New York (LGA) to Rochester (ROC): On-Time Performance
Data through July 2026
New York (LGA) to Rochester (ROC) is a thinner route than most in this dataset — 120 departures over the past year, roughly 2 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 83% arrived on time. Cancellations are the bigger caveat: 3.5% of scheduled flights never departed.
- On-time
- 83%
- arrived <15 min late
- Avg delay
- 14 min
- completed flights
- Cancelled
- 3.5%
- Flights/day
- 0.33
- last 12 months
- Duration
- 1h 30m
- scheduled
- Distance
- 254 mi
Best airline from LGA to ROC
2 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Endeavor Airmost reliable | 84% | 13 min | 4.7% | 470 |
| 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 (78%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 79% | 18 min |
| Tuesday | 86% | 14 min |
| Wednesday | 82% | 14 min |
| Thursday | 81% | 16 min |
| Friday | 80% | 15 min |
| Saturdaybest | 90% | 12 min |
| Sunday | 86% | 7 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft33%
- Airline operations45%
- National airspace system12%
- Weather10%
Frequently asked questions
- How often are flights from LGA to ROC delayed?
- 17% of LGA–ROC flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. 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 84%, based on 470 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 (78%). 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 30m over 254 miles. Actual arrival times vary — flights on this route land 15+ minutes late 17% of the time.
- How often are LGA to ROC flights cancelled?
- 3.5% of scheduled flights on this route were cancelled between 2024-07 and 2026-07 — 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 658 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.