Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
New York → San Francisco via Boston: arrives on time 76%
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06:59 LGA → 08:22 BOSDL 5793 · Delta, flown by Republic · 1h 23m · 96% on time, 5.1% cancelled
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3h 13m layover in Boston (BOS) · 90 min minimum on separate tickets
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11:35 BOS → 15:02 SFOUA 1074 · United · 6h 27m · 80% on time, 0.4% cancelled
Total trip 11h 03m, scheduled departure to arrival (San Francisco is 3 h behind New York). Times are local. Both flew on 40 of the last 56 days.
Makes the connection100%The first flight arrived more than 103 minutes late on 0% of the days it flew: too late for the 90-minute minimum connection on a 3h 13m layover.
Arrives on time76%First flight not cancelled (5.1% are) × connection made (100%) × second flight not cancelled (0.4% are) and within 15 minutes (80%).
Total trip11h 03mLGA 06:59 to SFO 15:02, 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.