Nonstop route
Boston to San Francisco nonstop
Yes — JetBlue, United, Delta and Alaska fly BOS to SFO nonstop year-round — about 17× daily.
BOSBoston
✈
SFOSan Francisco
17× daily116 flights a week
Year-round116/wk Jun vs 67.5/wk Jan
$175–$375typical one-way · median $275
2,704miles nonstop
Affiliate disclosure
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Fares are what people actually paid: half of the 15,566 tickets in the US DOT fare survey for this route sold between $175 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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