Cheap Frontier Airlines flights Knoxville (TYS) to Seattle (SEA)

Cheap Frontier Airlines flights Knoxville (TYS) to Seattle (SEA)

Prices were available within the past 7 days and start at for one-way flights and $192 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Jan 8 - Sat, Jan 10

TYS

Knoxville

SEA

Seattle

$192 Roundtrip, found 13 hours ago

$192

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Thu, Jan 8 from Knoxville to Seattle, returning Sat, Jan 10, priced at $192 found 13 hours ago

Sun, Jan 4 - Sat, Jan 10

TYS

Knoxville

SEA

Seattle

$292 Roundtrip, found 13 hours ago

$292

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Sun, Jan 4 from Knoxville to Seattle, returning Sat, Jan 10, priced at $292 found 13 hours ago