Cheap American Airlines flights St. Louis (STL) to Harlingen (HRL)

Cheap American Airlines flights St. Louis (STL) to Harlingen (HRL)

Prices were available within the past 7 days and start at for one-way flights and $390 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Aug 5 - Tue, Aug 11

STL

St. Louis

HRL

Harlingen

$390 Roundtrip, found 16 hours ago

$390

Roundtrip

found 16 hours ago

Select American Airlines flight, departing Wed, Aug 5 from St. Louis to Harlingen, returning Tue, Aug 11, priced at $390 found 16 hours ago

Sat, Aug 8 - Tue, Aug 11

STL

St. Louis

HRL

Harlingen

$413 Roundtrip, found 16 hours ago

$413

Roundtrip

found 16 hours ago

Select American Airlines flight, departing Sat, Aug 8 from St. Louis to Harlingen, returning Tue, Aug 11, priced at $413 found 16 hours ago

Wed, Aug 5 - Wed, Aug 12

STL

St. Louis

HRL

Harlingen

$414 Roundtrip, found 16 hours ago

$414

Roundtrip

found 16 hours ago

Select American Airlines flight, departing Wed, Aug 5 from St. Louis to Harlingen, returning Wed, Aug 12, priced at $414 found 16 hours ago

Wed, Aug 5 - Mon, Aug 10

STL

St. Louis

HRL

Harlingen

$423 Roundtrip, found 16 hours ago

$423

Roundtrip

found 16 hours ago

Select American Airlines flight, departing Wed, Aug 5 from St. Louis to Harlingen, returning Mon, Aug 10, priced at $423 found 16 hours ago

Wed, Aug 5 - Sun, Aug 9

STL

St. Louis

HRL

Harlingen

$434 Roundtrip, found 16 hours ago

$434

Roundtrip

found 16 hours ago

Select American Airlines flight, departing Wed, Aug 5 from St. Louis to Harlingen, returning Sun, Aug 9, priced at $434 found 16 hours ago

Sat, Aug 8 - Wed, Aug 12

STL

St. Louis

HRL

Harlingen

$437 Roundtrip, found 16 hours ago

$437

Roundtrip

found 16 hours ago

Select American Airlines flight, departing Sat, Aug 8 from St. Louis to Harlingen, returning Wed, Aug 12, priced at $437 found 16 hours ago

Sat, Aug 8 - Mon, Aug 10

STL

St. Louis

HRL

Harlingen

$446 Roundtrip, found 16 hours ago

$446

Roundtrip

found 16 hours ago

Select American Airlines flight, departing Sat, Aug 8 from St. Louis to Harlingen, returning Mon, Aug 10, priced at $446 found 16 hours ago

Fri, Aug 7 - Tue, Aug 11

STL

St. Louis

HRL

Harlingen

$450 Roundtrip, found 16 hours ago

$450

Roundtrip

found 16 hours ago

Select American Airlines flight, departing Fri, Aug 7 from St. Louis to Harlingen, returning Tue, Aug 11, priced at $450 found 16 hours ago

Sat, Aug 8 - Sun, Aug 9

STL

St. Louis

HRL

Harlingen

$457 Roundtrip, found 16 hours ago

$457

Roundtrip

found 16 hours ago

Select American Airlines flight, departing Sat, Aug 8 from St. Louis to Harlingen, returning Sun, Aug 9, priced at $457 found 16 hours ago

Mon, Aug 3 - Wed, Aug 12

STL

St. Louis

HRL

Harlingen

$459 Roundtrip, found 16 hours ago

$459

Roundtrip

found 16 hours ago

Select American Airlines flight, departing Mon, Aug 3 from St. Louis to Harlingen, returning Wed, Aug 12, priced at $459 found 16 hours ago

Mon, Aug 3 - Mon, Aug 10

STL

St. Louis

HRL

Harlingen

$468 Roundtrip, found 16 hours ago

$468

Roundtrip

found 16 hours ago

Select American Airlines flight, departing Mon, Aug 3 from St. Louis to Harlingen, returning Mon, Aug 10, priced at $468 found 16 hours ago

Fri, Aug 7 - Wed, Aug 12

STL

St. Louis

HRL

Harlingen

$474 Roundtrip, found 16 hours ago

$474

Roundtrip

found 16 hours ago

Select American Airlines flight, departing Fri, Aug 7 from St. Louis to Harlingen, returning Wed, Aug 12, priced at $474 found 16 hours ago