Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Houston → Des Moines via Dallas-Fort Worth: arrives on time 19%
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18:53 IAH → 20:25 DFWAA 1929 · American · 1h 32m · 23% on time, 9.6% cancelled
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1h 40m layover in Dallas-Fort Worth (DFW) · 45 min minimum on one ticket
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22:05 DFW → 23:58 DSMAA 1371 · American · 1h 54m · 54% on time, 3.9% cancelled
Total trip 5h 06m, scheduled departure to arrival. Times are local. Both flew on 38 of the last 56 days.
Makes the connection40%The first flight arrived more than 55 minutes late on 60% of the days it flew: too late for the 45-minute minimum connection on a 1h 40m layover.
Arrives on time19%First flight not cancelled (9.6% are) × connection made (40%) × second flight not cancelled (3.9% are) and within 15 minutes (54%).
Total trip5h 06mIAH 18:53 to DSM 23:58, 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.