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

San Juan → Dulles via Atlanta: arrives on time 84%

  1. 06:00 SJU → 09:50 ATL
    DL 1879 · Delta · 3h 50m · 96% on time, 1.6% cancelled
  2. 2h 27m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 12:17 ATL → 14:02 IAD
    DL 2135 · Delta · 1h 45m · 85% on time, 0.0% cancelled

Total trip 8h 02m, scheduled departure to arrival. Times are local. Both flew on 40 of the last 56 days.

Makes the connection100%The first flight arrived more than 102 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 2h 27m layover.
Arrives on time84%First flight not cancelled (1.6% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (85%).
Total trip8h 02mSJU 06:00 to IAD 14:02, 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.