Cheap Flights to Illinois from $21 (2024/2025)

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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, Jun 5 - Tue, Jun 11
LGA
LaGuardia
ORD
O'Hare Intl.
$41 Roundtrip, just found
$41
Roundtrip
just found
Select Spirit Airlines flight, departing Wed, Jun 5 from LaGuardia to O'Hare Intl., returning Tue, Jun 11, priced at $41 just found
Sat, Sep 21 - Sat, Sep 21
ATL
Hartsfield-Jackson Atlanta Intl.
MDW
Midway Intl.
$43 Roundtrip, found 4 days ago
$43
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Sat, Sep 21 from Hartsfield-Jackson Atlanta Intl. to Midway Intl., returning Sat, Sep 21, priced at $43 found 4 days ago
Wed, Jul 24 - Wed, Jul 24
DFW
Dallas-Fort Worth Intl.
STL
Lambert-St. Louis Intl.
$43 Roundtrip, found 5 days ago
$43
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Wed, Jul 24 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Wed, Jul 24, priced at $43 found 5 days ago
Tue, Jun 4 - Tue, Jun 11
ATL
Hartsfield-Jackson Atlanta Intl.
ORD
O'Hare Intl.
$51 Roundtrip, just found
$51
Roundtrip
just found
Select Spirit Airlines flight, departing Tue, Jun 4 from Hartsfield-Jackson Atlanta Intl. to O'Hare Intl., returning Tue, Jun 11, priced at $51 just found
Tue, Aug 27 - Tue, Aug 27
LAX
Los Angeles Intl.
ORD
O'Hare Intl.
$109 Roundtrip, found 1 day ago
$109
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Tue, Aug 27 from Los Angeles Intl. to O'Hare Intl., returning Tue, Aug 27, priced at $109 found 1 day ago
Sat, Sep 7 - Sat, Sep 14
LGA
LaGuardia
MDW
Midway Intl.
$110 Roundtrip, found 4 days ago
$110
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Sat, Sep 7 from LaGuardia to Midway Intl., returning Sat, Sep 14, priced at $110 found 4 days ago
Thu, Sep 5 - Tue, Sep 10
LAX
Los Angeles Intl.
STL
Lambert-St. Louis Intl.
$118 Roundtrip, found 6 hours ago
$118
Roundtrip
found 6 hours ago
Select Spirit Airlines flight, departing Thu, Sep 5 from Los Angeles Intl. to Lambert-St. Louis Intl., returning Tue, Sep 10, priced at $118 found 6 hours ago
Tue, Jun 11 - Tue, Jun 11
LGA
LaGuardia
STL
Lambert-St. Louis Intl.
$122 Roundtrip, found 1 day ago
$122
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Tue, Jun 11 from LaGuardia to Lambert-St. Louis Intl., returning Tue, Jun 11, priced at $122 found 1 day ago
Mon, Jun 3 - Wed, Jun 12
LAX
Los Angeles Intl.
MDW
Midway Intl.
$180 Roundtrip, found 2 days ago
$180
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Mon, Jun 3 from Los Angeles Intl. to Midway Intl., returning Wed, Jun 12, priced at $180 found 2 days ago
Thu, May 30 - Tue, Jun 4
LGA
LaGuardia
BMI
Central Illinois Regional
$204 Roundtrip, found 6 days ago
$204
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Thu, May 30 from LaGuardia to Central Illinois Regional, returning Tue, Jun 4, priced at $204 found 6 days ago
Thu, May 30 - Sun, Jun 9
LAX
Los Angeles Intl.
BMI
Central Illinois Regional
$204 Roundtrip, found 6 days ago
$204
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Thu, May 30 from Los Angeles Intl. to Central Illinois Regional, returning Sun, Jun 9, priced at $204 found 6 days ago
OriginDestinationTravel DatesFlights From*
ATLChicagoAugust 27 to August 27$43
ATLSt. LouisSeptember 4 to September 10$149
ATLBloomingtonAugust 24 to September 12$254
ATLEvansvilleJuly 19 to July 26$300
LAXMolineAugust 19 to August 29$307
ATLSpringfieldJune 25 to July 5$350
DFWMolineJuly 2 to July 8$372
LAXPeoriaJune 9 to June 15$377
ATLMolineJuly 18 to July 25$389
LAXEvansvilleAugust 17 to August 26$500
PEKChicagoJune 13 to June 27$1,271
PVGPeoriaJuly 2 to August 14$1,392
PEKMolineJune 7 to June 11$1,432
XIYChicagoJune 26 to July 10$1,725
PVGChicagoJune 7 to June 11$2,190
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
LAXChicagoMay 31 to June 7$162
LAXSt. LouisJune 2 to June 18$180
LAXBloomingtonJune 1 to June 6$208
JFKEvansvilleMay 31 to May 31$428
LAXPeoriaMay 31 to June 4$436
ATLMolineJune 2 to June 14$479
ATLSpringfieldMay 31 to June 2$490
ATLPeoriaJune 2 to June 11$593
LAXEvansvilleJune 1 to June 11$673
LAXSavoyJune 2 to June 9$761
LAXSpringfieldMay 31 to May 31$823
PVGSt. LouisMay 31 to June 5$1,369
PVGChicagoMay 31 to June 12$1,382
PEKMolineJune 2 to June 12$1,519
PVGChicagoMay 31 to June 3$1,561
*Prices include taxes and fees

