Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Ontario → Miami via Denver: arrives on time 73%
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05:00 ONT → 08:20 DENUA 2446 · United · 2h 20m · 94% on time, 0.4% cancelled
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1h 26m layover in Denver (DEN) · 45 min minimum on one ticket
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09:46 DEN → 15:47 MIAUA 1418 · United · 4h 00m · 76% on time, 0.0% cancelled
Total trip 7h 46m, scheduled departure to arrival (Miami is 3 h ahead of Ontario). Times are local. Both flew on 0 of the last 56 days, too few to list among the best connections.
Makes the connection97%The first flight arrived more than 41 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 1h 26m layover.
Arrives on time73%First flight not cancelled (0.4% are) × connection made (97%) × second flight not cancelled (0.0% are) and within 15 minutes (76%).
Total trip7h 46mONT 05:00 to MIA 15:47, 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.