Nonstop route
Seattle to Boise nonstop
Yes — Alaska flies SEA to BOI nonstop year-round — about 10× daily.
SEASeattle
✈
BOIBoise
10× daily72.8 flights a week
Year-round72.8/wk Jun vs 67.5/wk Jan
$100–$225typical one-way · median $125
399miles nonstop
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Fares are what people actually paid: half of the 4,006 tickets in the US DOT fare survey for this route sold between $100 and $225 one way, median $125. 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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