tailodds FORECAST
Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Chicago → Portland via Ontario: arrives on time 90%

  1. 11:45 MDW → 13:50 ONT
    WN 2846 · Southwest · 4h 05m · 55% on time, 0.0% cancelled
  2. 3h 42m layover in Ontario (ONT) · 90 min minimum on separate tickets
  3. 17:32 ONT → 19:49 PDX
    AS 2456 · Alaska, flown by Horizon · 2h 17m · 93% on time, 1.3% cancelled

Total trip 10h 04m, scheduled departure to arrival (Portland is 2 h behind Chicago). Times are local. Both flew on 38 of the last 56 days.

Makes the connection98%The first flight arrived more than 132 minutes late on 2% of the days it flew: too late for the 90-minute minimum connection on a 3h 42m layover.
Arrives on time90%First flight not cancelled (0.0% are) × connection made (98%) × second flight not cancelled (1.3% are) and within 15 minutes (93%).
Total trip10h 04mMDW 11:45 to PDX 19:49, 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.