A Pyrrhuloxia (Cardinalis sinuatus)in flight coming in to land in South Texas, Rio Grande Valley, North America, USA

$260 Cheap American Airlines flights Seattle (SEA) to Harlingen (HRL)

View $260 flight on Mon, Jun 29, 2026Opens in a new window

$260 Cheap American Airlines flights Seattle (SEA) to Harlingen (HRL)

Prices were available within the past 7 days and start at $260 for one-way flights and $489 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Jun 29 - Tue, Jul 28
SEA
Seattle
HRL
Harlingen
$489 Roundtrip, found 1 day ago
$489
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Jun 29 from Seattle to Harlingen, returning Tue, Jul 28, priced at $489 found 1 day ago

Alternative airports near Harlingen

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Valley Intl. HRL. Cheapest and Closest option available. Average driving time to city center is 7 minutes. Flights from $404
HRL
Valley Intl.
CheapestClosest
Average driving time to city center7 min
Flights from $404

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Valley Intl.
Airlines serving
American Airlines, Southwest Airlines, United
Popular airline
American Airlines
Distance
3175 km

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