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

Chicago → Ontario via Dallas-Fort Worth: arrives on time 52%

  1. 06:04 ORD → 08:36 DFW
    AA 2896 · American · 2h 32m · 86% on time, 3.2% cancelled
  2. 3h 44m layover in Dallas-Fort Worth (DFW) · 45 min minimum on one ticket
  3. 12:20 DFW → 13:23 ONT
    AA 2239 · American · 3h 03m · 58% on time, 4.2% cancelled

Total trip 9h 19m, scheduled departure to arrival (Ontario is 2 h behind Chicago). Times are local. Both flew on 56 of the last 56 days.

Makes the connection97%The first flight arrived more than 179 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 3h 44m layover.
Arrives on time52%First flight not cancelled (3.2% are) × connection made (97%) × second flight not cancelled (4.2% are) and within 15 minutes (58%).
Total trip9h 19mORD 06:04 to ONT 13:23, 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.