Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Washington → Des Moines via Chicago: arrives on time 42%
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20:06 DCA → 21:42 ORDAA 2903 · American · 2h 36m · 77% on time, 5.0% cancelled
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49m layover in Chicago (ORD) · 45 min minimum on one ticket
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22:31 ORD → 00:18 DSM +1 dayAA 4442 · American, flown by Republic · 1h 30m · 71% on time, 6.8% cancelled
Total trip 4h 55m, scheduled departure to arrival (Des Moines is 1 h behind Washington). Times are local. Both flew on 52 of the last 56 days.
Makes the connection68%The first flight arrived more than 4 minutes late on 32% of the days it flew: too late for the 45-minute minimum connection on a 49m layover.
Arrives on time42%First flight not cancelled (5.0% are) × connection made (68%) × second flight not cancelled (6.8% are) and within 15 minutes (71%).
Total trip4h 55mDCA 20:06 to DSM 00:18, 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.