tailodds FORECAST
Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Houston → St Louis via Denver: arrives on time 15%

  1. 17:55 HOU → 19:40 DEN
    WN 1974 · Southwest · 2h 45m · 36% on time, 0.0% cancelled
  2. 1h 05m layover in Denver (DEN) · 45 min minimum on one ticket
  3. 20:45 DEN → 23:55 STL
    WN 3317 · Southwest · 2h 10m · 41% on time, 0.0% cancelled

Total trip 6h 00m, scheduled departure to arrival. Times are local. Both flew on 24 of the last 56 days.

Makes the connection36%The first flight arrived more than 20 minutes late on 64% of the days it flew: too late for the 45-minute minimum connection on a 1h 05m layover.
Arrives on time15%First flight not cancelled (0.0% are) × connection made (36%) × second flight not cancelled (0.0% are) and within 15 minutes (41%).
Total trip6h 00mHOU 17:55 to STL 23:55, layover included

Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.

Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.