According to PlainFlights' airport traffic ranking (BTS On-Time Performance total flights), Rochester, NY (ROC) ranks #95 of 382 tracked US airports by total flights (most flights = #1). Rochester, NY posts below-median on-time performance among the 382 tracked U.S. airports, as a high-volume U.S. airport.
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ROC on-time rate vs. the national average
Ahead of the U.S. average across all 382 tracked airports.
Volume vs. on-time rate
Where Rochester, NY sits on volume vs. on-time rate
Among the 382 U.S. airports in the BTS corpus, Rochester, NY handles more flight
volume than 75% of them, and has a higher on-time rate than
33% of them, placing it in the quadrant for busy and delay-prone.
Flight volume and on-time rate are independent figures: a busy airport can still run
reliably, and a quiet one can still run late.
Rochester, NY vs. a 29-airport national peer sample, volume percentile vs. on-time-rate percentile.
Total flights (2020-2025): 126,934 ·
On-time rate: 82.0%
Delay Cause Breakdown
Top delay cause: Late Aircraft.
Total delay minutes850,609 min
Late Aircraft316,699 min · 37%
Carrier297,436 min · 35%
NAS (National Aviation System)195,283 min · 23%
Weather40,591 min · 5%
Security600 min · 0%
Source: U.S. DOT Bureau of Transportation Statistics, On-Time Performance
ROC - seasonal on-time pattern
Best: October (93.9%) · worst: July (89.6%)
ROC - on-time rate by year
2020–2025, year-over-year trend.
ROC - taxi-out and taxi-in (monthly)
Average taxi-out 15.6 min · taxi-in 6.4 min over the last 24 reported months (U.S. airport mean taxi-out ≈ 16.4 min).
ROC's average taxi-out (15.6 min) sits near the recent U.S. airport mean (~16.4 min). Month-to-month, it swings from 12.6 min (June 2024) to 24.9 min (December 2025).
Two PlainFlights-derived comparison paths for Rochester, NY, both outside New York so the neighborhoods are not same-state geography. Axes stay disjoint: volume peers exclude the on-time peer set. Same-state compare stays below.
The standout signal at Rochester, NY is the delay mix: Late Aircraft owns 37.2% of 850,609 delay minutes across 126,934 BTS flights. The on-time headline is 82% (3 pts above the 79% national average), with 22,826 delayed and 1,866 cancelled (1.47%).
Delay minutes concentrate in Late Aircraft (37.2% late-aircraft, 35.0% carrier, 23.0% NAS, 4.8% weather, 0.1% security). As a busy airport, that mix matters more for connection planning than for a thin schedule.
On the multi-year calendar, ROC is strongest in October (93.9% on-time) and weakest in July (89.6%), a 4.3-point swing. Volume peaks in March (~1,855 flights/month). The busiest connecting route is to ORD (Chicago) at 81.5% on-time. Field definitions: on-time performance explained.
Rochester, NY vs. the national on-time distribution
On-time rate among all 382 tracked U.S. airports
82%Top 67%higher than 33% of 382 airports
Rochester, NY
60%95%
U.S. airports by on-time rate, bucketed by value
Each bar is a band; taller bars hold more airports. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data (2020–2025).
Statistics reflect cumulative performance across all available reporting periods. On-time rates exclude cancelled and diverted flights.
ROC's on-time book is mid-pack; month and delay-cause mix move more than the headline rate.
Check the busiest route from ROC before you book a connection. See top routes →
Travel in October rather than July if your dates are flexible. Seasonal patterns →
Gate-to-wheels taxi-out averages 15.6 min here; check the monthly series before a tight connection. Taxi times →
On-time rate reflects the BTS historical average across all reporting carriers at this airport, not any single flight or airline.
Frequently Asked Questions
What is Rochester, NY's on-time rate?
Rochester, NY (ROC) has a 82% on-time rate across 126,934 BTS-tracked flights (2020-2025), 3 pts above the 79% national flight-weighted average; that places it in roughly the below-median on-time performance.
How does ROC rank among U.S. airports by traffic volume?
Rochester, NY ranks #95 of 382 tracked US airports by total BTS flights (most flights = #1), making it a high-volume U.S. airport.
What's the most common cause of delays at Rochester, NY?
Late Aircraft is the leading delay cause at ROC, accounting for 37.2% of delay minutes. The full breakdown: 37.2% late-aircraft, 35.0% carrier, 23.0% NAS/air-traffic-control, 4.8% weather, and 0.1% security.
When is the best time to fly through Rochester, NY?
October is historically ROC's strongest month at 93.9% on-time, while July is the weakest at 89.6%, a 4.3-point swing across the BTS historical record.