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

Ontario → Chicago via Dallas-Fort Worth: arrives on time 62%

  1. 05:34 ONT → 10:41 DFW
    AA 1412 · American · 3h 07m · 89% on time, 1.6% cancelled
  2. 2h 29m layover in Dallas-Fort Worth (DFW) · 45 min minimum on one ticket
  3. 13:10 DFW → 15:51 ORD
    AA 2988 · American · 2h 41m · 66% on time, 1.1% cancelled

Total trip 8h 17m, scheduled departure to arrival (Chicago is 2 h ahead of Ontario). Times are local. Both flew on 56 of the last 56 days.

Makes the connection97%The first flight arrived more than 104 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 2h 29m layover.
Arrives on time62%First flight not cancelled (1.6% are) × connection made (97%) × second flight not cancelled (1.1% are) and within 15 minutes (66%).
Total trip8h 17mONT 05:34 to ORD 15:51, 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.