Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Houston → Des Moines via Dallas-Fort Worth: arrives on time 28%
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19:49 IAH → 21:15 DFWAA 4923 · American, flown by SkyWest · 1h 26m · 73% on time, 10.9% cancelled
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50m 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 4h 10m, scheduled departure to arrival. Times are local. Both flew on 37 of the last 56 days.
Makes the connection61%The first flight arrived more than 5 minutes late on 39% of the days it flew: too late for the 45-minute minimum connection on a 50m layover.
Arrives on time28%First flight not cancelled (10.9% are) × connection made (61%) × second flight not cancelled (3.9% are) and within 15 minutes (54%).
Total trip4h 10mIAH 19:49 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.