Direct flights from Las Vegas (LAS) to Washington (IAD): 14 nonstop departures observed each week across 2 airlines. 100% of the last 6 operated flights arrived within 15 minutes of schedule. The median arrival is 18 minutes early. No cancellations were recorded across the 6 tracked flights. The nonstop covers 3,316 km, an estimated 4 hours 45 minutes in the air. Measured by Pro Flight Search from live flight boards at Las Vegas and Washington. Updated 9 September 2026 at 19:07 UTC.
of the last 6 operated LAS → IAD flights arrived within 15 minutes
Median arrival delay is −18 min. 0 of 6 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
The week
scheduled departures · origin local timeEach mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.
Who flies it
observed on the boards · 7 daysHistory
operated legs · board outcomesActual board outcomes rather than schedules, paired departure and arrival per flight and day.
Full board history, day by day →
Airports right now
live boardsWeather lens
Current conditions put the pressure at LAS: 40% odds of a 15+ minute delay and around +8 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →
next sweep in 120s
How the Las Vegas to Washington route actually runs
Pro Flight Search records official board updates for nonstop LAS to IAD flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.
Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Pro Flight Search — Las Vegas (LAS) to Washington (IAD) route reliability, measured from operated flights on official airport boards.
https://proflightsearch.com/search-flights/LAS-IAD
LAS to IAD questions
Is LAS–IAD running on time right now?
Smooth skies ahead. Both endpoints currently score the same, route health score 100/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on LAS–IAD?
Operators schedule morning departures around 00:30 and evening departures around 23:57 from LAS. Earlier flights typically land before destination-airport delays accumulate later in the day; check the IAD delay card to confirm conditions when you'd arrive.
How long is the flight from LAS to IAD?
Great-circle distance is 3,316 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 264–314 min gate-to-gate on this route.
How often does LAS–IAD fly?
2 carriers operate this route, around 30 flights a week between them. Compare carrier days and times in the airline list above.