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

Washington → Portland via Seattle: arrives on time 80%

  1. 17:00 DCA → 19:59 SEA
    AS 3 · Alaska · 5h 59m · 75% on time, 0.6% cancelled
  2. 3h 27m layover in Seattle (SEA) · 45 min minimum on one ticket
  3. 23:26 SEA → 00:22 PDX +1 day
    AS 2377 · Alaska, flown by Horizon · 56m · 86% on time, 4.5% cancelled

Total trip 10h 22m, scheduled departure to arrival (Portland is 3 h behind Washington). Times are local. Both flew on 22 of the last 56 days.

Makes the connection99%The first flight arrived more than 162 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 3h 27m layover.
Arrives on time80%First flight not cancelled (0.6% are) × connection made (99%) × second flight not cancelled (4.5% are) and within 15 minutes (86%).
Total trip10h 22mDCA 17:00 to PDX 00:22, 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.