Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Juan → Buffalo via New York: arrives on time 76%
-
07:05 SJU → 11:01 JFKDL 1854 · Delta · 3h 56m · 93% on time, 1.1% cancelled
-
2h 28m layover in New York (JFK) · 45 min minimum on one ticket
-
13:29 JFK → 15:09 BUFDL 5296 · Delta, flown by Endeavor · 1h 40m · 82% on time, 4.2% cancelled
Total trip 8h 04m, 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 103 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 2h 28m layover.
Arrives on time76%First flight not cancelled (1.1% are) × connection made (98%) × second flight not cancelled (4.2% are) and within 15 minutes (82%).
Total trip8h 04mSJU 07:05 to BUF 15:09, 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.