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

St Louis → Dallas-Fort Worth via Atlanta: arrives on time 28%

  1. 17:06 STL → 20:07 ATL
    F9 4474 · Frontier · 2h 01m · 61% on time, 2.0% cancelled
  2. 57m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 21:04 ATL → 22:42 DFW
    F9 3097 · Frontier · 2h 39m · 50% on time, 2.7% cancelled

Total trip 5h 37m, scheduled departure to arrival. Times are local. Both flew on 55 of the last 56 days.

Makes the connection57%The first flight arrived more than 12 minutes late on 43% of the days it flew: too late for the 45-minute minimum connection on a 57m layover.
Arrives on time28%First flight not cancelled (2.0% are) × connection made (57%) × second flight not cancelled (2.7% are) and within 15 minutes (50%).
Total trip5h 37mSTL 17:06 to DFW 22:42, 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.