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Popular cities in Illinois
Cheap round-trip flights to Illinois
Prices were available within the past 7 days and start at €393 for one-way flights and €377 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Thu, 4 Apr - Sat, 13 Apr
DUB
Dublin
ORD
O'Hare Intl.
€377 Return, just found
€377
Return
just found
Tue, 26 Nov - Tue, 3 Dec
DUB
Dublin
ORD
O'Hare Intl.
€391 Return, found 18 hours ago
€391
Return
found 18 hours ago
Thu, 31 Oct - Tue, 5 Nov
DUB
Dublin
ORD
O'Hare Intl.
€440 Return, found 2 days ago
€440
Return
found 2 days ago
Sat, 9 Nov - Thu, 14 Nov
DUB
Dublin
ORD
O'Hare Intl.
€480 Return, found 4 days ago
€480
Return
found 4 days ago
Mon, 25 Nov - Mon, 9 Dec
DUB
Dublin
ORD
O'Hare Intl.
€482 Return, found 2 days ago
€482
Return
found 2 days ago
Tue, 24 Dec - Tue, 31 Dec
DUB
Dublin
ORD
O'Hare Intl.
€506 Return, found 2 days ago
€506
Return
found 2 days ago
Thu, 14 Nov - Mon, 18 Nov
DUB
Dublin
ORD
O'Hare Intl.
€506 Return, found 9 hours ago
€506
Return
found 9 hours ago
Fri, 15 Nov - Tue, 19 Nov
DUB
Dublin
ORD
O'Hare Intl.
€518 Return, found 6 hours ago
€518
Return
found 6 hours ago
Fri, 31 May - Sun, 16 Jun
DUB
Dublin
MDW
Midway Intl.
€518 Return, found 1 hour ago
€518
Return
found 1 hour ago
Mon, 27 May - Mon, 3 Jun
SNN
Shannon
MDW
Midway Intl.
€518 Return, found 2 days ago
€518
Return
found 2 days 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
More to explore for Illinois
Flying to Illinois? Explore Illinois with Expedia's Travel Guides to find the best hotels, holiday packages, car hire deals and more!
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.
Thu, 4 Apr - Sat, 13 Apr
DUB
Dublin
ORD
O'Hare Intl.
€377 Return, just found
€377
Return
just found
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 Paducah
- Flights to Peoria
- Flights to Rockford
- Flights to Naperville
- Flights to Joliet
- Flights to Willowbrook
- Flights to Oak Brook
- Flights to Nauvoo
Top Flight Destinations In World
- Flights to United Kingdom
- Flights to Mexico
- Flights to Russia
- Flights to Colombia
- Flights to France
- Flights to Spain
- Flights to Japan
- Flights to China
- Flights to Canada
- Flights to Türkiye
- Flights to South Korea
- Flights to Greece
- Flights to Brazil
- Flights to Thailand
- Flights to Philippines
- Flights to Indonesia
- Flights to Germany
- Flights to United States of America
- Flights to Argentina
- Flights to Sweden
Top Illinois Hotels
- Congress Plaza Hotel
- River Hotel
- Club Quarters Hotel, Central Loop, Chicago
- InterContinental Chicago Magnificent Mile, an IHG Hotel
- W Chicago - Lakeshore
- Eurostars Magnificent Mile
- Palmer House a Hilton Hotel
- La Quinta Inn & Suites by Wyndham Chicago Downtown
- Hotel Felix River North/Magnificent Mile
- Warwick Allerton - Chicago
- The Royal Sonesta Chicago Downtown
- Silversmith Hotel Chicago Downtown
- Virgin Hotels Chicago
- LondonHouse Chicago, Curio Collection by Hilton
- Fairmont Chicago at Millennium Park
- The Royal Sonesta Chicago River North
- Travelodge by Wyndham Downtown Chicago
- Freehand Chicago
- Best Western Grant Park Hotel
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