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

Louisville → Las Vegas via Dulles: arrives on time 83%

  1. 10:00 SDF → 11:40 IAD
    UA 3508 · United, flown by Republic · 1h 40m · 88% on time, 0.0% cancelled
  2. 1h 20m layover in Dulles (IAD) · 45 min minimum on one ticket
  3. 13:00 IAD → 15:09 LAS
    UA 2156 · United · 5h 09m · 91% on time, 0.4% cancelled

Total trip 8h 09m, scheduled departure to arrival (Las Vegas is 3 h behind Louisville). Times are local. Both flew on 19 of the last 56 days, too few to list among the best connections.

Makes the connection91%The first flight arrived more than 35 minutes late on 9% of the days it flew: too late for the 45-minute minimum connection on a 1h 20m layover.
Arrives on time83%First flight not cancelled (0.0% are) × connection made (91%) × second flight not cancelled (0.4% are) and within 15 minutes (91%).
Total trip8h 09mSDF 10:00 to LAS 15:09, 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.