Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Oklahoma City → Houston via Denver: arrives on time 46%
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18:46 OKC → 20:08 DENUA 5582 · United, flown by SkyWest · 2h 22m · 71% on time, 3.9% cancelled
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1h 02m layover in Denver (DEN) · 45 min minimum on one ticket
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21:10 DEN → 00:41 IAH +1 dayUA 1253 · United · 2h 31m · 67% on time, 1.8% cancelled
Total trip 5h 55m, scheduled departure to arrival. Times are local. Both flew on 40 of the last 56 days.
Makes the connection72%The first flight arrived more than 17 minutes late on 28% of the days it flew: too late for the 45-minute minimum connection on a 1h 02m layover.
Arrives on time46%First flight not cancelled (3.9% are) × connection made (72%) × second flight not cancelled (1.8% are) and within 15 minutes (67%).
Total trip5h 55mOKC 18:46 to IAH 00:41, layover included
Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.
Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.