Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Charlotte Amalie → San Juan via Miami: arrives on time 56%
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16:50 STT → 19:54 MIAAA 2738 · American · 3h 04m · 80% on time, 0.0% cancelled
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1h 39m layover in Miami (MIA) · 90 min minimum on separate tickets
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21:33 MIA → 00:28 SJU +1 dayF9 3378 · Frontier · 2h 46m · 71% on time, 1.3% cancelled
Total trip 7h 29m, scheduled departure to arrival. Times are local. Both flew on 55 of the last 56 days.
Makes the connection80%The first flight arrived more than 9 minutes late on 20% of the days it flew: too late for the 90-minute minimum connection on a 1h 39m layover.
Arrives on time56%First flight not cancelled (0.0% are) × connection made (80%) × second flight not cancelled (1.3% are) and within 15 minutes (71%).
Total trip7h 29mSTT 16:50 to SJU 00:28, 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.