Southwest® flights to Knoxville starting at $87

Promo Code

Popular flights to Knoxville on Southwest Airlines

$

Baltimore/Washington (BWI)to

Knoxville (TYS)
Depart: 11/17/2026
From
$87
One-way
Basic

El Paso (ELP)to

Knoxville (TYS)
Depart: 11/04/2026
From
$118
One-way
Basic

Dallas-Love Field (DAL)to

Knoxville (TYS)
Depart: 10/24/2026
From
$120
One-way
Basic

Denver (DEN)to

Knoxville (TYS)
Depart: 12/05/2026
From
$132
One-way
Basic

Washington D.C. Reagan National (DCA)to

Knoxville (TYS)
Depart: 10/19/2026
From
$139
One-way
Basic

Austin (AUS)to

Knoxville (TYS)
Depart: 01/07/2027
From
$144
One-way
Basic

Houston Hobby (HOU)to

Knoxville (TYS)
Depart: 10/30/2026
From
$146
One-way
Basic

Los Angeles (LAX)to

Knoxville (TYS)
Depart: 10/28/2026
From
$148
One-way
Basic

Nashville (BNA)to

Knoxville (TYS)
Depart: 10/20/2026
From
$154
One-way
Basic

Wichita (ICT)to

Knoxville (TYS)
Depart: 11/07/2026
From
$158
One-way
Basic

Hartford/Springfield (BDL)to

Knoxville (TYS)
Depart: 10/24/2026
From
$163
One-way
Basic

Fort Lauderdale (FLL)to

Knoxville (TYS)
Depart: 11/14/2026
From
$165
One-way
Basic

Harlingen/South Padre Island (HRL)to

Knoxville (TYS)
Depart: 10/27/2026
From
$166
One-way
Basic

Panama City Beach, FL (ECP)to

Knoxville (TYS)
Depart: 10/05/2026
From
$167
One-way
Basic

New York LaGuardia (LGA)to

Knoxville (TYS)
Depart: 12/02/2026
From
$170
One-way
Basic

Indianapolis (IND)to

Knoxville (TYS)
Depart: 11/07/2026
From
$171
One-way
Basic

Boston (BOS)to

Knoxville (TYS)
Depart: 02/16/2027
From
$173
One-way
Basic

Columbus (CMH)to

Knoxville (TYS)
Depart: 10/30/2026
From
$173
One-way
Basic

Cleveland (CLE)to

Knoxville (TYS)
Depart: 11/18/2026
From
$174
One-way
Basic

Lubbock (LBB)to

Knoxville (TYS)
Depart: 11/17/2026
From
$178
One-way
Basic
*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.

