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

Ontario → Portland via Seattle: arrives on time 92%

  1. 06:02 ONT → 08:44 SEA
    AS 607 · Alaska · 2h 42m · 93% on time, 0.8% cancelled
  2. 1h 30m layover in Seattle (SEA) · 45 min minimum on one ticket
  3. 10:14 SEA → 11:21 PDX
    AS 3090 · Alaska, flown by SkyWest · 1h 07m · 98% on time, 1.9% cancelled

Total trip 5h 19m, 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 45 minutes late on 4% of the days it flew: too late for the 45-minute minimum connection on a 1h 30m layover.
Arrives on time92%First flight not cancelled (0.8% are) × connection made (96%) × second flight not cancelled (1.9% are) and within 15 minutes (98%).
Total trip5h 19mONT 06:02 to PDX 11:21, 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.