Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Louisville → Dallas-Fort Worth via Dulles: arrives on time 80%
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06:00 SDF → 07:35 IADUA 3438 · United, flown by Republic · 1h 35m · 93% on time, 1.4% cancelled
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55m layover in Dulles (IAD) · 45 min minimum on one ticket
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08:30 IAD → 10:53 DFWUA 2471 · United · 3h 23m · 88% on time, 0.5% cancelled
Total trip 5h 53m, scheduled departure to arrival (Dallas-Fort Worth is 1 h behind Louisville). Times are local. Both flew on 42 of the last 56 days.
Makes the connection93%The first flight arrived more than 10 minutes late on 7% of the days it flew: too late for the 45-minute minimum connection on a 55m layover.
Arrives on time80%First flight not cancelled (1.4% are) × connection made (93%) × second flight not cancelled (0.5% are) and within 15 minutes (88%).
Total trip5h 53mSDF 06:00 to DFW 10:53, 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.