Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Dulles → New Orleans via Houston: arrives on time 73%
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12:50 IAD → 15:11 IAHUA 1535 · United · 3h 21m · 84% on time, 0.7% cancelled
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3h 21m layover in Houston (IAH) · 45 min minimum on one ticket
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18:32 IAH → 19:51 MSYUA 2140 · United · 1h 19m · 76% on time, 0.0% cancelled
Total trip 8h 01m, scheduled departure to arrival (New Orleans is 1 h behind Dulles). Times are local. Both flew on 37 of the last 56 days.
Makes the connection98%The first flight arrived more than 156 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 3h 21m layover.
Arrives on time73%First flight not cancelled (0.7% are) × connection made (98%) × second flight not cancelled (0.0% are) and within 15 minutes (76%).
Total trip8h 01mIAD 12:50 to MSY 19:51, 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.