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

Salt Lake City → St Louis via Denver: arrives on time 85%

  1. 12:20 SLC → 13:50 DEN
    WN 1478 · Southwest · 1h 30m · 85% on time, 0.0% cancelled
  2. 2h 20m layover in Denver (DEN) · 90 min minimum on separate tickets
  3. 16:10 DEN → 19:23 STL
    F9 3302 · Frontier · 2h 12m · 85% on time, 0.3% cancelled

Total trip 6h 02m, scheduled departure to arrival (St Louis is 1 h ahead of Salt Lake City). Times are local. Both flew on 32 of the last 56 days.

Makes the connection100%The first flight arrived more than 50 minutes late on 0% of the days it flew: too late for the 90-minute minimum connection on a 2h 20m layover.
Arrives on time85%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (0.3% are) and within 15 minutes (85%).
Total trip6h 02mSLC 12:20 to STL 19:23, 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.