Flights to Eastern Tennessee from Austin - $83

View $83 flight on Tue, Aug 19, 2025Opens in a new window

Popular airlines from Austin to Eastern Tennessee

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Frontier Airlines

    Frontier Airlines

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Cheap Flights from Austin to Eastern Tennessee (AUS-CHA)

Prices were available within the past 7 days and start at $83 for one-way flights and $205 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Tue, Aug 19 - Thu, Sep 4
AUS
Austin
CHA
Chattanooga
$205 Roundtrip, found 5 days ago
$205
Roundtrip
found 5 days ago
Select Spirit Airlines flight, departing Tue, Aug 19 from Austin to Chattanooga, returning Thu, Sep 4, priced at $205 found 5 days ago
Spirit Airlines
Thu, Nov 13 - Sun, Nov 16
AUS
Austin
CHA
Chattanooga
$221 Roundtrip, found 1 day ago
$221
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Thu, Nov 13 from Austin to Chattanooga, returning Sun, Nov 16, priced at $221 found 1 day ago
United
Tue, Aug 26 - Sun, Aug 31
AUS
Austin
TYS
Knoxville
$225 Roundtrip, found 2 hours ago
$225
Roundtrip
found 2 hours ago
Select United flight, departing Tue, Aug 26 from Austin to Knoxville, returning Sun, Aug 31, priced at $225 found 2 hours ago
American Airlines
Wed, Oct 29 - Fri, Oct 31
AUS
Austin
TYS
Knoxville
$226 Roundtrip, found 3 days ago
$226
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Oct 29 from Austin to Knoxville, returning Fri, Oct 31, priced at $226 found 3 days ago
Delta
Wed, Aug 27 - Sat, Aug 30
AUS
Austin
TYS
Knoxville
$227 Roundtrip, found 16 hours ago
$227
Roundtrip
found 16 hours ago
Select Delta flight, departing Wed, Aug 27 from Austin to Knoxville, returning Sat, Aug 30, priced at $227 found 16 hours ago
Frontier Airlines
Thu, Aug 28 - Sat, Aug 30
AUS
Austin
TYS
Knoxville
$230 Roundtrip, found 16 hours ago
$230
Roundtrip
found 16 hours ago
Select Frontier Airlines flight, departing Thu, Aug 28 from Austin to Knoxville, returning Sat, Aug 30, priced at $230 found 16 hours ago

Find the cheapest month to fly from Austin (AUS) to Knoxville (TYS)

April is typically the cheapest month to fly

From $189 - $402 per traveler.

Graph displaying average flight prices per month

Alternative airports

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to McGhee Tyson TYS. Cheapest option available. Flights from $254
TYS
McGhee Tyson
Cheapest
Flights from $254
Select flight to Chattanooga Metropolitan CHA. Flights from $379
CHA
Chattanooga Metropolitan
Flights from $379
Select flight to Tri-Cities Regional TRI. Flights from $314
TRI
Tri-Cities Regional
Flights from $314
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