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

Detroit → Miami via Salt Lake City: arrives on time 44%

  1. 20:15 DTW → 22:13 SLC
    DL 2117 · Delta · 3h 58m · 64% on time, 0.0% cancelled
  2. 47m layover in Salt Lake City (SLC) · 45 min minimum on one ticket
  3. 23:00 SLC → 05:42 MIA +1 day
    DL 2040 · Delta · 4h 42m · 91% on time, 0.5% cancelled

Total trip 9h 27m, scheduled departure to arrival. Times are local. Both flew on 56 of the last 56 days.

Makes the connection49%The first flight arrived more than 2 minutes late on 51% of the days it flew: too late for the 45-minute minimum connection on a 47m layover.
Arrives on time44%First flight not cancelled (0.0% are) × connection made (49%) × second flight not cancelled (0.5% are) and within 15 minutes (91%).
Total trip9h 27mDTW 20:15 to MIA 05:42, 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.