Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Charlotte → Ontario via Houston: arrives on time 69%
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17:00 CLT → 18:58 IAHUA 4020 · United, flown by Mesa · 2h 58m · 80% on time, 0.0% cancelled
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1h 33m 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 7h 55m, scheduled departure to arrival (Ontario is 3 h behind Charlotte). Times are local. Both flew on 54 of the last 56 days.
Makes the connection87%The first flight arrived more than 48 minutes late on 13% of the days it flew: too late for the 45-minute minimum connection on a 1h 33m layover.
Arrives on time69%First flight not cancelled (0.0% are) × connection made (87%) × second flight not cancelled (0.0% are) and within 15 minutes (79%).
Total trip7h 55mCLT 17:00 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.