Southwest® flights from Phoenix to Knoxville from $160

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Low fares from Phoenix to Knoxville

$

Phoenix (PHX)to

Knoxville (TYS)
Depart: 10/31/2026

One-way

Basic

From
$160

Low fares from Phoenix to Knoxville

$

Phoenix (PHX)to

Knoxville (TYS)
Depart: 10/31/2026

One-way

Basic

From
$160
Seen: 23 hrs ago

Phoenix (PHX)to

Knoxville (TYS)
Depart: 01/11/2027

One-way

Basic

From
$200
Seen: 18 hrs ago

Phoenix (PHX)to

Knoxville (TYS)
Depart: 11/10/2026

One-way

Basic

From
$200
Seen: 16 hrs ago

Phoenix (PHX)to

Knoxville (TYS)
Depart: 11/09/2026

One-way

Basic

From
$200
Seen: 14 hrs ago

Phoenix (PHX)to

Knoxville (TYS)
Depart: 11/17/2026

One-way

Basic

From
$200
Seen: 8 hrs ago

Phoenix (PHX)to

Knoxville (TYS)
Depart: 11/26/2026

One-way

Basic

From
$200
Seen: 8 hrs ago

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Explore flights from Phoenix to Knoxville

Oct 2026
From$160*
Seen: 23 hrs ago
One Way/Basic
Nov 2026
From$200*
Seen: 14 hrs ago
One Way/Basic
Dec 2026
From$200*
Seen: 7 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $160
cmp-daily-histogram-bars-legend-max-price-aria-label $529
Displaying fares for October-2026
  • PHX–TYS: cmp-view-offers-disclaimer. Find Offers
    03

    Sat

    OCT

  • PHX–TYS, 10/04/2026: From $469
    04

    Sun

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    05

    Mon

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    06

    Tue

  • PHX–TYS, 10/07/2026: From $451
    07

    Wed

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    08

    Thu

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    09

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    10

    Sat

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    11

    Sun

  • PHX–TYS, 10/12/2026: From $360
    12

    Mon

  • PHX–TYS, 10/13/2026: From $340
    13

    Tue

  • PHX–TYS: cmp-view-offers-disclaimer. Find Offers
    14

    Wed

  • PHX–TYS, 10/15/2026: From $529
    15

    Thu

  • PHX–TYS, 10/16/2026: From $456
    16

    Fri

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

    Sat

  • PHX–TYS, 10/18/2026: From $320
    18

    Sun

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    19

    Mon

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    20

    Tue

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    21

    Wed

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    22

    Thu

  • PHX–TYS, 10/23/2026: From $309
    23

    Fri

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    24

    Sat

  • PHX–TYS, 10/25/2026: From $295
    25

    Sun

  • PHX–TYS, 10/26/2026: From $269
    26

    Mon

  • PHX–TYS: cmp-view-offers-disclaimer. Find Offers
    27

    Tue

  • PHX–TYS, 10/28/2026: From $200
    28

    Wed

  • PHX–TYS: cmp-view-offers-disclaimer. Find Offers
    29

    Thu

  • PHX–TYS, 10/30/2026: From $200
    30

    Fri

  • PHX–TYS, 10/31/2026: From $160
    31

    Sat

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

    Sun

    NOV

  • PHX–TYS: cmp-view-offers-disclaimer. Find Offers
    02

    Mon

    • Range$160-$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:
    Sky Harbor International Airport
    Arriving at:
    Mc Ghee Tyson Airport
    Distance:
    1599 miles

    Route Information

    56† Weekly flights

    † Weekly flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025. Note: route may not operate every day of the week.

    ‡ Nonstop flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025.

    Questions we hear the most

    There are 56 weekly flights from Phoenix to Knoxville on Southwest Airlines.
    To find the lowest fares by day and time to fly Phoenix 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 Phoenix 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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