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

Ontario → Boise via Salt Lake City: arrives on time 77%

  1. 17:21 ONT → 20:17 SLC
    DL 4443 · Delta, flown by SkyWest · 1h 56m · 87% on time, 0.0% cancelled
  2. 2h 33m layover in Salt Lake City (SLC) · 45 min minimum on one ticket
  3. 22:50 SLC → 00:09 BOI +1 day
    DL 2111 · Delta · 1h 15m · 81% on time, 1.4% cancelled

Total trip 5h 44m, scheduled departure to arrival (Boise is 1 h ahead of Ontario). Times are local. Both flew on 54 of the last 56 days.

Makes the connection96%The first flight arrived more than 108 minutes late on 4% of the days it flew: too late for the 45-minute minimum connection on a 2h 33m layover.
Arrives on time77%First flight not cancelled (0.0% are) × connection made (96%) × second flight not cancelled (1.4% are) and within 15 minutes (81%).
Total trip5h 44mONT 17:21 to BOI 00:09, 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.