Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Louisville → Miami via Dulles: arrives on time 79%

  1. 06:00 SDF → 07:35 IAD
    UA 3438 · United, flown by Republic · 1h 35m · 93% on time, 1.4% cancelled
  2. 1h 10m layover in Dulles (IAD) · 45 min minimum on one ticket
  3. 08:45 IAD → 11:35 MIA
    UA 1073 · United · 2h 50m · 87% on time, 0.6% cancelled

Total trip 5h 35m, scheduled departure to arrival. Times are local. Both flew on 56 of the last 56 days.

Makes the connection93%The first flight arrived more than 25 minutes late on 7% of the days it flew: too late for the 45-minute minimum connection on a 1h 10m layover.
Arrives on time79%First flight not cancelled (1.4% are) × connection made (93%) × second flight not cancelled (0.6% are) and within 15 minutes (87%).
Total trip5h 35mSDF 06:00 to MIA 11:35, 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.