Nonstop route
Santa Rosa to Seattle nonstop
Yes — Alaska flies STS to SEA nonstop year-round — about daily.
STSSanta Rosa
✈
SEASeattle
daily9.8 flights a week
Year-round9.8/wk Jun vs 4.3/wk Jan
$125–$275typical one-way · median $175
618miles nonstop
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Fares are what people actually paid: half of the 780 tickets in the US DOT fare survey for this route sold between $125 and $275 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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