American Airlines flights from Knoxville to Austin

Recent searches for flights from Knoxville to Austin

Aug 2026
From$307*
Updated: 6 hours ago
Round tripIEconomy
Sep 2026
From$307*
Updated: 6 hours ago
Round tripIEconomy
Oct 2026
From$318*
Updated: 6 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $307
cmp-daily-histogram-bars-legend-max-price-aria-label $572
Displaying fares for August-2026
  • TYS–AUS, 08/05/26 – 08/12/26: From $417
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  • TYS–AUS, 08/06/26 – 08/13/26: From $417
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  • TYS–AUS, 08/07/26 – 08/14/26: From $417
    07

    Fr

  • TYS–AUS, 08/08/26 – 08/15/26: From $417
    08

    Sa

  • TYS–AUS, 08/09/26 – 08/16/26: From $572
    09

    Su

  • TYS–AUS, 08/10/26 – 08/17/26: From $417
    10

    Mo

  • TYS–AUS, 08/11/26 – 08/18/26: From $417
    11

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  • TYS–AUS, 08/12/26 – 08/19/26: From $417
    12

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  • TYS–AUS, 08/13/26 – 08/20/26: From $417
    13

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  • TYS–AUS, 08/14/26 – 08/21/26: From $417
    14

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  • TYS–AUS, 08/15/26 – 08/22/26: From $417
    15

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  • TYS–AUS, 08/16/26 – 08/23/26: From $417
    16

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  • TYS–AUS, 08/17/26 – 08/24/26: From $417
    17

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  • TYS–AUS, 08/18/26 – 08/25/26: From $406
    18

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  • TYS–AUS, 08/19/26 – 08/26/26: From $406
    19

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  • TYS–AUS, 08/20/26 – 08/27/26: From $406
    20

    Th

  • TYS–AUS, 08/21/26 – 08/28/26: From $417
    21

    Fr

  • TYS–AUS, 08/22/26 – 08/29/26: From $406
    22

    Sa

  • TYS–AUS, 08/23/26 – 08/30/26: From $417
    23

    Su

  • TYS–AUS, 08/24/26 – 08/31/26: From $406
    24

    Mo

  • TYS–AUS, 08/25/26 – 09/01/26: From $325
    25

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  • TYS–AUS, 08/26/26 – 09/02/26: From $325
    26

    We

  • TYS–AUS, 08/27/26 – 09/03/26: From $386
    27

    Th

  • TYS–AUS, 08/28/26 – 09/04/26: From $397
    28

    Fr

  • TYS–AUS, 08/29/26 – 09/05/26: From $307
    29

    Sa

  • TYS–AUS, 08/30/26 – 09/06/26: From $358
    30

    Su

  • TYS–AUS, 08/31/26 – 09/07/26: From $325
    31

    Mo

  • TYS–AUS: cmp-view-offers-disclaimer. Find Offers
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  • TYS–AUS: cmp-view-offers-disclaimer. Find Offers
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  • TYS–AUS: cmp-view-offers-disclaimer. Find Offers
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  • TYS–AUS, 09/04/26 – 09/11/26: From $318
    04

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    • range$307-$572

    DisclaimerFares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Modifying this information may result in a different fare. To find the most updated fare, please visit aa.com. Fares listed may be Basic Economy, which class is subject to additional terms and conditions. Additional baggage fees and charges for optional products and services may apply.

    Find deals on Knoxville to Austin flights

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    keyboard_arrow_down

    Knoxville (TYS)to

    Austin (AUS)
    09/05/26 - 09/12/26

    Round trip

    Economy

    from
    $307Fare subject to changes
    Updated: 6 hours ago

    Knoxville (TYS)to

    Austin (AUS)
    08/29/26 - 09/05/26

    Round trip

    Economy

    from
    $307Fare subject to changes
    Updated: 6 hours ago

    Knoxville (TYS)to

    Austin (AUS)
    09/04/26 - 09/11/26

    Round trip

    Economy

    from
    $318Fare subject to changes
    Updated: 6 hours ago

    Knoxville (TYS)to

    Austin (AUS)
    10/30/26 - 11/06/26

    Round trip

    Economy

    from
    $318Fare subject to changes
    Updated: 6 hours ago

    Knoxville (TYS)to

    Austin (AUS)
    09/04/26 - 09/06/26

    Round trip

    Economy

    from
    $318Fare subject to changes
    Updated: 14 hours ago

    Knoxville (TYS)to

    Austin (AUS)
    10/06/26 - 10/13/26

    Round trip

    Economy

    from
    $325Fare subject to changes
    Updated: 6 hours ago

    Knoxville (TYS)to

    Austin (AUS)
    10/10/26 - 10/17/26

    Round trip

    Economy

    from
    $325Fare subject to changes
    Updated: 6 hours ago

    Knoxville (TYS)to

    Austin (AUS)
    10/28/26 - 11/04/26

    Round trip

    Economy

    from
    $325Fare subject to changes
    Updated: 6 hours ago

    *Fares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Some fares listed may include one or more connections that are Basic Economy, which class is subject to additional terms and conditions. Modifying this information may result in a different fare. To find the most updated fare, please visit aa.com. Additional baggage fees and charges for optional products and services may apply.

    Finding cheap flights from Knoxville to Austin

    Looking for lower fares on your trip from Knoxville to Austin? Here are a few ways to save.

    • Book early: Booking 1 to 3 months ahead can help you find lower fares
    • Be flexible with dates: Midweek travel, like Tuesdays and Wednesdays, can be more affordable
    • Travel during less busy periods: Flying outside peak travel times can help find lower fares and avoid crowds

    Earn up to $500 back on your next American Airlines flight plus, 30,000 bonus miles. Offers vary elsewhere. Opens another site in a new window that may not meet accessibility guidelines.

    Upgrade your flight with Main Cabin Extra

    Make your trip more comfortable with Main Cabin Extra. Enjoy benefits like:

    • Extra legroom: More space with seats at the front of the Main Cabin or in exit rows.
    • Early boarding: Preferred Group 5 boarding allows easier access to overhead bins.
    • Complimentary drinks: Enjoy beer, wine and spirits on flights with full beverage service.

    Discover how Main Cabin Extra can enhance your trip.

    American Airlines flights from Knoxville to Austin