Popular flights to Knoxville on Southwest Airlines

$

Baltimore/Washington (BWI)to

Knoxville (TYS)
Depart: 10/13/2026
From
$134
Seen: 20 hrs ago
One-way
Basic

Columbus (CMH)to

Knoxville (TYS)
Depart: 10/14/2026
From
$178
Seen: 5 hrs ago
One-way
Basic

Austin (AUS)to

Knoxville (TYS)
Depart: 10/14/2026
From
$189
Seen: 4 hrs ago
One-way
Basic

Atlanta (ATL)to

Knoxville (TYS)
Depart: 10/06/2026
From
$190
Seen: 11 hrs ago
One-way
Basic

Birmingham (BHM)to

Knoxville (TYS)
Depart: 10/06/2026
From
$196
Seen: 22 hrs ago
One-way
Basic

Buffalo/Niagara Falls (BUF)to

Knoxville (TYS)
Depart: 10/13/2026
From
$199
Seen: 4 hrs ago
One-way
Basic

Nashville (BNA)to

Knoxville (TYS)
Depart: 10/02/2026
From
$214
Seen: 20 hrs ago
One-way
Basic

Boston (BOS)to

Knoxville (TYS)
Depart: 10/06/2026
From
$219
Seen: 1 hour ago
One-way
Basic

Charleston (CHS)to

Knoxville (TYS)
Depart: 10/05/2026
From
$220
Seen: 20 hrs ago
One-way
Basic

Albany (ALB)to

Knoxville (TYS)
Depart: 09/30/2026
From
$244
Seen: 17 hrs ago
One-way
Basic

Colorado Springs (COS)to

Knoxville (TYS)
Depart: 09/19/2026
From
$247
Seen: 9 hrs ago
One-way
Basic

Boise (BOI)to

Knoxville (TYS)
Depart: 10/13/2026
From
$269
Seen: 4 hrs ago
One-way
Basic

Hartford/Springfield (BDL)to

Knoxville (TYS)
Depart: 10/01/2026
From
$279
Seen: 17 hrs ago
One-way
Basic

Albuquerque (ABQ)to

Knoxville (TYS)
Depart: 10/03/2026
From
$294
Seen: 6 hrs ago
One-way
Basic

Burbank (BUR)to

Knoxville (TYS)
Depart: 10/14/2026
From
$298
Seen: 9 hrs ago
One-way
Basic

Charlotte (CLT)to

Knoxville (TYS)
Depart: 09/15/2026
From
$316
Seen: 13 hrs ago
One-way
Choice

Cleveland (CLE)to

Knoxville (TYS)
Depart: 10/08/2026
From
$334
Seen: 4 hrs ago
One-way
Choice

Cincinnati (CVG)to

Knoxville (TYS)
Depart: 09/24/2026
From
$334
Seen: 52 minutes ago
One-way
Choice

Corpus Christi (CRP)to

Knoxville (TYS)
Depart: 09/14/2026
From
$350
Seen: 18 hrs ago
One-way
Choice

Bozeman (BZN)to

Knoxville (TYS)
Depart: 10/02/2026
From
$372
Seen: 20 hrs ago
One-way
Basic
*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.

Discover Knoxville with Southwest Airlines

Book your next flight to Knoxville with Southwest Airlines and discover why East Tennessee is a destination filled with mountain beauty, vibrant culture, and Southern charm. Learn more about the Southwest® Experience and start planning your Knoxville getaway today.


Flying to Knoxville with Southwest Airlines

  • Enjoy easy access to East Tennessee with flights landing at Knoxville’s McGhee Tyson Airport (TYS), just minutes from downtown.
  • Arrive stress-free with Southwest’s convenient service and famously friendly hospitality.
  • With low fares and no hidden fees, Southwest makes getting to Knoxville as comfortable as the Southern charm that greets you.

Best Food & Drink in Knoxville

  • Start your day with a local favorite of biscuits smothered in sausage gravy or a made-from-scratch donut from a hometown bakery.
  • Enjoy a farm-to-table dinner at Market Square or take a short drive to Pigeon Forge for classic Southern comfort food and live dinner shows.
  • Taste Appalachian flavors inspired by the region’s mountain heritage and family recipes passed down for generations.

Find cheap flights to Knoxville

$

Baltimore/Washington (BWI)to

Knoxville (TYS)
Depart: 11/17/2026

One-way

Basic

From
$87
Seen: 1 hour ago

El Paso (ELP)to

Knoxville (TYS)
Depart: 11/04/2026

One-way

Basic

From
$118
Seen: 5 hrs ago

Dallas-Love Field (DAL)to

Knoxville (TYS)
Depart: 10/24/2026

One-way

Basic

From
$120
Seen: 2 hrs ago

Denver (DEN)to

Knoxville (TYS)
Depart: 12/05/2026

One-way

Basic

From
$132
Seen: 1 hour ago

Washington D.C. Reagan National (DCA)to

Knoxville (TYS)
Depart: 10/19/2026

One-way

Basic

From
$139
Seen: 5 hrs ago

Houston Hobby (HOU)to

Knoxville (TYS)
Depart: 10/30/2026

One-way

Basic

From
$146
Seen: 4 hrs ago

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More Southwest flights to Knoxville