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

Denver → Boise via Salt Lake City: arrives on time 83%

  1. 15:55 DEN → 17:34 SLC
    DL 1623 · Delta · 1h 40m · 84% on time, 0.7% cancelled
  2. 3h 12m layover in Salt Lake City (SLC) · 45 min minimum on one ticket
  3. 20:46 SLC → 22:04 BOI
    DL 4446 · Delta, flown by SkyWest · 1h 19m · 88% on time, 0.0% cancelled

Total trip 6h 10m, scheduled departure to arrival. Times are local. Both flew on 52 of the last 56 days.

Makes the connection96%The first flight arrived more than 147 minutes late on 4% of the days it flew: too late for the 45-minute minimum connection on a 3h 12m layover.
Arrives on time83%First flight not cancelled (0.7% are) × connection made (96%) × second flight not cancelled (0.0% are) and within 15 minutes (88%).
Total trip6h 10mDEN 15:55 to BOI 22:04, 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.