Cheapest return flights from Pasco to Seattle in December from $293

AirHint found the following cheapest return flights from Pasco (PSC) to Seattle (SEA) in December 2025 (see full year).

Return flights

02 Dec - 06 Dec Alaska Airlines direct
01 Dec - 05 Dec Hawaiian Airlines direct

Also check the deals for one-way flights from Pasco to Seattle in December.

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