American Airlines flights from Knoxville to Aspen

Recent searches for flights from Knoxville to Aspen

Aug 2026
From$539*
Updated: 13 hours ago
Round tripIEconomy
Sep 2026
From$517*
Updated: 13 hours ago
Round tripIEconomy
Oct 2026
From$517*
Updated: 13 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $539
cmp-daily-histogram-bars-legend-max-price-aria-label $1.6K
Displaying fares for August-2026
  • TYS–ASE, 08/07/26 – 08/14/26: From $996
    07

    Fr

    AUG

  • TYS–ASE, 08/08/26 – 08/15/26: From $1,165
    08

    Sa

  • TYS–ASE, 08/09/26 – 08/16/26: From $1,634
    09

    Su

  • TYS–ASE, 08/10/26 – 08/17/26: From $790
    10

    Mo

  • TYS–ASE, 08/11/26 – 08/18/26: From $694
    11

    Tu

  • TYS–ASE, 08/12/26 – 08/19/26: From $694
    12

    We

  • TYS–ASE, 08/13/26 – 08/20/26: From $676
    13

    Th

  • TYS–ASE, 08/14/26 – 08/21/26: From $694
    14

    Fr

  • TYS–ASE, 08/15/26 – 08/22/26: From $736
    15

    Sa

  • TYS–ASE, 08/16/26 – 08/23/26: From $1,165
    16

    Su

  • TYS–ASE, 08/17/26 – 08/24/26: From $937
    17

    Mo

  • TYS–ASE, 08/18/26 – 08/25/26: From $746
    18

    Tu

  • TYS–ASE, 08/19/26 – 08/26/26: From $683
    19

    We

  • TYS–ASE, 08/20/26 – 08/27/26: From $554
    20

    Th

  • TYS–ASE, 08/21/26 – 08/28/26: From $554
    21

    Fr

  • TYS–ASE, 08/22/26 – 08/29/26: From $688
    22

    Sa

  • TYS–ASE, 08/23/26 – 08/30/26: From $1,038
    23

    Su

  • TYS–ASE, 08/24/26 – 08/31/26: From $683
    24

    Mo

  • TYS–ASE, 08/25/26 – 09/01/26: From $554
    25

    Tu

  • TYS–ASE, 08/26/26 – 09/02/26: From $554
    26

    We

  • TYS–ASE, 08/27/26 – 09/03/26: From $539
    27

    Th

  • TYS–ASE, 08/28/26 – 09/04/26: From $539
    28

    Fr

  • TYS–ASE, 08/29/26 – 09/05/26: From $539
    29

    Sa

  • TYS–ASE, 08/30/26 – 09/06/26: From $710
    30

    Su

  • TYS–ASE, 08/31/26 – 09/07/26: From $1,049
    31

    Mo

  • TYS–ASE, 09/01/26 – 09/08/26: From $875
    01

    Tu

    SEP

  • TYS–ASE, 09/02/26 – 09/09/26: From $672
    02

    We

  • TYS–ASE: cmp-view-offers-disclaimer. Find Offers
    03

    Th

  • TYS–ASE: cmp-view-offers-disclaimer. Find Offers
    04

    Fr

  • TYS–ASE: cmp-view-offers-disclaimer. Find Offers
    05

    Sa

  • TYS–ASE, 09/06/26 – 09/13/26: From $672
    06

    Su

    • range$539-$1,634

    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 Aspen flights

    $
    keyboard_arrow_down

    Knoxville (TYS)to

    Aspen (ASE)
    10/06/26 - 10/13/26

    Round trip

    Economy

    from
    $517Fare subject to changes
    Updated: 13 hours ago

    Knoxville (TYS)to

    Aspen (ASE)
    09/15/26 - 09/22/26

    Round trip

    Economy

    from
    $517Fare subject to changes
    Updated: 13 hours ago

    Knoxville (TYS)to

    Aspen (ASE)
    10/13/26 - 10/20/26

    Round trip

    Economy

    from
    $517Fare subject to changes
    Updated: 13 hours ago

    Knoxville (TYS)to

    Aspen (ASE)
    09/08/26 - 09/15/26

    Round trip

    Economy

    from
    $517Fare subject to changes
    Updated: 13 hours ago

    Knoxville (TYS)to

    Aspen (ASE)
    10/20/26 - 10/27/26

    Round trip

    Economy

    from
    $517Fare subject to changes
    Updated: 13 hours ago

    Knoxville (TYS)to

    Aspen (ASE)
    10/27/26 - 11/03/26

    Round trip

    Economy

    from
    $517Fare subject to changes
    Updated: 13 hours ago

    Knoxville (TYS)to

    Aspen (ASE)
    09/22/26 - 09/29/26

    Round trip

    Economy

    from
    $517Fare subject to changes
    Updated: 13 hours ago

    Knoxville (TYS)to

    Aspen (ASE)
    09/29/26 - 10/06/26

    Round trip

    Economy

    from
    $517Fare subject to changes
    Updated: 13 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 Aspen

    Looking for lower fares on your trip from Knoxville to Aspen? 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 Aspen