Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
New York → Ontario via Houston: arrives on time 76%
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14:00 LGA → 17:01 IAHUA 2674 · United · 4h 01m · 64% on time, 1.4% cancelled
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3h 30m layover in Houston (IAH) · 45 min minimum on one ticket
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20:31 IAH → 21:55 ONTUA 1563 · United · 3h 24m · 79% on time, 0.0% cancelled
Total trip 10h 55m, scheduled departure to arrival (Ontario is 3 h behind New York). Times are local. Both flew on 56 of the last 56 days.
Makes the connection97%The first flight arrived more than 165 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 3h 30m layover.
Arrives on time76%First flight not cancelled (1.4% are) × connection made (97%) × second flight not cancelled (0.0% are) and within 15 minutes (79%).
Total trip10h 55mLGA 14:00 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.