$112 Cheap Frontier Airlines flights Detroit (DTW) to Knoxville (TYS)

$112 Cheap Frontier Airlines flights Detroit (DTW) to Knoxville (TYS)

Prices were available within the past 7 days and start at $112 for one-way flights and $224 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Sep 4 - Thu, Sep 11

DTW

Detroit

TYS

Knoxville

$224 Roundtrip, found 2 days ago

$224

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Sep 4 from Detroit to Knoxville, returning Thu, Sep 11, priced at $224 found 2 days ago

Thu, Sep 11 - Sun, Sep 21

DTW

Detroit

TYS

Knoxville

$259 Roundtrip, found 5 days ago

$259

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Thu, Sep 11 from Detroit to Knoxville, returning Sun, Sep 21, priced at $259 found 5 days ago

Thu, Sep 18 - Sun, Sep 21

DTW

Detroit

TYS

Knoxville

$267 Roundtrip, found 5 days ago

$267

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Thu, Sep 18 from Detroit to Knoxville, returning Sun, Sep 21, priced at $267 found 5 days ago

Thu, Sep 4 - Mon, Sep 8

DTW

Detroit

TYS

Knoxville

$361 Roundtrip, found 2 days ago

$361

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Sep 4 from Detroit to Knoxville, returning Mon, Sep 8, priced at $361 found 2 days ago

Sun, Sep 7 - Thu, Sep 11

DTW

Detroit

TYS

Knoxville

$375 Roundtrip, found 1 day ago

$375

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sun, Sep 7 from Detroit to Knoxville, returning Thu, Sep 11, priced at $375 found 1 day ago