Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Miami → Ontario via Dallas-Fort Worth: arrives on time 73%
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10:05 MIA → 12:17 DFWAA 3081 · American · 3h 12m · 77% on time, 0.0% cancelled
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3h 18m layover in Dallas-Fort Worth (DFW) · 90 min minimum on separate tickets
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15:35 DFW → 16:48 ONTF9 4689 · Frontier · 3h 13m · 79% on time, 1.0% cancelled
Total trip 9h 43m, scheduled departure to arrival (Ontario is 3 h behind Miami). Times are local. Both flew on 55 of the last 56 days.
Makes the connection93%The first flight arrived more than 108 minutes late on 7% of the days it flew: too late for the 90-minute minimum connection on a 3h 18m layover.
Arrives on time73%First flight not cancelled (0.0% are) × connection made (93%) × second flight not cancelled (1.0% are) and within 15 minutes (79%).
Total trip9h 43mMIA 10:05 to ONT 16:48, 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.