Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Buffalo → San Juan via Dallas-Fort Worth: arrives on time 46%
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16:46 BUF → 19:10 DFWAA 1615 · American · 3h 24m · 58% on time, 2.9% cancelled
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3h 37m layover in Dallas-Fort Worth (DFW) · 45 min minimum on one ticket
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22:47 DFW → 04:39 SJU +1 dayAA 514 · American · 4h 52m · 49% on time, 0.0% cancelled
Total trip 11h 53m, scheduled departure to arrival. Times are local. Both flew on 53 of the last 56 days.
Makes the connection97%The first flight arrived more than 172 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 3h 37m layover.
Arrives on time46%First flight not cancelled (2.9% are) × connection made (97%) × second flight not cancelled (0.0% are) and within 15 minutes (49%).
Total trip11h 53mBUF 16:46 to SJU 04:39, 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.