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

Washington → Las Vegas via Houston: arrives on time 83%

  1. 08:20 DCA → 10:41 IAH
    UA 697 · United · 3h 21m · 91% on time, 1.2% cancelled
  2. 3h 39m layover in Houston (IAH) · 45 min minimum on one ticket
  3. 14:20 IAH → 15:37 LAS
    UA 1971 · United · 3h 17m · 85% on time, 0.0% cancelled

Total trip 10h 17m, scheduled departure to arrival (Las Vegas is 3 h behind Washington). Times are local. Both flew on 54 of the last 56 days.

Makes the connection99%The first flight arrived more than 174 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 3h 39m layover.
Arrives on time83%First flight not cancelled (1.2% are) × connection made (99%) × second flight not cancelled (0.0% are) and within 15 minutes (85%).
Total trip10h 17mDCA 08:20 to LAS 15:37, 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.