Cheap round-trip flights to Illinois
Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.
Illinois
When you plan to buy tickets for flights to Illinois, you don’t have to look any further than Orbitz! We offer bargain rates and low fares on thousands of flights.
Reliable Customer Service
Along with our low prices, Orbitz is well known for exceptional customer care. We make it simple to find the best Illinois flights for you. If you need to cancel your booking or change your flight plans, simply contact our Customer Service department to make any adjustments.
Bargain Tickets for Illinois Flights
Orbitz offers deeply discounted flights to Illinois, and we provide the resources to research your travel destination and plan your complete itinerary.
Use Orbitz to Earn Points with Your Frequent Flyer Program
Saving your frequent flyer miles for your flights to Illinois? You can use Orbitz to make your budget ticket reservation for all your flights and still earn points or miles on your frequent flyer program! Just enter your program account number while you’re booking your ticket to have your points added automatically, every time you book with Orbitz.
Convenient Travel Planning Services
If you like the ease of making your travel plans on the move, you’ll love the free Orbitz apps for iPhones, iPads, and Android devices. You can use these apps to review your travel reservations or make a change to your itinerary. Orbitz also offers additional travel assistance such as free mobile alerts that keep you up-to-date about sudden changes to your upcoming flights. You can also browse Orbitz easily on your smartphone by using the mobile version of the website to find budget Illinois flights.
More to explore for Illinois
Explore Illinois with Orbitz's Travel Guides to find the best flights, cars, vacation packages and more!
Top Illinois Hotels
- Congress Plaza Hotel
- Club Quarters Hotel, Central Loop
- Palmer House a Hilton Hotel
- The Whitehall Hotel
- Chicago's Essex Inn
- Loews Chicago O'Hare Hotel
- Warwick Allerton Hotel Chicago
- Hotel Felix Chicago
- Hyatt Regency McCormick Place
- Central Loop Hotel
- Country Inn & Suites By Carlson, O'Hare South
- Hard Rock Hotel Chicago
- River Hotel
- Hyatt Regency Chicago
- Inn of Chicago
- Sheraton Grand Chicago
- Four Points by Sheraton Chicago O'Hare Airport
- Trump International Hotel & Tower Chicago
- Red Roof Inn Chicago - O'Hare Airport
- The Godfrey Hotel Chicago
Top Flight Destinations In World
- Flights to United States of America
- Flights to China
- Flights to Canada
- Flights to United Kingdom
- Flights to Italy
- Flights to Mexico
- Flights to France
- Flights to Germany
- Flights to Spain
- Flights to Brazil
- Flights to India
- Flights to Japan
- Flights to Australia
- Flights to Russia
- Flights to Thailand
- Flights to Greece
- Flights to Philippines
- Flights to Indonesia
- Flights to Turkey
- Flights to Colombia
Top Flight Destinations In Illinois
- Flights to Chicago
- Flights to Carbondale
- Flights to Galena
- Flights to Rockford
- Flights to Peoria
- Flights to Champaign
- Flights to Ottawa
- Flights to Mount Vernon
- Flights to Effingham
- Flights to Springfield
- Flights to Collinsville
- Flights to Bloomington
- Flights to Decatur
- Flights to Moline
- Flights to Kankakee
- Flights to Metropolis
- Flights to Nauvoo
- Flights to Galesburg
- Flights to Danville
- Flights to Quincy
Top Airports In Illinois
- O'Hare Intl. (ORD)
- Midway Intl. (MDW)
- Quad City Intl. (MLI)
- Greater Peoria Regional (PIA)
- Central Illinois Regional (BMI)
- University Of Illinois Urbana-Champaign Williard (CMI)
- Abraham Lincoln Capital (SPI)
- Greater Rockford (RFD)
- Williamson County Regional (MWA)
- Decatur (DEC)
- Quincy Regional-Baldwin Field (UIN)
- MidAmerica-St. Louis (BLV)
- Southern Illinois (MDH)
- Chicago (DPA)
- Illinois Valley Regional (VYS)
- St. Louis Downtown (CPS)
- Greater Kankakee (IKK)
- Lewis University (LOT)
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.
