Southwest® flights from Knoxville to Atlanta from $170

Promo Code

Low fares from Knoxville to Atlanta

$

Knoxville (TYS)to

Atlanta (ATL)
Depart: 10/23/2026

One-way

Basic

From
$170

Low fares from Knoxville to Atlanta

$

Knoxville (TYS)to

Atlanta (ATL)
Depart: 10/23/2026

One-way

Basic

From
$170
Seen: 13 hrs ago

Knoxville (TYS)to

Atlanta (ATL)
Depart: 10/14/2026

One-way

Basic

From
$190
Seen: 15 hrs ago

Knoxville (TYS)to

Atlanta (ATL)
Depart: 10/15/2026

One-way

Basic

From
$190
Seen: 15 hrs ago

Knoxville (TYS)to

Atlanta (ATL)
Depart: 10/23/2026

One-way

Choice

From
$205
Seen: 13 hrs ago

Knoxville (TYS)to

Atlanta (ATL)
Depart: 10/08/2026

One-way

Basic

From
$220
Seen: 3 hrs ago

Knoxville (TYS)to

Atlanta (ATL)
Depart: 10/15/2026

One-way

Choice

From
$225
Seen: 15 hrs ago

Looking for more low-fare flights?

Check out the Low Fare Calendar to find a fare that works for you. Just choose the month you want to depart and return, and we’ll show you the best fares available.

Find low fares

Explore flights from Knoxville to Atlanta

Oct 2026
From$170*
Seen: 13 hrs ago
One Way/Basic
Nov 2026
No result for this month.
Dec 2026
From$225*
Seen: 11 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $170
Displaying fares for October-2026
  • TYS–ATL, 10/08/2026: From $220
    08

    Thu

    OCT

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

    Fri

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

    Sat

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

    Sun

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

    Mon

  • TYS–ATL: cmp-view-offers-disclaimer. Find Offers
    13

    Tue

  • TYS–ATL, 10/14/2026: From $190
    14

    Wed

  • TYS–ATL, 10/15/2026: From $190
    15

    Thu

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

    Fri

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

    Sat

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

    Sun

  • TYS–ATL, 10/19/2026: From $250
    19

    Mon

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

    Tue

  • TYS–ATL: cmp-view-offers-disclaimer. Find Offers
    21

    Wed

  • TYS–ATL: cmp-view-offers-disclaimer. Find Offers
    22

    Thu

  • TYS–ATL, 10/23/2026: From $170
    23

    Fri

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

    Sat

  • TYS–ATL: cmp-view-offers-disclaimer. Find Offers
    25

    Sun

  • TYS–ATL: cmp-view-offers-disclaimer. Find Offers
    26

    Mon

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

    Tue

  • TYS–ATL: cmp-view-offers-disclaimer. Find Offers
    28

    Wed

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

    Thu

  • TYS–ATL: cmp-view-offers-disclaimer. Find Offers
    30

    Fri

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

    Sat

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

    Sun

    NOV

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

    Mon

  • TYS–ATL: cmp-view-offers-disclaimer. Find Offers
    03

    Tue

  • TYS–ATL: cmp-view-offers-disclaimer. Find Offers
    04

    Wed

  • TYS–ATL: cmp-view-offers-disclaimer. Find Offers
    05

    Thu

  • TYS–ATL: cmp-view-offers-disclaimer. Find Offers
    06

    Fri

  • TYS–ATL: cmp-view-offers-disclaimer. Find Offers
    07

    Sat

    • Range$170-$250

    *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:
    Hartsfield-Jackson Atlanta International Airport
    Distance:
    152 miles

    Questions we hear the most

    There are 17 weekly flights from Knoxville to Atlanta on Southwest Airlines.
    To find the lowest fares by day and time to fly Knoxville to Atlanta with Southwest, check out our Low Fare Calendar.
    You can rent a car at Hartsfield-Jackson Atlanta International Airport book yours with your flight.
    Yes! Flights from Knoxville to Atlanta—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.

    Explore Flights from Other Popular Origins

    Popular Flights from Knoxville