Cheap United flights Knoxville (TYS) to Harlingen (HRL)

Cheap United flights Knoxville (TYS) to Harlingen (HRL)

Prices were available within the past 7 days and start at for one-way flights and $533 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Sep 2 - Tue, Sep 8

TYS

Knoxville

HRL

Harlingen

$533 Roundtrip, found 13 hours ago

$533

Roundtrip

found 13 hours ago

Select United flight, departing Wed, Sep 2 from Knoxville to Harlingen, returning Tue, Sep 8, priced at $533 found 13 hours ago

Wed, Sep 2 - Mon, Sep 7

TYS

Knoxville

HRL

Harlingen

$649 Roundtrip, found 13 hours ago

$649

Roundtrip

found 13 hours ago

Select United flight, departing Wed, Sep 2 from Knoxville to Harlingen, returning Mon, Sep 7, priced at $649 found 13 hours ago

Sat, Sep 5 - Mon, Sep 7

TYS

Knoxville

HRL

Harlingen

$655 Roundtrip, found 13 hours ago

$655

Roundtrip

found 13 hours ago

Select United flight, departing Sat, Sep 5 from Knoxville to Harlingen, returning Mon, Sep 7, priced at $655 found 13 hours ago

Thu, Sep 3 - Tue, Sep 8

TYS

Knoxville

HRL

Harlingen

$681 Roundtrip, found 13 hours ago

$681

Roundtrip

found 13 hours ago

Select United flight, departing Thu, Sep 3 from Knoxville to Harlingen, returning Tue, Sep 8, priced at $681 found 13 hours ago

Sun, Sep 6 - Mon, Sep 7

TYS

Knoxville

HRL

Harlingen

$713 Roundtrip, found 13 hours ago

$713

Roundtrip

found 13 hours ago

Select United flight, departing Sun, Sep 6 from Knoxville to Harlingen, returning Mon, Sep 7, priced at $713 found 13 hours ago