American Airlines flights from Knoxville to Philadelphia

Recent searches for flights from Knoxville to Philadelphia

Sep 2026
From$482*
Updated: 19 hours ago
Round tripIEconomy
Oct 2026
From$449*
Updated: 3 hours ago
Round tripIEconomy
Nov 2026
From$449*
Updated: 23 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $472
cmp-daily-histogram-bars-legend-max-price-aria-label $1.3K
Displaying fares for September-2026
  • TYS–PHL, 09/18/26 – 09/25/26: From $677
    18

    Fr

    SEP

  • TYS–PHL, 09/19/26 – 09/26/26: From $495
    19

    Sa

  • TYS–PHL, 09/20/26 – 09/27/26: From $652
    20

    Su

  • TYS–PHL, 09/21/26 – 09/28/26: From $589
    21

    Mo

  • TYS–PHL, 09/22/26 – 09/29/26: From $495
    22

    Tu

  • TYS–PHL, 09/23/26 – 09/30/26: From $495
    23

    We

  • TYS–PHL, 09/24/26 – 10/01/26: From $589
    24

    Th

  • TYS–PHL, 09/25/26 – 10/02/26: From $599
    25

    Fr

  • TYS–PHL, 09/26/26 – 10/03/26: From $482
    26

    Sa

  • TYS–PHL, 09/27/26 – 10/04/26: From $1,260
    27

    Su

  • TYS–PHL, 09/28/26 – 10/05/26: From $589
    28

    Mo

  • TYS–PHL, 09/29/26 – 10/06/26: From $495
    29

    Tu

  • TYS–PHL, 09/30/26 – 10/07/26: From $495
    30

    We

  • TYS–PHL, 10/01/26 – 10/06/26: From $509
    01

    Th

    OCT

  • TYS–PHL, 10/02/26 – 10/09/26: From $589
    02

    Fr

  • TYS–PHL, 10/03/26 – 10/06/26: From $492
    03

    Sa

  • TYS–PHL, 10/04/26 – 10/11/26: From $1,038
    04

    Su

  • TYS–PHL, 10/05/26 – 10/12/26: From $589
    05

    Mo

  • TYS–PHL, 10/06/26 – 10/13/26: From $495
    06

    Tu

  • TYS–PHL, 10/07/26 – 10/14/26: From $495
    07

    We

  • TYS–PHL, 10/08/26 – 10/15/26: From $599
    08

    Th

  • TYS–PHL, 10/09/26 – 10/12/26: From $536
    09

    Fr

  • TYS–PHL, 10/10/26 – 10/17/26: From $472
    10

    Sa

  • TYS–PHL, 10/11/26 – 10/18/26: From $570
    11

    Su

  • TYS–PHL, 10/12/26 – 10/19/26: From $570
    12

    Mo

  • TYS–PHL, 10/13/26 – 10/20/26: From $472
    13

    Tu

  • TYS–PHL, 10/14/26 – 10/21/26: From $472
    14

    We

  • TYS–PHL, 10/15/26 – 10/22/26: From $555
    15

    Th

  • TYS–PHL: cmp-view-offers-disclaimer. Find Offers
    16

    Fr

  • TYS–PHL: cmp-view-offers-disclaimer. Find Offers
    17

    Sa

    • range$472-$1,260

    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 Philadelphia flights

    $
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    Knoxville (TYS)to

    Philadelphia (PHL)
    10/21/26 - 10/28/26

    Round trip

    Economy

    from
    $449Fare subject to changes
    Updated: 3 hours ago

    Knoxville (TYS)to

    Philadelphia (PHL)
    10/28/26 - 11/04/26

    Round trip

    Economy

    from
    $449Fare subject to changes
    Updated: 3 hours ago

    Knoxville (TYS)to

    Philadelphia (PHL)
    12/02/26 - 12/09/26

    Round trip

    Economy

    from
    $449Fare subject to changes
    Updated: 3 hours ago

    Knoxville (TYS)to

    Philadelphia (PHL)
    12/09/26 - 12/16/26

    Round trip

    Economy

    from
    $449Fare subject to changes
    Updated: 3 hours ago

    Knoxville (TYS)to

    Philadelphia (PHL)
    11/04/26 - 11/11/26

    Round trip

    Economy

    from
    $449Fare subject to changes
    Updated: 3 hours ago

    Knoxville (TYS)to

    Philadelphia (PHL)
    11/07/26 - 11/14/26

    Round trip

    Economy

    from
    $449Fare subject to changes
    Updated: 3 hours ago

    Knoxville (TYS)to

    Philadelphia (PHL)
    11/14/26 - 11/21/26

    Round trip

    Economy

    from
    $449Fare subject to changes
    Updated: 3 hours ago

    Knoxville (TYS)to

    Philadelphia (PHL)
    10/20/26 - 10/27/26

    Round trip

    Economy

    from
    $449Fare subject to changes
    Updated: 3 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.

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