$438 Cheap United flights Pasco (PSC) to Seattle (SEA)

View $438 flight on Thu, Dec 25, 2025Opens in a new window

$438 Cheap United flights Pasco (PSC) to Seattle (SEA)

Prices were available within the past 7 days and start at $438 for one-way flights and $830 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Dec 31 - Fri, Jan 2
PSC
Pasco
SEA
Seattle
$830 Roundtrip, found 11 hours ago
$830
Roundtrip
found 11 hours ago
Select United flight, departing Wed, Dec 31 from Pasco to Seattle, returning Fri, Jan 2, priced at $830 found 11 hours ago

Find the cheapest month to fly from Pasco (PSC) to Seattle (SEA)

February is typically the cheapest month to fly

From $79 - $203 per traveler.

Alternative airports near Seattle

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

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $217
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $217
Flights from Pasco (PSC) to Seattle (SEA)
Origin airport
Tri-Cities
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, United
Popular airline
Delta
Distance
274 km
Average flight time
1 hour 16 mins