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

Chicago → Ontario via Phoenix: arrives on time 44%

  1. 17:34 ORD → 19:19 PHX
    AA 3261 · American · 3h 45m · 56% on time, 0.0% cancelled
  2. 1h 11m layover in Phoenix (PHX) · 45 min minimum on one ticket
  3. 20:30 PHX → 21:44 ONT
    AA 1238 · American · 1h 14m · 71% on time, 0.0% cancelled

Total trip 6h 10m, scheduled departure to arrival (Ontario is 2 h behind Chicago). Times are local. Both flew on 55 of the last 56 days.

Makes the connection62%The first flight arrived more than 26 minutes late on 38% of the days it flew: too late for the 45-minute minimum connection on a 1h 11m layover.
Arrives on time44%First flight not cancelled (0.0% are) × connection made (62%) × second flight not cancelled (0.0% are) and within 15 minutes (71%).
Total trip6h 10mORD 17:34 to ONT 21:44, layover included

Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.

Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.