Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Diego → Boston via San Francisco: arrives on time 88%
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11:15 SAN → 13:00 SFOWN 1677 · Southwest · 1h 45m · 35% on time, 0.0% cancelled
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3h 15m layover in San Francisco (SFO) · 90 min minimum on separate tickets
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16:15 SFO → 01:11 BOS +1 dayUA 2001 · United · 5h 56m · 88% on time, 0.0% cancelled
Total trip 10h 56m, scheduled departure to arrival (Boston is 3 h ahead of San Diego). Times are local. Both flew on 24 of the last 56 days.
Makes the connection100%The first flight arrived more than 105 minutes late on 0% of the days it flew: too late for the 90-minute minimum connection on a 3h 15m layover.
Arrives on time88%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (88%).
Total trip10h 56mSAN 11:15 to BOS 01:11, 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.