Nonstop route
Seattle to Detroit nonstop
Yes — Delta and Alaska fly SEA to DTW nonstop year-round — about 7× daily.
SEASeattle
✈
DTWDetroit
7× daily48.8 flights a week
Year-round48.8/wk Jun vs 29.6/wk Jan
$200–$375typical one-way · median $275
1,927miles nonstop
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Fares are what people actually paid: half of the 3,466 tickets in the US DOT fare survey for this route sold between $200 and $375 one way, median $275. 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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