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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
$395
AirTran, Sun Country, Delta, United
$377
United, Delta, Sun Country
$387

Cheap Domestic Flights to Seattle - SEA

Flights
Airline
Lowest Price
United, Alaska, American
$349
United, Alaska, American
$357
Alaska, American, United
$370
Alaska, United, American
$392
American, United, Alaska
$349
American, United, Alaska
$373
American, United
$318
American, United
$422
American, AirTran, United
$371
United, American
$318
American, United, Alaska
$218
American, United, Alaska
$216
American, United
$292
American, United
$349
American, United
$319
American, AirTran, United
$271
United, American
$318
United
$240

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
$878
American, AeroMexico, Volaris, United, Delta, LAN
$664
AeroMexico, United, Delta, LAN, American
$375
LAN, AeroMexico, American, Delta, United
$280
American, Delta, United
$829
Interjet, Volaris, United, Delta, American, AeroMexico
$228
Air Canada, United, Alaska, American
$712
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Cheap Flights from Harlingen to Seattle, from $375 Round trip from HRL to SEA