Southwest® flights to Knoxville starting at $97

Promo Code

Popular flights to Knoxville on Southwest Airlines

$

Baltimore/Washington (BWI)to

Knoxville (TYS)
Depart: 09/05/2026
From
$97
One-way
Basic

Nashville (BNA)to

Knoxville (TYS)
Depart: 09/11/2026
From
$106
One-way
Basic

Dallas (Love Field) (DAL)to

Knoxville (TYS)
Depart: 09/11/2026
From
$119
One-way
Basic

Washington, D.C. (Reagan National) (DCA)to

Knoxville (TYS)
Depart: 08/29/2026
From
$124
One-way
Basic

Birmingham (BHM)to

Knoxville (TYS)
Depart: 09/11/2026
From
$129
One-way
Basic

Long Island/Islip MacArthur (ISP)to

Knoxville (TYS)
Depart: 09/05/2026
From
$134
One-way
Basic

Grand Rapids (GRR)to

Knoxville (TYS)
Depart: 09/06/2026
From
$134
One-way
Basic

Atlanta (ATL)to

Knoxville (TYS)
Depart: 08/26/2026
From
$135
One-way
Basic

Cleveland (CLE)to

Knoxville (TYS)
Depart: 01/20/2027
From
$135
One-way
Basic

Charlotte (CLT)to

Knoxville (TYS)
Depart: 08/25/2026
From
$135
One-way
Basic

Panama City Beach, FL (ECP)to

Knoxville (TYS)
Depart: 09/01/2026
From
$135
One-way
Basic

Jacksonville (JAX)to

Knoxville (TYS)
Depart: 12/17/2026
From
$135
One-way
Basic

Boston (BOS)to

Knoxville (TYS)
Depart: 09/06/2026
From
$136
One-way
Basic

Columbus (CMH)to

Knoxville (TYS)
Depart: 09/05/2026
From
$137
One-way
Basic

Detroit (DTW)to

Knoxville (TYS)
Depart: 09/11/2026
From
$137
One-way
Basic

Houston (Hobby) (HOU)to

Knoxville (TYS)
Depart: 09/11/2026
From
$137
One-way
Basic

Fort Lauderdale (FLL)to

Knoxville (TYS)
Depart: 09/10/2026
From
$140
One-way
Basic

Buffalo/Niagara Falls (BUF)to

Knoxville (TYS)
Depart: 09/05/2026
From
$144
One-way
Basic

New York (LaGuardia) (LGA)to

Knoxville (TYS)
Depart: 09/11/2026
From
$144
One-way
Basic

Austin (AUS)to

Knoxville (TYS)
Depart: 09/11/2026
From
$145
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: 09/01/2026
From
$114
Seen: 6 hrs ago
One-way
Basic

Nashville (BNA)to

Knoxville (TYS)
Depart: 08/26/2026
From
$119
Seen: 16 hrs ago
One-way
Basic

Atlanta (ATL)to

Knoxville (TYS)
Depart: 08/26/2026
From
$135
Seen: 14 hrs ago
One-way
Basic

Charlotte (CLT)to

Knoxville (TYS)
Depart: 08/25/2026
From
$135
Seen: 9 hrs ago
One-way
Basic

Columbus (CMH)to

Knoxville (TYS)
Depart: 09/02/2026
From
$152
Seen: 11 minutes ago
One-way
Basic

Austin (AUS)to

Knoxville (TYS)
Depart: 09/01/2026
From
$163
Seen: 21 hrs ago
One-way
Basic

Amarillo (AMA)to

Knoxville (TYS)
Depart: 08/31/2026
From
$175
Seen: 5 hrs ago
One-way
Basic

Boise (BOI)to

Knoxville (TYS)
Depart: 08/29/2026
From
$190
Seen: 19 hrs ago
One-way
Basic

Albuquerque (ABQ)to

Knoxville (TYS)
Depart: 08/31/2026
From
$193
Seen: 59 minutes ago
One-way
Basic

Hartford/Springfield (BDL)to

Knoxville (TYS)
Depart: 08/25/2026
From
$195
Seen: 8 hrs ago
One-way
Basic

Burbank (BUR)to

Knoxville (TYS)
Depart: 08/24/2026
From
$195
Seen: 11 hrs ago
One-way
Basic

Bozeman (BZN)to

Knoxville (TYS)
Depart: 08/21/2026
From
$208
Seen: 15 hrs ago
One-way
Basic

Albany (ALB)to

Knoxville (TYS)
Depart: 08/22/2026
From
$211
Seen: 11 hrs ago
One-way
Basic

Buffalo/Niagara Falls (BUF)to

Knoxville (TYS)
Depart: 08/22/2026
From
$220
Seen: 7 hrs ago
One-way
Basic

Colorado Springs (COS)to

Knoxville (TYS)
Depart: 08/04/2026
From
$232
Seen: 19 hrs ago
One-way
Basic

Charleston (CHS)to

Knoxville (TYS)
Depart: 08/04/2026
From
$314
Seen: 20 hrs ago
One-way
Choice

Birmingham (BHM)to

Knoxville (TYS)
Depart: 08/13/2026
From
$319
Seen: 4 hrs ago
One-way
Choice

Cleveland (CLE)to

Knoxville (TYS)
Depart: 08/12/2026
From
$319
Seen: 4 hrs ago
One-way
Choice

Boston (BOS)to

Knoxville (TYS)
Depart: 08/14/2026
From
$349
Seen: 5 hrs ago
One-way
Choice

Anchorage (ANC)to

Knoxville (TYS)
Depart: 08/19/2026
From
$707
Seen: 4 hrs ago
One-way
Choice
*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: 09/05/2026

One-way

Basic

From
$97
Seen: 19 hrs ago

Nashville (BNA)to

Knoxville (TYS)
Depart: 09/11/2026

One-way

Basic

From
$106
Seen: 6 hrs ago

Dallas (Love Field) (DAL)to

Knoxville (TYS)
Depart: 09/11/2026

One-way

Basic

From
$119
Seen: 16 hrs ago

Washington, D.C. (Reagan National) (DCA)to

Knoxville (TYS)
Depart: 08/29/2026

One-way

Basic

From
$124
Seen: 10 hrs ago

Birmingham (BHM)to

Knoxville (TYS)
Depart: 09/11/2026

One-way

Basic

From
$129
Seen: 16 hrs ago

Long Island/Islip MacArthur (ISP)to

Knoxville (TYS)
Depart: 09/05/2026

One-way

Basic

From
$134
Seen: 20 hrs ago

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