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

Las Vegas → Dulles via Atlanta: arrives on time 84%

  1. 00:33 LAS → 07:18 ATL
    DL 857 · Delta · 3h 45m · 74% on time, 0.6% cancelled
  2. 2h 32m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 09:50 ATL → 11:39 IAD
    DL 1444 · Delta · 1h 48m · 88% on time, 4.0% cancelled

Total trip 8h 05m, scheduled departure to arrival (Dulles is 3 h ahead of Las Vegas). Times are local. Both flew on 49 of the last 56 days.

Makes the connection100%The first flight arrived more than 107 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 2h 32m layover.
Arrives on time84%First flight not cancelled (0.6% are) × connection made (100%) × second flight not cancelled (4.0% are) and within 15 minutes (88%).
Total trip8h 05mLAS 00:33 to IAD 11:39, 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.