FlightRecord

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.

AirlineOn-timeAvg delayCancelledFlights
Endeavor Airmost reliable83%14 min4.9%550
SkyWest Airlines78%17 min0.6%167

Monthly on-time trend

Monthly on-time percentage for LGA to ROC flights50%75%100%June 2024: 79% on-time (80 flights)79Jun 2024July 2024: 68% on-time (85 flights)68August 2024: 69% on-time (83 flights)69September 2024: 94% on-time (82 flights)94Sep 2024October 2024: 94% on-time (85 flights)94November 2024: 97% on-time (77 flights)97December 2024: 81% on-time (75 flights)81Dec 2024January 2025: 100% on-time (4 flights)100June 2025: 90% on-time (20 flights)90July 2025: 78% on-time (27 flights)78Jul 2025August 2025: 89% on-time (26 flights)89September 2025: 85% on-time (26 flights)85October 2025: 67% on-time (27 flights)67Oct 2025November 2025: 67% on-time (24 flights)67December 2025: 69% on-time (17 flights)69

Best time to fly from LGA to ROC

Aim for departures around 9 a.m. (90% on-time); avoid 10 a.m. departures (79%).

On-time percentage by scheduled departure hour, LGA to ROC9 a.m.: 90% on-time (88 flights)910 a.m.: 79% on-time (260 flights)103 p.m.: 83% on-time (196 flights)159 p.m.: 82% on-time (172 flights)21scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday79%17 min
Tuesday85%15 min
Wednesday83%13 min
Thursday80%18 min
Friday80%14 min
Saturdaybest89%12 min
Sunday86%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.

Based on 738 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.