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

Boise → Ontario via Salt Lake City: arrives on time 85%

  1. 11:10 BOI → 12:25 SLC
    DL 1744 · Delta · 1h 15m · 93% on time, 1.5% cancelled
  2. 3h 20m layover in Salt Lake City (SLC) · 45 min minimum on one ticket
  3. 15:45 SLC → 16:41 ONT
    DL 4443 · Delta, flown by SkyWest · 1h 56m · 87% on time, 0.0% cancelled

Total trip 6h 31m, scheduled departure to arrival (Ontario is 1 h behind Boise). Times are local. Both flew on 0 of the last 56 days, too few to list among the best connections.

Makes the connection99%The first flight arrived more than 155 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 3h 20m layover.
Arrives on time85%First flight not cancelled (1.5% are) × connection made (99%) × second flight not cancelled (0.0% are) and within 15 minutes (87%).
Total trip6h 31mBOI 11:10 to ONT 16:41, 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.