Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Detroit → Harrisburg via Dulles: arrives on time 76%
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06:00 DTW → 07:34 IADUA 4058 · United, flown by Mesa · 1h 34m · 88% on time, 0.0% cancelled
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1h 01m layover in Dulles (IAD) · 45 min minimum on one ticket
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08:35 IAD → 09:40 MDTUA 4986 · United, flown by CommuteAir · 1h 05m · 87% on time, 1.4% cancelled
Total trip 3h 40m, scheduled departure to arrival. Times are local. Both flew on 21 of the last 56 days.
Makes the connection88%The first flight arrived more than 16 minutes late on 12% of the days it flew: too late for the 45-minute minimum connection on a 1h 01m layover.
Arrives on time76%First flight not cancelled (0.0% are) × connection made (88%) × second flight not cancelled (1.4% are) and within 15 minutes (87%).
Total trip3h 40mDTW 06:00 to MDT 09:40, 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.