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

St Louis → Valparaiso via Atlanta: arrives on time 74%

  1. 17:06 STL → 20:07 ATL
    F9 4474 · Frontier · 2h 01m · 61% on time, 2.0% cancelled
  2. 3h 08m layover in Atlanta (ATL) · 90 min minimum on separate tickets
  3. 23:15 ATL → 23:29 VPS
    DL 3097 · Delta · 1h 15m · 83% on time, 1.5% cancelled

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

Makes the connection93%The first flight arrived more than 98 minutes late on 7% of the days it flew: too late for the 90-minute minimum connection on a 3h 08m layover.
Arrives on time74%First flight not cancelled (2.0% are) × connection made (93%) × second flight not cancelled (1.5% are) and within 15 minutes (83%).
Total trip6h 24mSTL 17:06 to VPS 23:29, 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.