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Cheap Flights from Harlingen to Seattle - HRL to SEA

Did You Know?

United Airlines has 490 connecting flights between Harlingen, TX and Seattle.
You must make at least one connection to fly from Harlingen, TX to Seattle.

Cheap Domestic Flights from Harlingen - HRL

Flights
Airline
Lowest Price
Delta, United
$419
AirTran, Sun Country, Delta, United
$379
United, Delta, Sun Country
$384

Cheap Domestic Flights to Seattle - SEA

Flights
Airline
Lowest Price
United, Alaska, American
$346
United, Alaska, American
$370
Alaska, American, United
$367
Alaska, United, American
$338
American, United, Alaska
$306
American, United, Alaska
$370
American, United
$280
American, United
$411
American, AirTran, United
$359
United, American
$280
American, United, Alaska
$217
American, United, Alaska
$241
American, United
$289
American, United
$306
American, United
$318
American, AirTran, United
$252
United, American
$280
United
$238

Cheap International Flights to Seattle - SEA

Flights
Airline
Lowest Price
AeroMexico, American, Delta, United
$680
American, AeroMexico, United, Delta, Air Canada
$664
United, Air Canada, American, Alaska
$875
American, AeroMexico, Volaris, United, Delta, LAN
$664
AeroMexico, United, Delta, LAN, American
$437
LAN, AeroMexico, American, Delta, United
$281
American, Delta, United
$827
Interjet, Volaris, United, Delta, American, AeroMexico
$282
Air Canada, United, Alaska, American
$709
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Cheap Flights from Harlingen to Seattle, from $397 Round trip from HRL to SEA