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

Chicago → Las Vegas via Dulles: arrives on time 89%

  1. 06:30 ORD → 09:24 IAD
    UA 1689 · United · 1h 54m · 100% on time, 1.4% cancelled
  2. 3h 36m 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 10h 39m, scheduled departure to arrival (Las Vegas is 2 h behind Chicago). Times are local. Both flew on 55 of the last 56 days.

Makes the connection100%The first flight arrived more than 171 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 3h 36m layover.
Arrives on time89%First flight not cancelled (1.4% are) × connection made (100%) × second flight not cancelled (0.4% are) and within 15 minutes (91%).
Total trip10h 39mORD 06:30 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.