Cheap Flights to Illinois from $25 (2026/2027)

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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, Mar 4 - Wed, Mar 11
EWR
Newark Liberty Intl. Airport
ORD
O'Hare Intl.
$50 Roundtrip, found 9 hours ago
$50
Roundtrip
found 9 hours ago
Select Spirit Airlines flight, departing Wed, Mar 4 from Newark Liberty Intl. Airport to O'Hare Intl., returning Wed, Mar 11, priced at $50 found 9 hours ago
Fri, Feb 27 - Sun, Mar 1
MCO
Orlando Intl.
STL
Lambert-St. Louis Intl.
$56 Roundtrip, found 3 hours ago
$56
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Fri, Feb 27 from Orlando Intl. to Lambert-St. Louis Intl., returning Sun, Mar 1, priced at $56 found 3 hours ago
Thu, Apr 23 - Wed, Apr 29
EWR
Newark Liberty Intl. Airport
MDW
Midway Intl.
$56 Roundtrip, just found
$56
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Apr 23 from Newark Liberty Intl. Airport to Midway Intl., returning Wed, Apr 29, priced at $56 just found
Thu, Feb 26 - Thu, Mar 5
BWI
Baltimore Washington Intl. Thurgood Marshall
ORD
O'Hare Intl.
$62 Roundtrip, just found
$62
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Feb 26 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Thu, Mar 5, priced at $62 just found
Fri, Feb 20 - Tue, Feb 24
MCO
Orlando Intl.
ORD
O'Hare Intl.
$78 Roundtrip, just found
$78
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, Feb 20 from Orlando Intl. to O'Hare Intl., returning Tue, Feb 24, priced at $78 just found
Sat, Feb 14 - Sat, Feb 21
MCO
Orlando Intl.
MDW
Midway Intl.
$83 Roundtrip, found 2 days ago
$83
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Sat, Feb 14 from Orlando Intl. to Midway Intl., returning Sat, Feb 21, priced at $83 found 2 days ago
Fri, Apr 17 - Mon, Apr 20
MCO
Orlando Intl.
EVV
Evansville Regional
$102 Roundtrip, found 11 hours ago
$102
Roundtrip
found 11 hours ago
Select Breeze Airways flight, departing Fri, Apr 17 from Orlando Intl. to Evansville Regional, returning Mon, Apr 20, priced at $102 found 11 hours ago
Wed, May 13 - Sat, May 16
MCO
Orlando Intl.
SPI
Abraham Lincoln Capital
$122 Roundtrip, found 4 days ago
$122
Roundtrip
found 4 days ago
Select Breeze Airways flight, departing Wed, May 13 from Orlando Intl. to Abraham Lincoln Capital, returning Sat, May 16, priced at $122 found 4 days ago
Sat, Feb 21 - Sat, Feb 28
BWI
Baltimore Washington Intl. Thurgood Marshall
MDW
Midway Intl.
$130 Roundtrip, found 6 days ago
$130
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Sat, Feb 21 from Baltimore Washington Intl. Thurgood Marshall to Midway Intl., returning Sat, Feb 28, priced at $130 found 6 days ago
Sat, May 2 - Mon, May 4
DCA
Ronald Reagan Washington National
ORD
O'Hare Intl.
$139 Roundtrip, found 2 days ago
$139
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, May 2 from Ronald Reagan Washington National to O'Hare Intl., returning Mon, May 4, priced at $139 found 2 days ago
Sat, Apr 25 - Tue, Apr 28
EWR
Newark Liberty Intl. Airport
RFD
Greater Rockford
$140 Roundtrip, found 2 hours ago
$140
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Sat, Apr 25 from Newark Liberty Intl. Airport to Greater Rockford, returning Tue, Apr 28, priced at $140 found 2 hours ago
OriginDestinationTravel DatesFlights From*
LGABloomingtonMarch 25 to April 8$197
ATLPeoriaFebruary 25 to February 28$251
ATLEvansvilleMarch 2 to March 16$299
LAXMolineMarch 5 to March 8$316
LAXEvansvilleMarch 17 to March 25$392
LAXPeoriaApril 6 to April 12$399
ATLMolineApril 2 to April 18$399
ATLSavoyFebruary 20 to February 21$400
ATLBloomingtonFebruary 20 to March 11$419
JFKSpringfieldMarch 11 to March 17$421
LAXSavoyApril 3 to April 4$465
ATLSpringfieldFebruary 24 to March 5$471
PVGSt. LouisFebruary 23 to February 28$1,051
PVGChicagoApril 29 to May 4$1,157
PEKChicagoMarch 7 to August 7$1,373
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
ATLChicagoFebruary 7 to February 11$110
ATLSt. LouisFebruary 8 to February 18$188
ATLChicagoFebruary 7 to February 10$249
LAXChicagoFebruary 8 to February 14$286
LAXSt. LouisFebruary 8 to February 11$316
ATLRockfordFebruary 8 to February 10$325
LAXChicagoFebruary 7 to February 9$370
ATLEvansvilleFebruary 7 to February 24$411
LAXMolineFebruary 7 to February 10$475
ATLMolineFebruary 7 to February 14$565
ATLBloomingtonFebruary 7 to February 16$579
ATLSpringfieldFebruary 6 to February 14$585
LAXRockfordFebruary 6 to February 8$595
PVGChicagoFebruary 8 to March 10$1,119
PVGSt. LouisFebruary 8 to May 27$1,292
*Prices include taxes and fees

