Southwest® flights from Austin to Knoxville from $169

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Low fares from Austin to Knoxville

$

Austin (AUS)to

Knoxville (TYS)
Depart: 01/16/2027

One-way

Basic

From
$169

Low fares from Austin to Knoxville

$

Austin (AUS)to

Knoxville (TYS)
Depart: 01/16/2027

One-way

Basic

From
$169
Seen: 23 hrs ago

Austin (AUS)to

Knoxville (TYS)
Depart: 01/09/2027

One-way

Basic

From
$169
Seen: 22 hrs ago

Austin (AUS)to

Knoxville (TYS)
Depart: 12/05/2026

One-way

Basic

From
$169
Seen: 23 hrs ago

Austin (AUS)to

Knoxville (TYS)
Depart: 01/06/2027

One-way

Basic

From
$169
Seen: 53 minutes ago

Austin (AUS)to

Knoxville (TYS)
Depart: 12/02/2026

One-way

Basic

From
$169
Seen: 17 hrs ago

Austin (AUS)to

Knoxville (TYS)
Depart: 12/03/2026

One-way

Basic

From
$189
Seen: 21 hrs ago

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Explore flights from Austin to Knoxville

Nov 2026
From$269*
Seen: 15 hrs ago
One Way/Basic
Dec 2026
From$169*
Seen: 17 hrs ago
One Way/Basic
Jan 2027
From$169*
Seen: 23 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $169
cmp-daily-histogram-bars-legend-max-price-aria-label $529
Displaying fares for November-2026
  • AUS–TYS, 11/13/2026: From $389
    13

    Fri

    NOV

  • AUS–TYS, 11/14/2026: From $389
    14

    Sat

  • AUS–TYS, 11/15/2026: From $389
    15

    Sun

  • AUS–TYS, 11/16/2026: From $389
    16

    Mon

  • AUS–TYS, 11/17/2026: From $389
    17

    Tue

  • AUS–TYS: cmp-view-offers-disclaimer. Find Offers
    18

    Wed

  • AUS–TYS, 11/19/2026: From $443
    19

    Thu

  • AUS–TYS: cmp-view-offers-disclaimer. Find Offers
    20

    Fri

  • AUS–TYS, 11/21/2026: From $374
    21

    Sat

  • AUS–TYS, 11/22/2026: From $374
    22

    Sun

  • AUS–TYS: cmp-view-offers-disclaimer. Find Offers
    23

    Mon

  • AUS–TYS, 11/24/2026: From $374
    24

    Tue

  • AUS–TYS, 11/25/2026: From $269
    25

    Wed

  • AUS–TYS, 11/26/2026: From $269
    26

    Thu

  • AUS–TYS, 11/27/2026: From $269
    27

    Fri

  • AUS–TYS, 11/28/2026: From $279
    28

    Sat

  • AUS–TYS, 11/29/2026: From $529
    29

    Sun

  • AUS–TYS, 11/30/2026: From $279
    30

    Mon

  • AUS–TYS: cmp-view-offers-disclaimer. Find Offers
    01

    Tue

    DEC

  • AUS–TYS, 12/02/2026: From $169
    02

    Wed

  • AUS–TYS, 12/03/2026: From $189
    03

    Thu

  • AUS–TYS, 12/04/2026: From $234
    04

    Fri

  • AUS–TYS, 12/05/2026: From $169
    05

    Sat

  • AUS–TYS, 12/06/2026: From $239
    06

    Sun

  • AUS–TYS, 12/07/2026: From $189
    07

    Mon

  • AUS–TYS: cmp-view-offers-disclaimer. Find Offers
    08

    Tue

  • AUS–TYS: cmp-view-offers-disclaimer. Find Offers
    09

    Wed

  • AUS–TYS, 12/10/2026: From $204
    10

    Thu

  • AUS–TYS: cmp-view-offers-disclaimer. Find Offers
    11

    Fri

  • AUS–TYS: cmp-view-offers-disclaimer. Find Offers
    12

    Sat

    • Range$169-$529

    *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:
    Austin-Bergstrom International Airport
    Arriving at:
    Mc Ghee Tyson Airport
    Distance:
    882 miles

    Questions we hear the most

    There are 74 weekly flights from Austin to Knoxville on Southwest Airlines.
    To find the lowest fares by day and time to fly Austin 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 Austin 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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