Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Jacksonville → San Juan via Atlanta: arrives on time 65%

11:48 JAX → 13:03 ATL

DL 2356 · Delta · 1h 13m · 94% on time, 1.8% cancelled
3h 56m layover in Atlanta (ATL) · 45 min minimum on one ticket
16:59 ATL → 20:43 SJU

DL 1791 · Delta · 3h 44m · 66% on time, 0.5% cancelled

Total trip 8h 55m, scheduled departure to arrival. Times are local. Both flew on 39 of the last 56 days.

Makes the connection100%The first flight arrived more than 191 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 3h 56m layover.

Arrives on time65%First flight not cancelled (1.8% are) × connection made (100%) × second flight not cancelled (0.5% are) and within 15 minutes (66%).

Total trip8h 55mJAX 11:48 to SJU 20:43, 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.