Southwest® flights from Knoxville to Phoenix from $160

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Low fares from Knoxville to Phoenix

$

Knoxville (TYS)to

Phoenix (PHX)
Depart: 12/10/2026

One-way

Basic

From
$160

Low fares from Knoxville to Phoenix

$

Knoxville (TYS)to

Phoenix (PHX)
Depart: 12/10/2026

One-way

Basic

From
$160
Seen: 22 hrs ago

Knoxville (TYS)to

Phoenix (PHX)
Depart: 11/05/2026

One-way

Basic

From
$160
Seen: 23 hrs ago

Knoxville (TYS)to

Phoenix (PHX)
Depart: 11/13/2026

One-way

Basic

From
$160
Seen: 10 hrs ago

Knoxville (TYS)to

Phoenix (PHX)
Depart: 11/04/2026

One-way

Basic

From
$160
Seen: 6 hrs ago

Knoxville (TYS)to

Phoenix (PHX)
Depart: 12/15/2026

One-way

Basic

From
$160
Seen: 4 minutes ago

Knoxville (TYS)to

Phoenix (PHX)
Depart: 11/06/2026

One-way

Basic

From
$160
Seen: 7 hrs ago

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Explore flights from Knoxville to Phoenix

Oct 2026
From$300*
Seen: 1 hour ago
One Way/Basic
Nov 2026
From$160*
Seen: 7 hrs ago
One Way/Basic
Dec 2026
From$160*
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 $464
Displaying fares for October-2026
  • TYS–PHX, 10/13/2026: From $464
    13

    Tue

    OCT

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

    Wed

  • TYS–PHX, 10/15/2026: From $355
    15

    Thu

  • TYS–PHX, 10/16/2026: From $355
    16

    Fri

  • TYS–PHX, 10/17/2026: From $434
    17

    Sat

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    18

    Sun

  • TYS–PHX, 10/19/2026: From $434
    19

    Mon

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    20

    Tue

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    21

    Wed

  • TYS–PHX, 10/22/2026: From $355
    22

    Thu

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

    Fri

  • TYS–PHX: cmp-view-offers-disclaimer. Find Offers
    24

    Sat

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    25

    Sun

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    26

    Mon

  • TYS–PHX, 10/27/2026: From $300
    27

    Tue

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    28

    Wed

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

    Thu

  • TYS–PHX, 10/30/2026: From $304
    30

    Fri

  • TYS–PHX: cmp-view-offers-disclaimer. Find Offers
    31

    Sat

  • TYS–PHX, 11/01/2026: From $304
    01

    Sun

    NOV

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    02

    Mon

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    03

    Tue

  • TYS–PHX, 11/04/2026: From $160
    04

    Wed

  • TYS–PHX, 11/05/2026: From $160
    05

    Thu

  • TYS–PHX, 11/06/2026: From $160
    06

    Fri

  • TYS–PHX, 11/07/2026: From $245
    07

    Sat

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

    Sun

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    09

    Mon

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    10

    Tue

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

    Wed

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

    Thu

    • Range$160-$464

    *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:
    Mc Ghee Tyson Airport
    Arriving at:
    Sky Harbor International Airport
    Distance:
    1599 miles

    Questions we hear the most

    There are 76 weekly flights from Knoxville to Phoenix on Southwest Airlines.
    To find the lowest fares by day and time to fly Knoxville to Phoenix with Southwest, check out our Low Fare Calendar.
    You can rent a car at Sky Harbor International Airport book yours with your flight.
    Yes! Flights from Knoxville to Phoenix—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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