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

Charlotte → San Juan via Dulles: arrives on time 77%

  1. 06:00 CLT → 07:29 IAD
    UA 6279 · United, flown by Mesa · 1h 29m · 92% on time, 2.6% cancelled
  2. 1h 05m layover in Dulles (IAD) · 45 min minimum on one ticket
  3. 08:34 IAD → 12:34 SJU
    UA 2021 · United · 4h 00m · 85% on time, 0.6% cancelled

Total trip 6h 34m, scheduled departure to arrival. Times are local. Both flew on 55 of the last 56 days.

Makes the connection94%The first flight arrived more than 20 minutes late on 6% of the days it flew: too late for the 45-minute minimum connection on a 1h 05m layover.
Arrives on time77%First flight not cancelled (2.6% are) × connection made (94%) × second flight not cancelled (0.6% are) and within 15 minutes (85%).
Total trip6h 34mCLT 06:00 to SJU 12:34, 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.