Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Boston → San Francisco via San Diego: arrives on time 68%

  1. 08:28 BOS → 11:43 SAN
    AS 256 · Alaska · 6h 15m · 85% on time, 0.0% cancelled
  2. 1h 47m layover in San Diego (SAN) · 45 min minimum on one ticket
  3. 13:30 SAN → 15:14 SFO
    AS 3352 · Alaska, flown by SkyWest · 1h 44m · 74% on time, 1.0% cancelled

Total trip 9h 46m, scheduled departure to arrival (San Francisco is 3 h behind Boston). Times are local. Both flew on 52 of the last 56 days.

Makes the connection92%The first flight arrived more than 62 minutes late on 8% of the days it flew: too late for the 45-minute minimum connection on a 1h 47m layover.
Arrives on time68%First flight not cancelled (0.0% are) × connection made (92%) × second flight not cancelled (1.0% are) and within 15 minutes (74%).
Total trip9h 46mBOS 08:28 to SFO 15:14, layover included

Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.