Flights from Chattanooga to Chicago from $ 249*

Promotion Code

Changed bag rules and optional services         Cruise Packages

Featured daily fares for flights from Chattanooga (CHA) to Chicago (ORD)

Mar 2026
From$ 309*
Viewed: 1 hour ago
RoundTrip|Economy
Apr 2026
From$ 264*
Viewed: 4 hours ago
RoundTrip|Economy
May 2026
From$ 249*
Viewed: 1 day ago
RoundTrip|Economy
$ 264
Displaying fares for March-2026
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    • Range$ 264-$ 972

    *Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.

    More United deals on Chattanooga (CHA) to Chicago (ORD) flights

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    More United deals on Chattanooga (CHA) to Chicago (ORD) flights
    From
    To
    Fare Type
    Dates
    Price
    Chattanooga (CHA)Chicago (ORD)Roundtrip
    |
    Economy    		06/10/26 - 08/04/26

    from

    $ 249

    Viewed: 1 day ago

    Chattanooga (CHA)Chicago (ORD)Roundtrip
    |
    Economy    		05/16/26 - 05/23/26

    from

    $ 249

    Viewed: 1 day ago

    Chattanooga (CHA)Chicago (ORD)Roundtrip
    |
    Economy    		06/05/26 - 06/10/26

    from

    $ 260

    Viewed: 1 day ago

    Chattanooga (CHA)Chicago (ORD)Roundtrip
    |
    Economy    		04/03/26 - 04/06/26

    from

    $ 279

    Viewed: 1 day ago

    Chattanooga (CHA)Chicago (ORD)Roundtrip
    |
    Economy    		04/02/26 - 04/06/26

    from

    $ 279

    Viewed: 1 day ago

    Chattanooga (CHA)Chicago (ORD)Roundtrip
    |
    Economy    		09/12/26 - 09/27/26

    from

    $ 289

    Viewed: 1 day ago

    Chattanooga (CHA)Chicago (ORD)Roundtrip
    |
    Economy    		04/04/26 - 05/19/26

    from

    $ 264

    Viewed: 4 hours ago

    Chattanooga (CHA)Chicago (ORD)Roundtrip
    |
    Economy    		04/03/26 - 04/05/26

    from

    $ 279

    Viewed: 6 hours ago

    *Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.

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