Cheap Frontier Airlines flights Houston (IAH) to Knoxville (TYS)

Cheap Frontier Airlines flights Houston (IAH) to Knoxville (TYS)

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

Sun, Oct 26 - Thu, Oct 30

IAH

Houston

TYS

Knoxville

$284 Roundtrip, found 16 hours ago

$284

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Sun, Oct 26 from Houston to Knoxville, returning Thu, Oct 30, priced at $284 found 16 hours ago

Mon, Oct 6 - Thu, Oct 9

IAH

Houston

TYS

Knoxville

$312 Roundtrip, found 18 hours ago

$312

Roundtrip

found 18 hours ago

Select Frontier Airlines flight, departing Mon, Oct 6 from Houston to Knoxville, returning Thu, Oct 9, priced at $312 found 18 hours ago

Sun, Oct 5 - Thu, Oct 9

IAH

Houston

TYS

Knoxville

$316 Roundtrip, found 18 hours ago

$316

Roundtrip

found 18 hours ago

Select Frontier Airlines flight, departing Sun, Oct 5 from Houston to Knoxville, returning Thu, Oct 9, priced at $316 found 18 hours ago

Mon, Oct 6 - Sun, Oct 12

IAH

Houston

TYS

Knoxville

$344 Roundtrip, found 18 hours ago

$344

Roundtrip

found 18 hours ago

Select Frontier Airlines flight, departing Mon, Oct 6 from Houston to Knoxville, returning Sun, Oct 12, priced at $344 found 18 hours ago