Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Detroit → Portland via Salt Lake City: arrives on time 92%

  1. 07:00 DTW → 08:54 SLC
    DL 3229 · Delta · 3h 54m · 86% on time, 0.0% cancelled
  2. 3h 52m layover in Salt Lake City (SLC) · 90 min minimum on separate tickets
  3. 12:46 SLC → 13:49 PDX
    AS 3117 · Alaska, flown by SkyWest · 2h 03m · 92% on time, 0.0% cancelled

Total trip 9h 49m, scheduled departure to arrival (Portland is 3 h behind Detroit). Times are local. Both flew on 45 of the last 56 days.

Makes the connection100%The first flight arrived more than 142 minutes late on 0% of the days it flew: too late for the 90-minute minimum connection on a 3h 52m layover.
Arrives on time92%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (92%).
Total trip9h 49mDTW 07:00 to PDX 13:49, 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.