Nonstop route
Seattle to Boston nonstop
Yes — Alaska, Delta and JetBlue fly SEA to BOS nonstop year-round — about 9× daily.
SEASeattle
✈
BOSBoston
9× daily64.4 flights a week
Year-round64.4/wk Jun vs 27.5/wk Jan
$175–$350typical one-way · median $225
2,496miles nonstop
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Fares are what people actually paid: half of the 7,485 tickets in the US DOT fare survey for this route sold between $175 and $350 one way, median $225. 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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