Best Illinois Flight and Hotel Packages

Price found within the past 48 hours. Click for updated prices.
The Westin Michigan Avenue Chicago
4.5-star property

The Westin Michigan Avenue Chicago

Jun 29 - Jul 3

4 night stay

Dallas (DFW) to Chicago (ORD)

Spirit Airlines • Coach

Chicago (ORD) to Dallas (DFW)

Frontier Airlines • Coach
Save 100% on your flight
per person
found 1 day ago
Chicago Marriott Downtown Magnificent Mile
4.0-star property

Chicago Marriott Downtown Magnificent Mile

Jun 12 - Jun 15

3 night stay

Dallas (DFW) to Chicago (ORD)

Spirit Airlines • Roundtrip • Coach
Save 100% on your flight
per person
found 1 day ago
The Wildwood Hotel
3.5-star property

The Wildwood Hotel

Aug 8 - Aug 13

5 night stay

San Francisco (SFO) to St. Louis (STL)

Delta • Non-stop • Coach

St. Louis (STL) to San Francisco (SFO)

Frontier Airlines • Non-stop • Coach
Save 100% on your flight
per person
found 21 hours ago
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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 Art Institute of Chicago are located nearby.
7.6/10 Good! (6,787 reviews)
Historic hotel
"I enjoyed staying at the historical hotel but definitely the room could use a refresher."

Reviewed on May 22, 2024

Congress Plaza Hotel
River Hotel

River Hotel

4 out of 5
75 East Wacker Drive, Chicago, IL
Stay at this 4-star 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! (2,887 reviews)
"Appreciated the easy of self serve check in and checkout. Did not have to stand in line. Only complaint is that the wait time for elevators is too long. Number iof elevators do not support number of guests"

Reviewed on May 22, 2024

River Hotel
Warwick Allerton - Chicago

Warwick Allerton - Chicago

4 out of 5
701 North Michigan Avenue, Chicago, IL
Book a stay at this family-friendly hotel in Chicago. Enjoy a 24-hour fitness center, valet parking (surcharge), and in-room massages. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Michigan Avenue and Chicago Riverwalk are located nearby.
7.6/10 Good! (2,602 reviews)
"I don’t really write reviews for places I stay at but this one impressed me beyond my expectations. I planned this trip for my fiancé’s 30th birthday and the location and price of this hotel is the best you will find. Not too far away from everything, conveniently located transportation and so many ..."

Reviewed on May 20, 2024

Warwick Allerton - Chicago
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Eurostars Magnificent Mile

Eurostars Magnificent Mile

4 out of 5
660 North State Street, Chicago, IL
Stay at this 4-star spa hotel in Chicago. Enjoy free WiFi, a full-service spa, and a fitness center. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Michigan Avenue and Chicago Riverwalk are located nearby.
8.2/10 Very Good! (1,939 reviews)
"Great service. Guy at front desk was extremely friendly and got us checked in three hours early and gave us a complimentary room upgrade. The room was amazing. It was a corner room with floor to ceiling windows. Great view. The bed was comfortable and the shower is huge with great water pressure. ..."

Reviewed on May 21, 2024

Eurostars 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

Can I fly to Illinois right now?
There are several factors that may affect your travel plans if you’re thinking about a flight to Illinois. They include where you’re arriving from and current coronavirus restrictions in your destination. Before making a booking, check through relevant government websites for the most up-to-date info. Travelocity’s Covid-19 Travel Advisor will also inform you about traveling during COVID-19. Click on the link for guidance on restrictions, physical distancing rules and more for your destination.
How much is the cheapest flight to Illinois?
A roundtrip flight to Illinois cost as little as $41 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 June. 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 $41 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 $41 and $2,190 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

*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.