Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
New York → San Jose via Denver: arrives on time 25%
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16:50 LGA → 19:30 DENWN 2456 · Southwest · 4h 40m · 41% on time, 8.6% cancelled
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1h 50m layover in Denver (DEN) · 45 min minimum on one ticket
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21:20 DEN → 22:55 SJCWN 1728 · Southwest · 2h 35m · 37% on time, 1.8% cancelled
Total trip 9h 05m, scheduled departure to arrival (San Jose is 3 h behind New York). Times are local. Both flew on 53 of the last 56 days.
Makes the connection75%The first flight arrived more than 65 minutes late on 25% of the days it flew: too late for the 45-minute minimum connection on a 1h 50m layover.
Arrives on time25%First flight not cancelled (8.6% are) × connection made (75%) × second flight not cancelled (1.8% are) and within 15 minutes (37%).
Total trip9h 05mLGA 16:50 to SJC 22:55, layover included
Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.
Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.