Cheap Flights from Seattle to Harlingen

Prices were available within the past 7 days and starts at $44 for one-way flights and $147 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Seattle to Harlingen route information

Origin Airport Seattle - Tacoma Intl.
Destination Airport Valley Intl.
Airlines Serving American Airlines, United
Flight Price $146
Distance 1,984 mi