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

Salt Lake City → Dulles via Detroit: arrives on time 63%

  1. 13:55 SLC → 19:24 DTW
    DL 2244 · Delta · 3h 29m · 88% on time, 0.3% cancelled
  2. 2h 14m layover in Detroit (DTW) · 45 min minimum on one ticket
  3. 21:38 DTW → 23:14 IAD
    DL 3988 · Delta, flown by SkyWest · 1h 36m · 65% on time, 0.0% cancelled

Total trip 7h 19m, scheduled departure to arrival (Dulles is 2 h ahead of Salt Lake City). Times are local. Both flew on 56 of the last 56 days.

Makes the connection98%The first flight arrived more than 89 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 2h 14m layover.
Arrives on time63%First flight not cancelled (0.3% are) × connection made (98%) × second flight not cancelled (0.0% are) and within 15 minutes (65%).
Total trip7h 19mSLC 13:55 to IAD 23:14, 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.