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Cheap flights to Illinois, United States

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Cheap flights found on Fly.com within the past 48 hours(per person, including taxes and fees)

OriginDestinationPrice R/TDatesAirline
Salt Lake CitySLCtoChicagoORD$6410/26 - 10/28Frontier Airlines
Kansas CityMCItoChicagoORD$8111/01 - 11/15Spirit Airlines
ClevelandCLEtoChicagoORD$8512/26 - 12/29Frontier Airlines
MinneapolisMSPtoChicagoORD$9111/04 - 11/04Spirit Airlines
AtlantaATLtoChicagoORD$10501/09 - 01/11Frontier Airlines
BaltimoreBWItoChicagoORD$10510/25 - 11/01Spirit Airlines
Washington, DCIADtoChicagoORD$10512/05 - 12/10Frontier Airlines
DallasDFWtoChicagoORD$11711/04 - 11/08Spirit Airlines
New OrleansMSYtoChicagoORD$11711/08 - 11/11Spirit Airlines
PhoenixPHXtoChicagoORD$12211/07 - 11/09Spirit Airlines
HoustonIAHtoChicagoORD$13510/28 - 11/01Spirit Airlines
DenverDENtoChicagoORD$13711/04 - 11/18Spirit Airlines

Cheap Roundtrip Fares to Chicago from:(per person, including taxes and fees)

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Cheap Flights to Illinois