Cheap Flights to Illinois from $20 (2026/2027)| Travelocity

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Chicago

Flights

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.

Mon, Sep 28 - Mon, Sep 28

ATL

Hartsfield-Jackson Atlanta Intl.

STL

Lambert-St. Louis Intl.

$48

Roundtrip

found 2 days ago

Sun, Oct 4 - Sat, Oct 17

SFB

Orlando Sanford Intl.

EVV

Evansville Regional

$80

Roundtrip

found 3 days ago

Thu, Oct 15 - Sun, Oct 18

SFB

Orlando Sanford Intl.

BMI

Central Illinois Regional

$94

Roundtrip

found 4 days ago

Fri, Nov 6 - Mon, Nov 9

SFB

Orlando Sanford Intl.

RFD

Greater Rockford

$104

Roundtrip

found 5 days ago

Sat, Sep 5 - Sat, Sep 12

ATL

Hartsfield-Jackson Atlanta Intl.

MDW

Midway Intl.

$120

Roundtrip

found 10 hours ago

Wed, Sep 9 - Thu, Sep 10

ATL

Hartsfield-Jackson Atlanta Intl.

ORD

O'Hare Intl.

$120

Roundtrip

found 15 hours ago

Sun, Sep 6 - Thu, Sep 10

DFW

Dallas-Fort Worth Intl.

MDW

Midway Intl.

$165

Roundtrip

just found

Sun, Sep 6 - Sat, Sep 12

DFW

Dallas-Fort Worth Intl.

ORD

O'Hare Intl.

$170

Roundtrip

just found

Thu, Nov 12 - Sun, Nov 15

DFW

Dallas-Fort Worth Intl.

STL

Lambert-St. Louis Intl.

$178

Roundtrip

found 2 days ago

Wed, Nov 4 - Mon, Nov 9

DAL

Love Field

STL

Lambert-St. Louis Intl.

$237

Roundtrip

found 2 days ago

Thu, Sep 10 - Sat, Sep 12

ATL

Hartsfield-Jackson Atlanta Intl.

RFD

Greater Rockford

$250

Roundtrip

found 4 days ago

Origin	Destination	Travel Dates	Flights From*
LGA	Peoria	October 6 to October 14	$246
LAX	St. Louis	October 31 to November 7	$288
EWR	Evansville	September 22 to September 26	$295
ATL	Peoria	September 25 to September 27	$319
LGA	Moline	December 11 to December 13	$319
ATL	Moline	October 30 to November 1	$319
LAX	Peoria	September 30 to October 3	$359
LAX	Moline	September 21 to September 28	$364
DFW	Peoria	October 14 to October 17	$368
ATL	Bloomington	September 25 to September 28	$374
LAX	Evansville	October 21 to October 24	$435
EWR	Springfield	November 1 to November 11	$453
LAX	Bloomington	September 19 to September 20	$522
PVG	Chicago	December 4 to April 30	$990
PVG	St. Louis	December 10 to January 14	$1,183

*Prices include taxes and fees

Origin	Destination	Travel Dates	Flights From*
ATL	Chicago	September 5 to September 12	$152
DFW	Chicago	September 6 to September 12	$170
EWR	Chicago	September 6 to September 8	$265
EWR	Chicago	September 6 to September 8	$287
LAX	Chicago	September 6 to September 16	$295
LAX	Chicago	September 5 to September 15	$307
LAX	St. Louis	September 5 to September 8	$385
ATL	Moline	September 4 to September 7	$475
ATL	Rockford	September 4 to September 14	$482
LAX	Rockford	September 4 to September 11	$482
ATL	Bloomington	September 5 to September 6	$506
DFW	Peoria	September 4 to September 7	$539
ATL	St. Louis	September 5 to September 7	$565
LAX	Evansville	September 4 to September 7	$680
PVG	Chicago	September 6 to September 10	$1,206

*Prices include taxes and fees

Best Illinois Flight and Hotel Packages

Price found within the past 48 hours. Click for updated prices.

3.5-star property

The Wildwood Hotel

Nov 2 - Nov 7

5 night stay

Atlanta (ATL) to St. Louis (STL)

Delta • Coach

St. Louis (STL) to Atlanta (ATL)

Southwest Airlines • Coach

$519

per person

found 1 day ago

4.0-star property

Hotel Felix River North/Magnificent Mile

Nov 3 - Nov 10

7 night stay

Atlanta (ATL) to Chicago (ORD)

Frontier Airlines • Roundtrip • Coach

Save 100% on your flight

$628

per person

found 1 day ago

4.5-star property

The Talbott, Autograph Collection

Oct 28 - Oct 31

3 night stay

Atlanta (ATL) to Chicago (ORD)

Frontier Airlines • Roundtrip • Coach

Save 100% on your flight

$531

per person

found 1 day ago

Don't see what you're looking for?

See all available trips from Atlanta to Illinois

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Travelers ❤️ These Illinois 🏨

Congress Plaza Hotel

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.

The Chicago Hotel Collection Ambassador Gold Coast

1301 N State Pkwy Chicago IL

Book a stay at this business-friendly hotel in Chicago. Enjoy free WiFi, a 24-hour fitness center, and valet parking (surcharge). Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Michigan Avenue and Chicago Riverwalk are located nearby.

8/10 Very Good! (2,125 reviews)

"Staff were amazing! Extremely helpful and accommodating, let us check in about 5 hours early. Definitely recommend"

Reviewed on Aug 29, 2026

Kasa Magnificent Mile Chicago

One Superior Place Chicago IL

Stay at this aparthotel in Chicago. Enjoy free WiFi, a fitness center, and parking (surcharge). Our guests praise the helpful staff in our reviews. Popular attractions Michigan Avenue and Chicago Riverwalk are located nearby.

9.4/10 Exceptional! (881 reviews)

"There were stains on the sofa pillows. The front desk is rarely there and when we have questions the main desk we’re unsure and we were told contradicting information"

Reviewed on Aug 30, 2026

Save an average of 15% on thousands of hotels when you're signed in

Hilton Chicago

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 Grant Park and Millennium Park are located nearby.

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.

More Ways To Wander Illinois

Illinois Hotels

Find the perfect hotel after your flight

Illinois Vacation Rentals

Great Deals on alternative accommodations

Illinois Car Rentals

Affordable cars to get you around town

Illinois Vacations

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Things to do in Illinois

Activities, attractions and tours

Frequently asked questions

How much is the cheapest flight to Illinois?

A roundtrip flight to Illinois cost as little as $48 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 September. 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 $48 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 $48 and $1,206 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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Cheap Flights to Illinois from $20 (2026/2027)

Travelers

Jet to one of Illinois's top cities

Chicago

Galena

Springfield

Champaign

Rockford

Tinley Park

How Much Does it Cost To Fly To Illinois?

Best Illinois Flight and Hotel Packages

The Wildwood Hotel

Nov 2 - Nov 7

Atlanta (ATL) to St. Louis (STL)

St. Louis (STL) to Atlanta (ATL)

Hotel Felix River North/Magnificent Mile

Nov 3 - Nov 10

Atlanta (ATL) to Chicago (ORD)

The Talbott, Autograph Collection

Oct 28 - Oct 31

Atlanta (ATL) to Chicago (ORD)

Travelers ❤️ These Illinois 🏨

Congress Plaza Hotel

The Chicago Hotel Collection Ambassador Gold Coast

Kasa Magnificent Mile Chicago

Hilton Chicago

More Ways To Wander Illinois

Frequently asked questions

Explore More Ways to Travel with Travelocity