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

St Louis → Seattle via Phoenix: arrives on time 90%

  1. 05:45 STL → 06:55 PHX
    WN 3967 · Southwest · 3h 10m · 98% on time, 0.0% cancelled
  2. 2h 25m layover in Phoenix (PHX) · 90 min minimum on separate tickets
  3. 09:20 PHX → 12:35 SEA
    DL 2374 · Delta · 3h 15m · 91% on time, 1.4% cancelled

Total trip 8h 50m, scheduled departure to arrival (Seattle is 2 h behind St Louis). Times are local. Both flew on 40 of the last 56 days.

Makes the connection100%The first flight arrived more than 55 minutes late on 0% of the days it flew: too late for the 90-minute minimum connection on a 2h 25m layover.
Arrives on time90%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (1.4% are) and within 15 minutes (91%).
Total trip8h 50mSTL 05:45 to SEA 12:35, 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.