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

St Louis → Portland via Denver: arrives on time 90%

  1. 08:42 STL → 10:02 DEN
    WN 3910 · Southwest · 2h 20m · 90% on time, 0.0% cancelled
  2. 3h 25m layover in Denver (DEN) · 90 min minimum on separate tickets
  3. 13:27 DEN → 15:13 PDX
    UA 2455 · United · 2h 46m · 90% on time, 0.0% cancelled

Total trip 8h 31m, scheduled departure to arrival (Portland is 2 h behind St Louis). Times are local. Both flew on 48 of the last 56 days.

Makes the connection100%The first flight arrived more than 115 minutes late on 0% of the days it flew: too late for the 90-minute minimum connection on a 3h 25m layover.
Arrives on time90%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (90%).
Total trip8h 31mSTL 08:42 to PDX 15:13, 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.