Beginning of main content

Flights to Illinois

Trip Type
Flight 1
Flight 2
Flight 3
Flight 4
Flight 5

Cheap round-trip flights to Illinois

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Thu, Nov 1 - Tue, Nov 6
BOS
Logan Intl.
to
ORD
O'Hare Intl.
$134.90

roundtrip

just found

Open BOS to ORD flights search result page
Fri, Nov 2 - Sun, Nov 4
TPA
Tampa Intl.
to
ORD
O'Hare Intl.
$144.45

roundtrip

just found

Open TPA to ORD flights search result page
Tue, Oct 23 - Tue, Oct 30
DEN
Denver Intl.
to
ORD
O'Hare Intl.
$145.50

roundtrip

just found

Open DEN to ORD flights search result page
Mon, Oct 22 - Thu, Oct 25
ATL
Hartsfield-Jackson Atlanta Intl.
to
ORD
O'Hare Intl.
$154.55

roundtrip

just found

Open ATL to ORD flights search result page
Fri, Dec 14 - Mon, Dec 17
MCO
Orlando Intl.
to
STL
Lambert-St. Louis Intl.
$184.88

roundtrip

found 3 days ago

Open MCO to STL flights search result page
Thu, Dec 6 - Fri, Dec 14
JFK
John F. Kennedy Intl.
to
ORD
O'Hare Intl.
$206.01

roundtrip

just found

Open JFK to ORD flights search result page
Fri, Oct 19 - Sun, Oct 21
PHL
Philadelphia Intl.
to
STL
Lambert-St. Louis Intl.
$388.40

roundtrip

found 1 hour ago

Open PHL to STL flights search result page
Sun, Sep 30 - Sun, Oct 7
YTZ
Billy Bishop Toronto City
to
MDW
Midway Intl.
$388.49

roundtrip

found 3 hours ago

Open YTZ to MDW flights search result page
Wed, Oct 24 - Wed, Dec 5
GDL
Don Miguel Hidalgo y Costilla Intl.
to
MDW
Midway Intl.
$396.25

roundtrip

found 9 hours ago

Open GDL to MDW flights search result page
Tue, Sep 25 - Sun, Sep 30
MEX
Mexico City Intl.
to
MDW
Midway Intl.
$461.73

roundtrip

just found

Open MEX to MDW flights search result page

Illinois

Traveling to Illinois and need a cheap flight? Orbitz has great deals on flights to Illinois right now. Plus, we offer big discounts on hotel rooms and car rentals for a great money-saving trip.

Find Low Cost Flights to Illinois Quickly and Hassle-Free

There are many Internet sites that promise cheap Illinois flights, but a busy, bargain-minded trip planner needs more than just budget air tickets. Not only does Orbitz offer the best deals for domestic and international air fare, but we also provide the resources and tools to help you plan your flights to Illinois, book your lodging, and look up key attractions in Illinois. Our easy search tools and guaranteed low prices let you budget your time and your money so you have more of both to spend on your vacation.

New Apps Make Booking Illinois Flights Easier Than Ever

You no longer need to be sitting at your computer to find amazing Orbitz sales for flights to Illinois now we offer cutting-edge mobile tools for many Android and iOS gadgets. These free apps allow you to run a search for discount air fare, look for special vacation packages, or check on your booked Illinois flights from any location. Some special deals are only available for mobile customers, so be sure to take advantage of these free downloads today.

Orbitz Customers Are Truly #1

Orbitz takes pride in providing the best customer experience possible, and that effort doesn't end with discount flights to Illinois or user-friendly mobile apps and web tools. Orbitz Customer Service is always ready to answer questions and help you with booking, planning, or canceling your Illinois flights. When you need us, we’re here for you!

Map

More to explore for Illinois

Explore Illinois with Orbitz's Travel Guides to find the best flights, cars, vacation packages and more!

Top Flight Destinations In World

Top Flight Destinations In Illinois

Top Airports In Illinois

Top Hotels in Illinois

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.