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

Houston → Ontario via Dallas-Fort Worth: arrives on time 70%

  1. 05:02 IAH → 06:19 DFW
    AA 2551 · American · 1h 17m · 90% on time, 4.4% cancelled
  2. 2h 28m layover in Dallas-Fort Worth (DFW) · 45 min minimum on one ticket
  3. 08:47 DFW → 10:05 ONT
    AA 1820 · American · 3h 21m · 79% on time, 2.8% cancelled

Total trip 7h 06m, scheduled departure to arrival (Ontario is 2 h behind Houston). Times are local. Both flew on 0 of the last 56 days, too few to list among the best connections.

Makes the connection95%The first flight arrived more than 103 minutes late on 5% of the days it flew: too late for the 45-minute minimum connection on a 2h 28m layover.
Arrives on time70%First flight not cancelled (4.4% are) × connection made (95%) × second flight not cancelled (2.8% are) and within 15 minutes (79%).
Total trip7h 06mIAH 05:02 to ONT 10:05, 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.