Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Miami → San Juan via New York: arrives on time 79%
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07:05 MIA → 10:00 JFKDL 2428 · Delta · 2h 55m · 88% on time, 3.1% cancelled
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2h 30m layover in New York (JFK) · 45 min minimum on one ticket
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12:30 JFK → 16:29 SJUDL 1961 · Delta · 3h 59m · 84% on time, 1.1% cancelled
Total trip 9h 24m, scheduled departure to arrival. Times are local. Both flew on 56 of the last 56 days.
Makes the connection98%The first flight arrived more than 105 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 2h 30m layover.
Arrives on time79%First flight not cancelled (3.1% are) × connection made (98%) × second flight not cancelled (1.1% are) and within 15 minutes (84%).
Total trip9h 24mMIA 07:05 to SJU 16:29, 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.