United AirlinesUA50% on time
Flights UA4877 08:26 Mo We Th Fr Sa Su · UA4843 12:49 Mo Tu We Th Fr Su · UA4871 17:30 daily · UA3670 22:20 We Th Fr Sa Su
live
Direct flights from Washington (IAD) to Rochester (ROC): 26 nonstop departures observed each week across 1 airline. 50% of the last 8 tracked flights arrived within 15 minutes of schedule. The median arrival is 12 minutes late. 2 of the 9 tracked flights were cancelled. The nonstop covers 465 km, an estimated 1 hour 6 minutes in the air. Measured by Pro Flight Search from live flight boards at Washington and Rochester. Updated 15 November 2026 at 23:23 UTC.
Today, IAD → ROC
Sun 15 Nov · local times- 08:26 UA4877United Airlines Left 09:51 +85 Landed 10:46 +53
- 12:49 UA4843United Airlines Left 13:03 +14 Landed 13:57 −23
- 17:30 UA4871United Airlines Est. 17:30Departure not confirmed by the board ROC est. 18:42sched 19:00
Checked IAD board 15:18 · ROC board 18:23
IAD
Washington
busy · +20
ROC
Rochester
smooth · +10
465 km · ~1h 06m est.
Runs rough · 1 airline · 26x weekly · nonstop
50% on time
of the last 8 tracked IAD → ROC flights arrived within 15 minutes
Median arrival delay is +12 min. 2 of 9 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Median arrival+12 minacross the last 6 arrivals
Flight time~1h 06mestimated from route distance
Weekly departures26x1 direct airline on the leg
The week
scheduled departures · origin local time06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
United Airlines
Each 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
Conditions are tightest at IAD and ROC: a 33% chance of a 15+ minute delay. In this weather, the more delayed of the two airports is typically about +4 min. Both figures come from the two airports' delay records in similar weather. See live delays → · Weather risk by airport →
next sweep in 120s
How the Washington to Rochester route actually runs
Pro Flight Search records official board updates for nonstop IAD to ROC 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
Cite this data
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Suggested citation
Pro Flight Search: Washington (IAD) to Rochester (ROC) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/IAD-ROC
IAD to ROC questions
Is IAD–ROC running on time right now?
Mostly on schedule. The departure side at IAD is the weaker end, route health score 80/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on IAD–ROC?
Operators schedule morning departures around 08:26 and evening departures around 17:30 from IAD. Earlier flights typically land before destination-airport delays accumulate later in the day; check the ROC delay card to confirm conditions when you'd arrive.
How long is the flight from IAD to ROC?
Great-circle distance is 465 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 63–70 min gate-to-gate on this route.
How often does IAD–ROC fly?
United Airlines runs the route with about 26 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.
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