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

San Juan → Detroit via Newark: arrives on time 79%

  1. 01:00 SJU → 05:10 EWR
    UA 2219 · United · 4h 10m · 85% on time, 1.1% cancelled
  2. 3h 42m layover in Newark (EWR) · 45 min minimum on one ticket
  3. 08:52 EWR → 10:57 DTW
    UA 3700 · United, flown by Republic · 2h 10m · 88% on time, 6.6% cancelled

Total trip 10h 02m, scheduled departure to arrival. Times are local. Both flew on 0 of the last 56 days, too few to list among the best connections.

Makes the connection98%The first flight arrived more than 177 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 3h 42m layover.
Arrives on time79%First flight not cancelled (1.1% are) × connection made (98%) × second flight not cancelled (6.6% are) and within 15 minutes (88%).
Total trip10h 02mSJU 01:00 to DTW 10:57, 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.