$148 Cheap Frontier Airlines flights Detroit (DTW) to Knoxville (TYS)

$148 Cheap Frontier Airlines flights Detroit (DTW) to Knoxville (TYS)

Prices were available within the past 7 days and start at $148 for one-way flights and $284 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Sep 11 - Thu, Sep 18

DTW

Detroit

TYS

Knoxville

$284 Roundtrip, found 3 days ago

$284

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Thu, Sep 11 from Detroit to Knoxville, returning Thu, Sep 18, priced at $284 found 3 days ago

Sun, Sep 14 - Sat, Sep 20

DTW

Detroit

TYS

Knoxville

$332 Roundtrip, found 3 days ago

$332

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sun, Sep 14 from Detroit to Knoxville, returning Sat, Sep 20, priced at $332 found 3 days ago

Thu, Sep 11 - Sun, Sep 21

DTW

Detroit

TYS

Knoxville

$353 Roundtrip, found 3 days ago

$353

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Thu, Sep 11 from Detroit to Knoxville, returning Sun, Sep 21, priced at $353 found 3 days ago