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

Chicago → Ontario via Salt Lake City: arrives on time 86%

  1. 10:05 ORD → 12:35 SLC
    AA 2616 · American · 3h 31m · 83% on time, 0.0% cancelled
  2. 3h 10m 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 8h 36m, scheduled departure to arrival (Ontario is 2 h behind Chicago). Times are local. Both flew on 55 of the last 56 days.

Makes the connection99%The first flight arrived more than 100 minutes late on 1% of the days it flew: too late for the 90-minute minimum connection on a 3h 10m layover.
Arrives on time86%First flight not cancelled (0.0% are) × connection made (99%) × second flight not cancelled (0.0% are) and within 15 minutes (87%).
Total trip8h 36mORD 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.