San Francisco to Boston nonstop
Yes: United, JetBlue, Delta and Southwest fly direct from San Francisco (SFO) to Boston (BOS) about 16 times a day, year-round.
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San Francisco to Boston in numbers
Measured from US DOT filings, not estimated from distance.
- Distance and flight time
- 2,704 miles nonstop, about 6 hr 10 min gate to gate. Flight time is an estimate from the great-circle distance; the filings carry distance, not scheduled elapsed time.
- Seasonality
- Flew every month of the last year: busiest in June 2026 (116 flights a week), quietest in February 2026 (65 flights a week).
- Sep 2025: 95 flights a week
- Oct 2025: 96 flights a week
- Nov 2025: 82 flights a week
- Dec 2025: 80 flights a week
- Jan 2026: 67 flights a week
- Feb 2026: 65 flights a week
- Mar 2026: 73 flights a week
- Apr 2026: 89 flights a week
- May 2026: 99 flights a week
- Jun 2026: 116 flights a week
- Jul 2026: 111 flights a week
- Aug 2026: 114 flights a week
Flights a week by month, Sep 2025 to Aug 2026, from US DOT on-time filings. - Who operates the flights
- United 40%, JetBlue 40%, Delta 20%, Southwest under 1% of departures, counted across the August 2026 and February 2026 US DOT on-time filings.
- Fares
- Half of the 15,862 tickets in the US DOT fare survey for Q2 2025 sold between $200 and $400 one way, median $275. The survey runs a couple of quarters behind, so read it as the shape of the route's pricing rather than today's quote.
- Jul to Sep (Q3 2024): median $250 one way, middle half $200 to $350, 15,899 tickets
- Oct to Dec (Q4 2024): median $250 one way, middle half $175 to $375, 14,269 tickets
- Jan to Mar (Q1 2025): median $225 one way, middle half $150 to $350, 10,247 tickets
- Apr to Jun (Q2 2025): median $275 one way, middle half $200 to $400, 15,862 tickets
Jan to Mar trips were the cheapest (median $225 one way) and Apr to Jun trips cost the most (median $275), in the DOT ticket survey for Q3 2024 to Q2 2025. Bars show the middle half of one-way fares; the mark is the median.
Flying the other way? Boston to San Francisco nonstop.
Other airports near San Francisco with nonstops to Boston
Within about 100 miles of San Francisco International Airport
Also nonstop from San Francisco (SFO)
Busiest other routes out of the same airport
- Los Angeles (LAX) about 36 times a day
- San Diego (SAN) about 22 times a day
- Seattle (SEA) about 21 times a day
- New York (JFK) about 19 times a day
- Chicago (ORD) about 18 times a day
- Las Vegas (LAS) about 17 times a day
- Denver (DEN) about 16 times a day
- Dallas/Fort Worth (DFW) about 13 times a day
Staying in Boston?
Sort out where you'll sleep and what you'll do once you land.
Exploring Boston on foot? Take the free GPS audio walking tour
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