Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Atlanta → Ontario via Houston: arrives on time 75%
-
15:57 ATL → 17:23 IAHUA 3992 · United, flown by Mesa · 2h 26m · 72% on time, 0.0% cancelled
-
3h 08m layover in Houston (IAH) · 45 min minimum on one ticket
-
20:31 IAH → 21:55 ONTUA 1563 · United · 3h 24m · 79% on time, 0.0% cancelled
Total trip 8h 58m, scheduled departure to arrival (Ontario is 3 h behind Atlanta). Times are local. Both flew on 48 of the last 56 days.
Makes the connection95%The first flight arrived more than 143 minutes late on 5% of the days it flew: too late for the 45-minute minimum connection on a 3h 08m layover.
Arrives on time75%First flight not cancelled (0.0% are) × connection made (95%) × second flight not cancelled (0.0% are) and within 15 minutes (79%).
Total trip8h 58mATL 15:57 to ONT 21:55, 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.