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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
AustinAUStoChicagoORD$3009/09 - 09/12Frontier Airlines
MiamiMIAtoChicagoORD$3009/11 - 09/14Frontier Airlines
OrlandoMCOtoChicagoORD$3009/09 - 09/15Frontier Airlines
PhiladelphiaPHLtoChicagoORD$3009/06 - 09/09Frontier Airlines
RaleighRDUtoChicagoORD$3009/05 - 09/15Frontier Airlines
Salt Lake CitySLCtoChicagoORD$3009/15 - 09/16Frontier Airlines
TrentonTTNtoChicagoORD$3009/07 - 09/10Frontier Airlines
Washington, DCIADtoChicagoORD$3009/10 - 09/11Frontier Airlines
New OrleansMSYtoChicagoORD$7310/01 - 10/06Spirit Airlines
New YorkLGAtoChicagoORD$7309/23 - 09/29Spirit Airlines
MinneapolisMSPtoChicagoORD$7310/12 - 10/16Spirit Airlines
AtlantaATLtoChicagoORD$7309/10 - 09/12Spirit Airlines

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

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Cheap Flights to Illinois