Southwest® flights from Philadelphia to Knoxville from $159

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Low fares from Philadelphia to Knoxville

$

Philadelphia (PHL)to

Knoxville (TYS)
Depart: 11/07/2026

One-way

Basic

From
$159

Low fares from Philadelphia to Knoxville

$

Philadelphia (PHL)to

Knoxville (TYS)
Depart: 11/07/2026

One-way

Basic

From
$159
Seen: 9 hrs ago

Philadelphia (PHL)to

Knoxville (TYS)
Depart: 11/11/2026

One-way

Basic

From
$159
Seen: 41 minutes ago

Philadelphia (PHL)to

Knoxville (TYS)
Depart: 12/04/2026

One-way

Basic

From
$159
Seen: 1 hour ago

Philadelphia (PHL)to

Knoxville (TYS)
Depart: 11/09/2026

One-way

Basic

From
$159
Seen: 9 hrs ago

Philadelphia (PHL)to

Knoxville (TYS)
Depart: 11/03/2026

One-way

Basic

From
$159
Seen: 18 hrs ago

Philadelphia (PHL)to

Knoxville (TYS)
Depart: 11/02/2026

One-way

Basic

From
$195
Seen: 20 hrs ago

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Explore flights from Philadelphia to Knoxville

Oct 2026
From$244*
Seen: 3 hrs ago
One Way/Basic
Nov 2026
From$159*
Seen: 9 hrs ago
One Way/Basic
Dec 2026
From$159*
Seen: 1 hour ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $159
cmp-daily-histogram-bars-legend-max-price-aria-label $414
Displaying fares for October-2026
  • PHL–TYS, 10/12/2026: From $281
    12

    Mon

    OCT

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    13

    Tue

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    14

    Wed

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    15

    Thu

  • PHL–TYS, 10/16/2026: From $414
    16

    Fri

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    17

    Sat

  • PHL–TYS, 10/18/2026: From $286
    18

    Sun

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    19

    Mon

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    20

    Tue

  • PHL–TYS, 10/21/2026: From $258
    21

    Wed

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    22

    Thu

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    23

    Fri

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    24

    Sat

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    25

    Sun

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    26

    Mon

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    27

    Tue

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    28

    Wed

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    29

    Thu

  • PHL–TYS, 10/30/2026: From $244
    30

    Fri

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    31

    Sat

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    01

    Sun

    NOV

  • PHL–TYS, 11/02/2026: From $195
    02

    Mon

  • PHL–TYS, 11/03/2026: From $159
    03

    Tue

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    04

    Wed

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    05

    Thu

  • PHL–TYS, 11/06/2026: From $334
    06

    Fri

  • PHL–TYS, 11/07/2026: From $159
    07

    Sat

  • PHL–TYS, 11/08/2026: From $224
    08

    Sun

  • PHL–TYS, 11/09/2026: From $159
    09

    Mon

  • PHL–TYS: cmp-view-offers-disclaimer. Find Offers
    10

    Tue

  • PHL–TYS, 11/11/2026: From $159
    11

    Wed

    • Range$159-$414

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

    Flight Details

    Departing from:
    Philadelphia International Airport
    Arriving at:
    Mc Ghee Tyson Airport
    Distance:
    554 miles

    Questions we hear the most

    There are 41 weekly flights from Philadelphia to Knoxville on Southwest Airlines.
    To find the lowest fares by day and time to fly Philadelphia to Knoxville with Southwest, check out our Low Fare Calendar.
    You can rent a car at Mc Ghee Tyson Airport book yours with your flight.
    Yes! Flights from Philadelphia to Knoxville—or from here or there to anywhere—can be changed with no change fees. Fare difference may apply.
    Check the status of your upcoming Southwest flight.
    Check out the Southwest Airlines® Help Center for answers about everything Southwest.

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