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

Dulles → Las Vegas via Detroit: arrives on time 71%

  1. 06:00 IAD → 07:40 DTW
    DL 3826 · Delta, flown by SkyWest · 1h 40m · 86% on time, 0.0% cancelled
  2. 1h 19m layover in Detroit (DTW) · 45 min minimum on one ticket
  3. 08:59 DTW → 10:14 LAS
    DL 334 · Delta · 4h 15m · 82% on time, 0.8% cancelled

Total trip 7h 14m, scheduled departure to arrival (Las Vegas is 3 h behind Dulles). Times are local. Both flew on 56 of the last 56 days.

Makes the connection88%The first flight arrived more than 34 minutes late on 12% of the days it flew: too late for the 45-minute minimum connection on a 1h 19m layover.
Arrives on time71%First flight not cancelled (0.0% are) × connection made (88%) × second flight not cancelled (0.8% are) and within 15 minutes (82%).
Total trip7h 14mIAD 06:00 to LAS 10:14, 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.