Nonstop route
Portland to Seattle nonstop
Yes — Alaska and Delta fly PDX to SEA nonstop year-round — about 13× daily.
PDXPortland
✈
SEASeattle
13× daily94.3 flights a week
Year-round94.3/wk Jun vs 91.9/wk Jan
$125–$250typical one-way · median $175
129miles nonstop
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Fares are what people actually paid: half of the 1,773 tickets in the US DOT fare survey for this route sold between $125 and $250 one way, median $175. That survey runs a couple of quarters behind, so treat it as the shape of the route's pricing rather than today's quote.
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