Cheap Flights to Illinois from $25 (2025/2026)

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Chicago which includes a city and a high rise building as well as a family

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.

Wed, Nov 12 - Sat, Nov 15
LGA
LaGuardia
ORD
O'Hare Intl.
$49 Roundtrip, found 2 hours ago
$49
Roundtrip
found 2 hours ago
Select Spirit Airlines flight, departing Wed, Nov 12 from LaGuardia to O'Hare Intl., returning Sat, Nov 15, priced at $49 found 2 hours ago
Sat, Nov 8 - Fri, Nov 14
LAX
Los Angeles Intl.
ORD
O'Hare Intl.
$70 Roundtrip, just found
$70
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Nov 8 from Los Angeles Intl. to O'Hare Intl., returning Fri, Nov 14, priced at $70 just found
Tue, Oct 28 - Tue, Oct 28
LGA
LaGuardia
MDW
Midway Intl.
$114 Roundtrip, found 6 days ago
$114
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Tue, Oct 28 from LaGuardia to Midway Intl., returning Tue, Oct 28, priced at $114 found 6 days ago
Tue, Oct 21 - Wed, Oct 22
LGA
LaGuardia
RFD
Greater Rockford
$139 Roundtrip, found 5 days ago
$139
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Oct 21 from LaGuardia to Greater Rockford, returning Wed, Oct 22, priced at $139 found 5 days ago
Fri, Nov 14 - Sun, Nov 16
LAX
Los Angeles Intl.
MDW
Midway Intl.
$159 Roundtrip, found 4 days ago
$159
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Fri, Nov 14 from Los Angeles Intl. to Midway Intl., returning Sun, Nov 16, priced at $159 found 4 days ago
Sat, Nov 15 - Wed, Nov 19
LAX
Los Angeles Intl.
RFD
Greater Rockford
$162 Roundtrip, found 4 days ago
$162
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Nov 15 from Los Angeles Intl. to Greater Rockford, returning Wed, Nov 19, priced at $162 found 4 days ago
Thu, Nov 13 - Thu, Nov 13
ONT
Los Angeles - Ontario Intl.
STL
Lambert-St. Louis Intl.
$167 Roundtrip, found 6 days ago
$167
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Thu, Nov 13 from Los Angeles - Ontario Intl. to Lambert-St. Louis Intl., returning Thu, Nov 13, priced at $167 found 6 days ago
Sat, Nov 1 - Sat, Nov 8
ONT
Los Angeles - Ontario Intl.
ORD
O'Hare Intl.
$183 Roundtrip, found 2 days ago
$183
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Sat, Nov 1 from Los Angeles - Ontario Intl. to O'Hare Intl., returning Sat, Nov 8, priced at $183 found 2 days ago
Thu, Nov 13 - Mon, Nov 17
ONT
Los Angeles - Ontario Intl.
MDW
Midway Intl.
$183 Roundtrip, found 22 hours ago
$183
Roundtrip
found 22 hours ago
Select Frontier Airlines flight, departing Thu, Nov 13 from Los Angeles - Ontario Intl. to Midway Intl., returning Mon, Nov 17, priced at $183 found 22 hours ago
Thu, Nov 6 - Wed, Nov 12
LAX
Los Angeles Intl.
STL
Lambert-St. Louis Intl.
$183 Roundtrip, found 1 hour ago
$183
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Thu, Nov 6 from Los Angeles Intl. to Lambert-St. Louis Intl., returning Wed, Nov 12, priced at $183 found 1 hour ago
Mon, Jan 26 - Fri, Feb 6
LAX
Los Angeles Intl.
PIA
Greater Peoria Regional
$289 Roundtrip, found 2 days ago
$289
Roundtrip
found 2 days ago
Select American Airlines flight, departing Mon, Jan 26 from Los Angeles Intl. to Greater Peoria Regional, returning Fri, Feb 6, priced at $289 found 2 days ago
OriginDestinationTravel DatesFlights From*
LAXMolineDecember 14 to December 24$289
ATLEvansvilleNovember 27 to December 2$299
ATLPeoriaDecember 20 to December 26$316
LAXBloomingtonNovember 27 to December 13$379
LAXSavoyDecember 3 to December 9$380
ATLMolineNovember 23 to November 27$399
ATLBloomingtonNovember 26 to December 19$399
LAXEvansvilleNovember 23 to December 2$426
LAXSpringfieldNovember 26 to December 2$428
PVGSt. LouisNovember 7 to November 17$1,073
PEKSt. LouisNovember 27 to December 4$1,074
PVGSavoyDecember 19 to January 17$1,190
PVGPeoriaDecember 13 to December 23$1,499
PEKChicagoDecember 20 to January 3$1,564
PVGEvansvilleNovember 19 to December 21$2,395
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
EWRChicagoOctober 26 to October 28$82
JFKRockfordOctober 25 to October 27$140
LAXChicagoOctober 26 to November 20$297
LAXRockfordOctober 24 to November 5$347
EWRPeoriaOctober 24 to October 30$359
ATLPeoriaOctober 24 to October 30$359
LAXSt. LouisOctober 24 to October 26$389
LGABloomingtonOctober 25 to November 8$438
ATLEvansvilleOctober 24 to October 25$465
ATLSpringfieldOctober 25 to October 30$514
LAXBloomingtonOctober 24 to October 27$558
DALMolineOctober 25 to October 31$570
DFWBloomingtonOctober 25 to November 10$576
ATLMolineOctober 26 to November 4$589
ATLBloomingtonOctober 24 to October 30$593
*Prices include taxes and fees

Best Illinois Flight and Hotel Packages

Price found within the past 48 hours. Click for updated prices.
The Blackstone, Autograph Collection
4.0-star property

The Blackstone, Autograph Collection

Jan 12 - Jan 19

7 night stay

Dallas (DFW) to Chicago (ORD)

Frontier Airlines • Coach

Chicago (ORD) to Dallas (DFW)

Southwest Airlines • Coach
Save 100% on your flight
Price was $703, price is now $366 per person
$366
per person
found 1 day ago
The Westin Michigan Avenue Chicago
4.5-star property

The Westin Michigan Avenue Chicago

Dec 27 - Dec 31

4 night stay

Dallas (DFW) to Chicago (ORD)

Frontier Airlines • Roundtrip • Coach
Price was $1,127, price is now $462 per person
$462
per person
found 1 day ago
The French Country Inn Lake Geneva
3.0-star property

The French Country Inn Lake Geneva

Dec 16 - Dec 22

6 night stay

Dallas (DFW) to Chicago (ORD)

Spirit Airlines • Coach

Chicago (ORD) to Dallas (DFW)

Frontier Airlines • Coach
Price was $830, price is now $381 per person
$381
per person
found 1 day ago
Don't see what you're looking for?
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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 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! (9,473 reviews)
"Everything was great."

Reviewed on Oct 19, 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! (3,130 reviews)
"clean rooms"

Reviewed on Oct 19, 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! (2,494 reviews)
"Bathroom recently redone and was fabulous, but room was old and tattered. Bed was nice and comfy. Nice crisp sheets."

Reviewed on Oct 18, 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! (3,963 reviews)
"Great spot next to the pendry"

Reviewed on Oct 18, 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 $49 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 $49 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 $49 and $2,395 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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