daughter got bit by I don’t know what all over her body. I don’t know how all of the treatments they think was okay to a customer. We didn’t ask for much ..."

Reviewed on Jun 27, 2026

Opens in a new windowHilton Chicago O'Hare Airport
Omni Chicago Hotel

Omni Chicago Hotel

4.5 out of 5
676 N Michigan Ave Chicago IL
Book a stay at this luxury hotel in Chicago. Enjoy free WiFi, breakfast (surcharge), and a 24-hour fitness center. Our guests praise the breakfast and the helpful staff in our reviews. Popular attractions Michigan Avenue and Chicago Riverwalk are located nearby.
9.2/10 Wonderful! (1,830 reviews)
"Best location on Michigan Avenue"

Reviewed on Jun 27, 2026

Opens in a new windowOmni Chicago Hotel
Save an average of 15% on thousands of hotels when you're signed in
Sign in
Sign up, it's free
Hyatt Regency O'Hare Chicago

Hyatt Regency O'Hare Chicago

4 out of 5
9300 Bryn Mawr Ave Rosemont IL
Book a stay at this business-friendly hotel in Rosemont. Enjoy free WiFi, breakfast (surcharge), and a free airport shuttle. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Allstate Arena and Rosemont Theatre are located nearby.
8.8/10 Excellent! (2,737 reviews)
"R"

Reviewed on Jun 28, 2026

Opens in a new windowHyatt Regency O'Hare 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 $115 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 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 $115 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 $115 and $2,286 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