- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 30% on select hotels after you book a flight*
Plan, book, fly with confidence
Cheap Flights from Chicago to Key Largo (CHI-MIA)
Prices were available within the past 7 days and start at $26 for one-way flights and $51 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Tue, Sep 10 - Wed, Sep 11
ORD
Chicago
MIA
Miami
$51 Roundtrip, just found
$51
Roundtrip
just found
Mon, Aug 26 - Wed, Sep 11
ORD
Chicago
MIA
Miami
$61 Roundtrip, just found
$61
Roundtrip
just found
Tue, Aug 27 - Tue, Sep 10
ORD
Chicago
MIA
Miami
$63 Roundtrip, found 3 days ago
$63
Roundtrip
found 3 days ago
Mon, Aug 19 - Wed, Aug 28
MDW
Chicago
MIA
Miami
$65 Roundtrip, found 1 hour ago
$65
Roundtrip
found 1 hour ago
Tue, Sep 10 - Wed, Sep 11
ORD
Chicago
MIA
Miami
$137 Roundtrip, just found
$137
Roundtrip
just found
Tue, Sep 10 - Wed, Sep 11
ORD
Chicago
MIA
Miami
$137 Roundtrip, just found
$137
Roundtrip
just found
Nearby Cities
- Chicago to Key Largo
- Raleigh to Key Largo
- Washington to Key Largo
- Detroit to Key Largo
- New York to Key Largo
- Boston to Key Largo
- Charlotte to Key Largo
- Denver to Key Largo
- Houston to Key Largo
- Dallas to Key Largo
- Philadelphia to Key Largo
- Atlanta to Key Largo
- Cleveland to Key Largo
- San Francisco to Key Largo
Expedia's Latest Trends
Flights
Flights from Las Vegas to AnaheimFlights from Seattle to MauiFlights from Philadelphia to IrvineFlights from Philadelphia to AnaheimFlights from New York to Yellowstone National ParkFlights from San Francisco to South Lake TahoeFlights from Los Angeles to ShenyangFlights from Honolulu to MauiFlights from Houston to OconomowocFlights from Chicago to South Lake TahoeFlights from Los Angeles to San Miguel de AllendeFlights from Boston to ProvidencialesFlights from Denver to BentonvilleFlights from Charlotte to Isla HolboxFlights from Orlando to GatlinburgFlights from Phoenix to AnaheimFlights from Chicago to AnaheimFlights from Denver to AnaheimFlights from Houston to BentonvilleFlights from Spokane to MauiFlights from Phoenix to Rochelle ParkFlights from Los Angeles to Machu PicchuFlights from Anchorage to MauiFlights from Seattle to AnaheimFlights from Orlando to BanffFlights from Las Vegas to MauiFlights from Minneapolis - St. Paul to AnaheimFlights from Los Angeles to Paradise IslandFlights from Houston to AnaheimFlights from Boston to Anaheim
*Available to One Key members.