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

San Francisco → Ontario via Seattle: arrives on time 65%

  1. 07:03 SFO → 09:13 SEA
    AS 68 · Alaska · 2h 10m · 87% on time, 0.7% cancelled
  2. 1h 12m layover in Seattle (SEA) · 45 min minimum on one ticket
  3. 10:25 SEA → 13:09 ONT
    AS 565 · Alaska · 2h 44m · 76% on time, 2.2% cancelled

Total trip 6h 06m, scheduled departure to arrival. Times are local. Both flew on 45 of the last 56 days.

Makes the connection89%The first flight arrived more than 27 minutes late on 11% of the days it flew: too late for the 45-minute minimum connection on a 1h 12m layover.
Arrives on time65%First flight not cancelled (0.7% are) × connection made (89%) × second flight not cancelled (2.2% are) and within 15 minutes (76%).
Total trip6h 06mSFO 07:03 to ONT 13:09, 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.