
Popular airlines to Illinois
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American Airlines
United
Spirit Airlines
Frontier 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 HK$779 for one-way flights and HK$1,547 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, 20 Sep - Sat, 27 Sep
LAX
Los Angeles
MDW
Chicago
HK$1,547 Return, found 5 days ago
HK$1,547
Return
found 5 days ago

Sat, 20 Sep - Sat, 27 Sep
LAX
Los Angeles
ORD
Chicago
HK$1,547 Return, found 5 days ago
HK$1,547
Return
found 5 days ago

Sat, 20 Sep - Sat, 27 Sep
LAX
Los Angeles
ORD
Chicago
HK$2,070 Return, found 5 days ago
HK$2,070
Return
found 5 days ago

Sat, 20 Sep - Sat, 27 Sep
LAX
Los Angeles
ORD
Chicago
HK$2,070 Return, found 5 days ago
HK$2,070
Return
found 5 days ago

Tue, 2 Sep - Sat, 6 Sep
LAX
Los Angeles
STL
St. Louis
HK$2,407 Return, found 6 hours ago
HK$2,407
Return
found 6 hours ago

Tue, 23 Sep - Tue, 30 Sep
HKG
Hong Kong SAR
ORD
Chicago
HK$6,433 Return, found 18 hours ago
HK$6,433
Return
found 18 hours ago

Thu, 4 Sep - Wed, 17 Sep
HKG
Hong Kong SAR
ORD
Chicago
HK$6,659 Return, just found
HK$6,659
Return
just found

Thu, 4 Sep - Mon, 8 Sep
HKG
Hong Kong SAR
STL
St. Louis
HK$6,973 Return, found 3 days ago
HK$6,973
Return
found 3 days ago

Sun, 14 Sep - Sun, 14 Dec
HKG
Hong Kong SAR
ORD
Chicago
HK$7,176 Return, found 2 days ago
HK$7,176
Return
found 2 days ago

Thu, 4 Sep - Wed, 17 Sep
HKG
Hong Kong SAR
ORD
Chicago
HK$7,473 Return, just found
HK$7,473
Return
just found
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
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Top Illinois Hotels
- Congress Plaza Hotel
- Palmer House a Hilton Hotel
- Hilton Garden Inn Chicago Downtown/Magnificent Mile
- Embassy Suites by Hilton Chicago Downtown River North
- citizenM Chicago Downtown
- Hilton Chicago/Magnificent Mile Suites
- Crowne Plaza Chicago West Loop by IHG
- InterContinental Chicago Magnificent Mile by IHG
- Hyatt Regency Chicago
- Freehand Chicago
- Claridge House
- The Whitehall Hotel, BW Premier Collection
- The Allegro Royal Sonesta Hotel Chicago Loop
- Hotel Felix River North/Magnificent Mile
- Fairmont Chicago at Millennium Park
- Sonesta ES Suites Chicago Downtown Magnificent Mile - Medical
- Hilton Chicago
- The Royal Sonesta Chicago Downtown
- Travelodge by Wyndham Downtown Chicago
Expedia's Latest Trends
Flights
Packages
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.

Tue, 23 Sep - Tue, 30 Sep
HKG
Hong Kong SAR
ORD
Chicago
HK$6,433 Return, found 18 hours ago
HK$6,433
Return
found 18 hours ago
*Available to Expedia members.