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

Chicago → Portland via Las Vegas: arrives on time 88%

  1. 06:30 MDW → 08:20 LAS
    WN 1182 · Southwest · 3h 50m · 91% on time, 0.0% cancelled
  2. 2h 40m layover in Las Vegas (LAS) · 90 min minimum on separate tickets
  3. 11:00 LAS → 13:20 PDX
    AS 1467 · Alaska · 2h 20m · 90% on time, 0.6% cancelled

Total trip 8h 50m, scheduled departure to arrival (Portland is 2 h behind Chicago). Times are local. Both flew on 44 of the last 56 days.

Makes the connection98%The first flight arrived more than 70 minutes late on 2% of the days it flew: too late for the 90-minute minimum connection on a 2h 40m layover.
Arrives on time88%First flight not cancelled (0.0% are) × connection made (98%) × second flight not cancelled (0.6% are) and within 15 minutes (90%).
Total trip8h 50mMDW 06:30 to PDX 13:20, 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.