Las Vegas (LAS) to Rochester (ROC): On-Time Performance
Data through May 2026
Las Vegas (LAS) to Rochester (ROC) is a thinner route than most in this dataset — 210 departures over the past year, roughly 4 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 79% arrived on time.
- On-time
- 79%
- arrived <15 min late
- Avg delay
- 12 min
- completed flights
- Cancelled
- 0.0%
- Flights/day
- 0.58
- last 12 months
- Duration
- 4h 25m
- scheduled
- Distance
- 2,040 mi
Monthly on-time trend
Best time to fly from LAS to ROC
Aim for departures around 9 a.m. (84% on-time); avoid 3 p.m. departures (71%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 76% | 15 min |
| Tuesdaybest | 89% | 8 min |
| Wednesday | 80% | 11 min |
| Thursday | 79% | 9 min |
| Friday | 79% | 11 min |
| Saturday | 88% | 5 min |
| Sunday | 68% | 19 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft39%
- Airline operations50%
- National airspace system10%
- Weather1%
Frequently asked questions
- How often are flights from LAS to ROC delayed?
- 21% of LAS–ROC flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 12 minutes.
- What is the best time of day to fly from LAS to ROC?
- Departures around 9 a.m. have the best record (84% on-time), while departures around 3 p.m. have the worst (71%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from LAS to ROC?
- The scheduled LAS–ROC flight time averages 4h 25m over 2,040 miles. Actual arrival times vary — flights on this route land 15+ minutes late 21% of the time.
- How often are LAS to ROC flights cancelled?
- 0% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What day of the week is most reliable for LAS to ROC?
- Tuesday flights have the best record at 89% on-time. Day-of-week differences on this route are meaningful — Sunday trails at 68%.
Explore related pages
More routes from LAS
Based on 403 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.