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

Philadelphia → Salt Lake City via Detroit: arrives on time 46%

  1. 17:22 PHL → 19:09 DTW
    DL 1391 · Delta · 1h 47m · 70% on time, 2.4% cancelled
  2. 1h 06m layover in Detroit (DTW) · 45 min minimum on one ticket
  3. 20:15 DTW → 22:13 SLC
    DL 2117 · Delta · 3h 58m · 64% on time, 0.0% cancelled

Total trip 6h 51m, scheduled departure to arrival (Salt Lake City is 2 h behind Philadelphia). Times are local. Both flew on 56 of the last 56 days.

Makes the connection73%The first flight arrived more than 21 minutes late on 27% of the days it flew: too late for the 45-minute minimum connection on a 1h 06m layover.
Arrives on time46%First flight not cancelled (2.4% are) × connection made (73%) × second flight not cancelled (0.0% are) and within 15 minutes (64%).
Total trip6h 51mPHL 17:22 to SLC 22:13, 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.