
Popular airlines to Illinois
Delta
American Airlines
Frontier Airlines
United
Spirit Airlines
Southwest Airlines
JetBlue Airways
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Popular cities in Illinois

Chicago
Cheap round-trip flights to Illinois
Prices were available within the past 7 days and start at €249 for one-way flights and €349 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, 6 Dec - Tue, 9 Dec
DUB
Dublin
ORD
Chicago
€349 Return, found 7 hours ago
€349
Return
found 7 hours ago

Fri, 31 Oct - Sat, 8 Nov
DUB
Dublin
ORD
Chicago
€369 Return, just found
€369
Return
just found

Wed, 22 Oct - Tue, 28 Oct
DUB
Dublin
ORD
Chicago
€382 Return, found 2 days ago
€382
Return
found 2 days ago

Wed, 24 Dec - Mon, 5 Jan
DUB
Dublin
ORD
Chicago
€386 Return, just found
€386
Return
just found

Thu, 13 Nov - Sun, 23 Nov
DUB
Dublin
ORD
Chicago
€388 Return, found 1 hour ago
€388
Return
found 1 hour ago

Thu, 6 Nov - Wed, 12 Nov
DUB
Dublin
ORD
Chicago
€394 Return, found 5 days ago
€394
Return
found 5 days ago

Wed, 12 Nov - Sat, 29 Nov
DUB
Dublin
ORD
Chicago
€396 Return, found 4 days ago
€396
Return
found 4 days ago

Thu, 11 Sep - Mon, 15 Sep
DUB
Dublin
ORD
Chicago
€397 Return, found 4 hours ago
€397
Return
found 4 hours ago

Thu, 30 Oct - Sun, 2 Nov
DUB
Dublin
ORD
Chicago
€398 Return, just found
€398
Return
just found

Wed, 12 Nov - Sun, 16 Nov
DUB
Dublin
ORD
Chicago
€399 Return, found 10 hours ago
€399
Return
found 10 hours ago
About Illinois
Expedia offers flights to Illinois to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Illinois or destinations around the world and discover how easy it is to make your flight reservations on Expedia.
Frequently asked questions
Top Flight Destinations In Illinois
- Flights to Chicago
- Flights to St. Louis
- Flights to Lake Geneva
- Flights to Galena
- Flights to Schaumburg
- Flights to Springfield
- Flights to Dubuque
- Flights to Naperville
- Flights to Rockford
- Flights to Arlington Heights
- Flights to Oak Brook
- Flights to Peoria
- Flights to Gurnee
- Flights to Paducah
- Flights to Joliet
- Flights to Tinley Park
Top Flight Destinations In World
- Flights to United Kingdom
- Flights to United States of America
- Flights to Switzerland
- Flights to Brazil
- Flights to Argentina
- Flights to Canada
- Flights to Greece
- Flights to Japan
- Flights to Türkiye
- Flights to Italy
- Flights to Mexico
- Flights to India
- Flights to Sweden
- Flights to Colombia
- Flights to Spain
- Flights to Philippines
- Flights to France
- Flights to Thailand
- Flights to Australia
- Flights to Indonesia
Top Illinois Hotels
- Embassy Suites by Hilton Chicago Downtown River North
- Congress Plaza Hotel
- The Wade
- Hilton Garden Inn Chicago Downtown/Magnificent Mile
- Hilton Chicago/Magnificent Mile Suites
- citizenM Chicago Downtown
- Freehand Chicago
- InterContinental Chicago Magnificent Mile by IHG
- Hyatt Regency Chicago
- Hilton Chicago
- The Allegro Royal Sonesta Hotel Chicago Loop
- Palmer House a Hilton Hotel
- River Hotel
- Hotel Felix River North/Magnificent Mile
- The Whitehall Hotel, BW Premier Collection
- The Chicago Hotel Collection - Magnificent Mile
- Club Quarters Hotel, Central Loop, Chicago
- The Royal Sonesta Chicago Downtown
- The Midland Hotel Chicago, a Tribute Portfolio Hotel
- L7 Chicago by LOTTE
Expedia's Latest Trends
Flights
Packages
Holiday Rentals
Trending flights to Illinois
These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, 6 Dec - Tue, 9 Dec
DUB
Dublin
ORD
Chicago
€349 Return, found 7 hours ago
€349
Return
found 7 hours ago
*Available to Expedia members.