Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
New Orleans → Washington via Houston: arrives on time 74%
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05:55 MSY → 07:10 HOUWN 4547 · Southwest · 1h 15m · 89% on time, 0.0% cancelled
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1h 05m layover in Houston (HOU) · 45 min minimum on one ticket
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08:15 HOU → 12:20 DCAWN 1701 · Southwest · 3h 05m · 82% on time, 0.0% cancelled
Total trip 5h 25m, scheduled departure to arrival (Washington is 1 h ahead of New Orleans). Times are local. Both flew on 38 of the last 56 days.
Makes the connection89%The first flight arrived more than 20 minutes late on 11% of the days it flew: too late for the 45-minute minimum connection on a 1h 05m layover.
Arrives on time74%First flight not cancelled (0.0% are) × connection made (89%) × second flight not cancelled (0.0% are) and within 15 minutes (82%).
Total trip5h 25mMSY 05:55 to DCA 12:20, 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.