Best Illinois Flight and Hotel Packages

Price found within the past 48 hours. Click for updated prices.
Arlo Chicago
4.0-star property

Arlo Chicago

Apr 11 - Apr 15

4 night stay

Dallas (DFW) to Chicago (ORD)

American Airlines • Coach

Chicago (ORD) to Dallas (DFW)

Frontier Airlines • Coach
Save 100% on your flight
Price was $614, price is now $373 per person
$373
per person
found 1 day ago
The Wildwood Hotel
3.5-star property

The Wildwood Hotel

Feb 13 - Feb 19

6 night stay

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

United • Roundtrip • Coach
Save 100% on your flight
Price was $1,365, price is now $797 per person
$797
per person
found 1 day ago
Level Chicago – Old Town
4.0-star property

Level Chicago – Old Town

Apr 9 - Apr 13

4 night stay

Dallas (DFW) to Chicago (ORD)

Frontier Airlines • Roundtrip • Coach
Save 100% on your flight
Price was $730, price is now $437 per person
$437
per person
found 1 day ago
Don't see what you're looking for?
See all available trips from Dallas to Illinois
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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 2 restaurants, 2 bars/lounges, and breakfast (surcharge). Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Millennium Park and Chicago Riverwalk are located nearby.
8/10 Very Good! (9,837 reviews)
Great a+++

Reviewed on Feb 1, 2026

Opens in a new windowCongress Plaza Hotel
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 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! (5,638 reviews)
Staff are goid ,clean room,just one comment M

Reviewed on Feb 3, 2026

Opens in a new windowEmbassy Suites by Hilton Chicago Downtown River North
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! (2,587 reviews)
The room was clean and the staff was very friendly.

Reviewed on Jan 28, 2026

Opens in a new windowHilton Chicago
Save an average of 15% on thousands of hotels when you're signed in
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DoubleTree by Hilton Chicago - Magnificent Mile

DoubleTree by Hilton Chicago - Magnificent Mile

4 out of 5
300 E Ohio St Chicago IL
Book a stay at this business-friendly hotel in Chicago. Enjoy an outdoor pool, a rooftop terrace, 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.
8.6/10 Excellent! (2,277 reviews)
It was amaizing

Reviewed on Feb 3, 2026

Opens in a new windowDoubleTree by Hilton Chicago - Magnificent Mile
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 $50 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 $50 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 $50 and $1,373 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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