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

Portland → Denver via Detroit: arrives on time 66%

  1. 16:45 PWM → 18:54 DTW
    DL 1821 · Delta · 2h 09m · 72% on time, 1.8% cancelled
  2. 2h 42m layover in Detroit (DTW) · 45 min minimum on one ticket
  3. 21:36 DTW → 22:44 DEN
    DL 1644 · Delta · 3h 08m · 72% on time, 0.0% cancelled

Total trip 7h 59m, scheduled departure to arrival (Denver is 2 h behind Portland). Times are local. Both flew on 28 of the last 56 days.

Makes the connection94%The first flight arrived more than 117 minutes late on 6% of the days it flew: too late for the 45-minute minimum connection on a 2h 42m layover.
Arrives on time66%First flight not cancelled (1.8% are) × connection made (94%) × second flight not cancelled (0.0% are) and within 15 minutes (72%).
Total trip7h 59mPWM 16:45 to DEN 22:44, 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.