$466 Cheap United flights Philadelphia (PHL) to Knoxville (TYS)

$466 Cheap United flights Philadelphia (PHL) to Knoxville (TYS)

Prices were available within the past 7 days and start at $466 for one-way flights and $467 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Oct 18 - Sat, Oct 25

PHL

Philadelphia

TYS

Knoxville

$467 Roundtrip, found 21 hours ago

$467

Roundtrip

found 21 hours ago

Select United flight, departing Sat, Oct 18 from Philadelphia to Knoxville, returning Sat, Oct 25, priced at $467 found 21 hours ago

Mon, Oct 13 - Tue, Oct 21

PHL

Philadelphia

TYS

Knoxville

$492 Roundtrip, found 21 hours ago

$492

Roundtrip

found 21 hours ago

Select United flight, departing Mon, Oct 13 from Philadelphia to Knoxville, returning Tue, Oct 21, priced at $492 found 21 hours ago

Sat, Oct 18 - Thu, Oct 23

PHL

Philadelphia

TYS

Knoxville

$496 Roundtrip, found 21 hours ago

$496

Roundtrip

found 21 hours ago

Select United flight, departing Sat, Oct 18 from Philadelphia to Knoxville, returning Thu, Oct 23, priced at $496 found 21 hours ago