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

Portland → St Louis via Seattle: arrives on time 90%

  1. 05:00 PDX → 05:53 SEA
    AS 2431 · Alaska, flown by Horizon · 53m · 94% on time, 1.9% cancelled
  2. 2h 02m layover in Seattle (SEA) · 45 min minimum on one ticket
  3. 07:55 SEA → 13:52 STL
    AS 618 · Alaska · 3h 57m · 92% on time, 0.7% cancelled

Total trip 6h 52m, scheduled departure to arrival (St Louis is 2 h ahead of Portland). Times are local. Both flew on 52 of the last 56 days.

Makes the connection100%The first flight arrived more than 77 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 2h 02m layover.
Arrives on time90%First flight not cancelled (1.9% are) × connection made (100%) × second flight not cancelled (0.7% are) and within 15 minutes (92%).
Total trip6h 52mPDX 05:00 to STL 13:52, 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.