According to PlainFlights' airport traffic ranking (BTS On-Time Performance total flights), Ithaca/Cortland, NY (ITH) ranks #314 of 382 tracked US airports by total flights (most flights = #1). Ithaca/Cortland, NY posts top-quartile on-time performance among the 382 tracked U.S. airports, as a smaller regional airport.
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ITH on-time rate vs. the national average
Ahead of the U.S. average across all 382 tracked airports.
Delay Cause Breakdown
Top delay cause: Late Aircraft.
Total delay minutes: 38,522.
Late Aircraft34.4% (13,243 min)
Carrier32.6% (12,570 min)
NAS (National Aviation System)14.1% (5,445 min)
Weather18.6% (7,162 min)
Security0.3% (102 min)
ITH - seasonal on-time pattern
Best: September (97.6%) · worst: February (92.3%)
ITH - on-time rate by year
2020–2025, year-over-year trend.
ITH - taxi-out and taxi-in (monthly)
Average taxi-out 18.2 min · taxi-in 3.7 min over the last 24 reported months (U.S. airport mean taxi-out ≈ 16.4 min).
ITH's average taxi-out (18.2 min) sits near the recent U.S. airport mean (~16.4 min). Month-to-month, it swings from 14.1 min (September 2024) to 27.3 min (March 2025).
Cancellation & Diversion Analysis
Flight disruption statistics for Ithaca/Cortland, NY.
Two PlainFlights-derived comparison paths for Ithaca/Cortland, 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 Ithaca/Cortland, NY is on-time standing: 87.6% (8.6 pts above the 79% national flight-weighted average; roughly the top-quartile on-time performance) across 6,186 BTS flights (2020–2025). When a departure runs late, the average delay is 96.2 minutes; cancellations run 1.92%.
Delay minutes concentrate in Late Aircraft (34.4% late-aircraft, 32.6% carrier, 14.1% NAS, 18.6% weather, 0.3% security). As a quieter airport, a single late inbound can swing the month more than at a mega-hub.
On the multi-year calendar, ITH is strongest in September (97.6% on-time) and weakest in February (92.3%), a 5.3-point swing. Volume peaks in January (~120 flights/month). The busiest connecting route is to JFK (New York) at 83.3% on-time. Field definitions: on-time performance explained.
Ithaca/Cortland, NY vs. the national on-time distribution
On-time rate among all 382 tracked U.S. airports
87.6%Top 12%higher than 88% of 382 airports
Ithaca/Cortland, 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.
ITH's on-time book is stronger than most peers; the remaining risk sits in the delay mix, not a weak headline rate.
Check the busiest route from ITH before you book a connection. See top routes →
Travel in September rather than February if your dates are flexible. Seasonal patterns →
Gate-to-wheels taxi-out averages 18.2 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 Ithaca/Cortland, NY's on-time rate?
Ithaca/Cortland, NY (ITH) has a 87.6% on-time rate across 6,186 BTS-tracked flights (2020-2025), 8.6 pts above the 79% national flight-weighted average; that places it in roughly the top-quartile on-time performance.
How does ITH rank among U.S. airports by traffic volume?
Ithaca/Cortland, NY ranks #314 of 382 tracked US airports by total BTS flights (most flights = #1), making it a smaller regional airport.
What's the most common cause of delays at Ithaca/Cortland, NY?
Late Aircraft is the leading delay cause at ITH, accounting for 34.4% of delay minutes. The full breakdown: 34.4% late-aircraft, 32.6% carrier, 14.1% NAS/air-traffic-control, 18.6% weather, and 0.3% security.
When is the best time to fly through Ithaca/Cortland, NY?
September is historically ITH's strongest month at 97.6% on-time, while February is the weakest at 92.3%, a 5.3-point swing across the BTS historical record.
Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights