Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Oklahoma City → Washington via Houston: arrives on time 74%
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07:00 OKC → 08:28 IAHUA 1127 · United · 1h 28m · 63% on time, 1.4% cancelled
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3h 27m layover in Houston (IAH) · 45 min minimum on one ticket
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11:55 IAH → 16:03 DCAUA 654 · United · 3h 08m · 75% on time, 0.7% cancelled
Total trip 8h 03m, scheduled departure to arrival (Washington is 1 h ahead of Oklahoma City). Times are local. Both flew on 55 of the last 56 days.
Makes the connection100%The first flight arrived more than 162 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 3h 27m layover.
Arrives on time74%First flight not cancelled (1.4% are) × connection made (100%) × second flight not cancelled (0.7% are) and within 15 minutes (75%).
Total trip8h 03mOKC 07:00 to DCA 16:03, 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.