New York (LGA) to Rochester (ROC): On-Time Performance
Data through May 2026
New York (LGA) to Rochester (ROC) is a thinner route than most in this dataset — 167 departures over the past year, roughly 3 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 82% arrived on time. Cancellations are the bigger caveat: 3.8% of scheduled flights never departed.
- On-time
- 82%
- arrived <15 min late
- Avg delay
- 14 min
- completed flights
- Cancelled
- 3.8%
- Flights/day
- 0.46
- last 12 months
- Duration
- 1h 29m
- scheduled
- Distance
- 254 mi
Best airline from LGA to ROC
2 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Endeavor Airmost reliable | 83% | 14 min | 4.9% | 550 |
| SkyWest Airlines | 78% | 17 min | 0.6% | 167 |
Monthly on-time trend
Best time to fly from LGA to ROC
Aim for departures around 9 a.m. (90% on-time); avoid 10 a.m. departures (79%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 79% | 17 min |
| Tuesday | 85% | 15 min |
| Wednesday | 83% | 13 min |
| Thursday | 80% | 18 min |
| Friday | 80% | 14 min |
| Saturdaybest | 89% | 12 min |
| Sunday | 86% | 9 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft32%
- Airline operations43%
- National airspace system16%
- Weather9%
Frequently asked questions
- How often are flights from LGA to ROC delayed?
- 18% of LGA–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 14 minutes.
- Which airline is most reliable from LGA to ROC?
- Endeavor Air has the best on-time record on this route at 83%, based on 550 flights. 2 airlines flew LGA–ROC frequently enough to compare in this period.
- What is the best time of day to fly from LGA to ROC?
- Departures around 9 a.m. have the best record (90% on-time), while departures around 10 a.m. have the worst (79%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from LGA to ROC?
- The scheduled LGA–ROC flight time averages 1h 29m over 254 miles. Actual arrival times vary — flights on this route land 15+ minutes late 18% of the time.
- How often are LGA to ROC flights cancelled?
- 3.8% of scheduled flights on this route were cancelled between 2024-06 and 2026-05 — several times the typical US rate, so consider earlier departures or backup options.
- What is the worst month to fly from LGA to ROC?
- October 2025 was the roughest month in this dataset, with only 67% of arrivals on time. The best was November 2024 at 97%. If your dates are flexible, that 31-point gap is worth planning around.
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Based on 738 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.