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

Denver → Ontario via Salt Lake City: arrives on time 87%

  1. 10:05 DEN → 11:45 SLC
    WN 4027 · Southwest · 1h 35m · 80% on time, 0.0% cancelled
  2. 4h 00m layover in Salt Lake City (SLC) · 90 min minimum on separate tickets
  3. 15:45 SLC → 16:41 ONT
    DL 4443 · Delta, flown by SkyWest · 1h 56m · 87% on time, 0.0% cancelled

Total trip 7h 36m, scheduled departure to arrival (Ontario is 1 h behind Denver). Times are local. Both flew on 48 of the last 56 days.

Makes the connection100%The first flight arrived more than 150 minutes late on 0% of the days it flew: too late for the 90-minute minimum connection on a 4h 00m layover.
Arrives on time87%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (87%).
Total trip7h 36mDEN 10:05 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.