Flights from Las Vegas to Knoxville from $ 291*

Promotion Code

Changed bag rules and optional services         Cruise Packages

Featured daily fares for flights from Las Vegas (LAS) to Knoxville (TYS)

Try alternate month or interact with individual days below in order to find offers.
Mar 2026
No result for this month
Apr 2026
From$ 462*
Viewed: 1 day ago
RoundTrip|Economy
May 2026
From$ 453*
Viewed: 10 hours ago
RoundTrip|Economy
$ 462
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    • Range$ 462

    *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 Las Vegas (LAS) to Knoxville (TYS) flights

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    More United deals on Las Vegas (LAS) to Knoxville (TYS) flights
    From
    To
    Fare Type
    Dates
    Price
    Las Vegas (LAS)Knoxville (TYS)Roundtrip
    |
    Economy    		01/11/27 - 01/13/27

    from

    $ 291

    Viewed: 10 hours ago

    Las Vegas (LAS)Knoxville (TYS)Roundtrip
    |
    Economy    		06/10/26 - 06/13/26

    from

    $ 377

    Viewed: 21 hours ago

    Las Vegas (LAS)Knoxville (TYS)Roundtrip
    |
    Economy    		01/11/27 - 01/14/27

    from

    $ 414

    Viewed: 10 hours ago

    Las Vegas (LAS)Knoxville (TYS)Roundtrip
    |
    Economy    		05/22/26 - 05/24/26

    from

    $ 453

    Viewed: 10 hours ago

    Las Vegas (LAS)Knoxville (TYS)Roundtrip
    |
    Economy    		04/06/26 - 04/09/26

    from

    $ 462

    Viewed: 1 day ago

    Las Vegas (LAS)Knoxville (TYS)Roundtrip
    |
    Economy    		04/24/26 - 04/26/26

    from

    $ 521

    Viewed: 18 minutes ago

    Las Vegas (LAS)Knoxville (TYS)Roundtrip
    |
    Economy    		05/01/26 - 05/10/26

    from

    $ 555

    Viewed: 1 hour ago

    Las Vegas (LAS)Knoxville (TYS)Roundtrip
    |
    Economy    		06/10/26 - 06/13/26

    from

    $ 593

    Viewed: 21 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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