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

Detroit → Portland via Dulles: arrives on time 56%

  1. 19:45 DTW → 21:20 IAD
    UA 6362 · United, flown by Mesa · 1h 35m · 78% on time, 3.9% cancelled
  2. 50m layover in Dulles (IAD) · 45 min minimum on one ticket
  3. 22:10 IAD → 23:59 PWM
    UA 3459 · United, flown by Republic · 1h 49m · 85% on time, 4.8% cancelled

Total trip 4h 14m, 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 connection72%The first flight arrived more than 5 minutes late on 28% of the days it flew: too late for the 45-minute minimum connection on a 50m layover.
Arrives on time56%First flight not cancelled (3.9% are) × connection made (72%) × second flight not cancelled (4.8% are) and within 15 minutes (85%).
Total trip4h 14mDTW 19:45 to PWM 23:59, layover included

Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.

Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.