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

Portland → Washington via Detroit: arrives on time 67%

  1. 11:55 PDX → 19:08 DTW
    DL 2171 · Delta · 4h 13m · 83% on time, 0.0% cancelled
  2. 2h 16m layover in Detroit (DTW) · 45 min minimum on one ticket
  3. 21:24 DTW → 22:59 DCA
    DL 2073 · Delta · 1h 35m · 70% on time, 2.5% cancelled

Total trip 8h 04m, scheduled departure to arrival (Washington is 3 h ahead of Portland). Times are local. Both flew on 48 of the last 56 days.

Makes the connection99%The first flight arrived more than 91 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 2h 16m layover.
Arrives on time67%First flight not cancelled (0.0% are) × connection made (99%) × second flight not cancelled (2.5% are) and within 15 minutes (70%).
Total trip8h 04mPDX 11:55 to DCA 22:59, 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.