Cheap flights from Pasco to Seattle

One-way fares from $165 · PSC → SEA · prices found by travellers in the last 48 hours

Compare all dates Seattle → Pasco
Cheapest fare
$165

Alaska Airlines · Tue, Dec 1

Cheapest month
December

from $165

Direct flights
Yes

Alaska Airlines

Flight time
1h 07m

290 km

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Cheapest month to fly from Pasco to Seattle

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. November 2026 $306
  2. December 2026 Cheapest $165

Cheapest dates in December 2026

The lowest fares we've seen for each day, cheapest first.

Alaska Airlines
Depart16:27 Tue, Dec 1PSC → SEA 1h 15m · Direct
$165one way, per person
View deal
See every date in December 2026 →

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About flights from Pasco to Seattle

Pasco (PSC) and Seattle (SEA) are about 290 km apart. Direct flights take around 1h 07m, and recent direct fares were with Alaska Airlines. Over the next few months, one-way fares start from $165, and December 2026 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Pasco to Seattle?

The cheapest one-way fare we've seen recently is $165 with Alaska Airlines, departing Tuesday, December 1, 2026. Over the coming months, the lowest fare in each month ranges from $165 to $306.

What is the cheapest month to fly from Pasco to Seattle?

December 2026 currently has the lowest fares, from $165 one way.

Are there direct flights from Pasco to Seattle?

Yes. Recent direct fares were with Alaska Airlines.

How long is the flight from Pasco to Seattle?

A direct flight takes about 1h 07m. Pasco and Seattle are around 290 km apart.

Which airlines fly from Pasco to Seattle?

Recent fares on this route were with Alaska Airlines.

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