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

Dallas-Fort Worth → St Louis via Salt Lake City: arrives on time 34%

  1. 18:12 DFW → 20:00 SLC
    DL 2812 · Delta · 2h 48m · 55% on time, 3.6% cancelled
  2. 50m layover in Salt Lake City (SLC) · 45 min minimum on one ticket
  3. 20:50 SLC → 00:43 STL +1 day
    DL 2666 · Delta · 2h 53m · 81% on time, 0.6% cancelled

Total trip 6h 31m, scheduled departure to arrival. Times are local. Both flew on 55 of the last 56 days.

Makes the connection43%The first flight arrived more than 5 minutes late on 57% of the days it flew: too late for the 45-minute minimum connection on a 50m layover.
Arrives on time34%First flight not cancelled (3.6% are) × connection made (43%) × second flight not cancelled (0.6% are) and within 15 minutes (81%).
Total trip6h 31mDFW 18:12 to STL 00:43, 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.