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

Portland → San Francisco via Seattle: arrives on time 48%

  1. 05:00 PDX → 05:53 SEA
    AS 2431 · Alaska, flown by Horizon · 53m · 94% on time, 1.9% cancelled
  2. 1h 10m layover in Seattle (SEA) · 45 min minimum on one ticket
  3. 07:03 SEA → 09:20 SFO
    AS 725 · Alaska · 2h 17m · 52% on time, 2.2% cancelled

Total trip 4h 20m, scheduled departure to arrival. Times are local. Both flew on 52 of the last 56 days.

Makes the connection96%The first flight arrived more than 25 minutes late on 4% of the days it flew: too late for the 45-minute minimum connection on a 1h 10m layover.
Arrives on time48%First flight not cancelled (1.9% are) × connection made (96%) × second flight not cancelled (2.2% are) and within 15 minutes (52%).
Total trip4h 20mPDX 05:00 to SFO 09:20, 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.