Airport · ELM · Elmira/Corning, New York
Elmira/Corning, NY
Elmira/Corning, NY posts above-median on-time performance among the 382 tracked U.S. airports, as a mid-size U.S. airport. According to the U.S. DOT Bureau of Transportation Statistics, drawn from 13,181 flights (2020–2025); its biggest delay driver is carrier.
Data updated 2026-06-13
- 84.5%
- On-time
- Top 38%
- on-time, US airports
- 94 min
- Delay when late
- 1.12%
- Cancelled
Key Performance Metrics
Total Flights
13,181
Best Month
Sep 94.7%
Worst Month
Dec 89.9%
Delayed
2,041
Cancelled
148
ELM on-time rate vs. the national average
Ahead of the U.S. average across all 382 tracked airports.
Where ELM sits among all 382 tracked airports
ELM's 84.5% on-time rate falls in the 80-85% band, the 192-airport band it shares.
National on-time-rate distribution
- 60-65% 1
1 airport between 60% and 65% on-time
1 airports
- 65-70% 4
4 airports between 65% and 70% on-time
4 airports
- 70-75% 9
9 airports between 70% and 75% on-time
9 airports
- 75-80% 48
48 airports between 75% and 80% on-time
48 airports
- 80-85%
192 airports between 80% and 85% on-time
192 airports
- 85-90%
116 airports between 85% and 90% on-time
116 airports
- 90-95% 12
12 airports between 90% and 95% on-time
12 airports
What this shows ELM is marked in the 80-85% band.
Delay Cause Breakdown
Top delay cause: Carrier. Total delay minutes: 99,248.
ELM - seasonal on-time pattern
Best: September (94.7%) · worst: December (89.9%)
Seasonal Performance Patterns
Monthly averages across all years of data. Best month: September (94.7% on-time). Most delays: December (89.9% on-time).
| Month | Avg Flights | Avg Delayed | Avg Cancelled | On-Time % |
|---|---|---|---|---|
| December | 177 | 39 | 2 | 89.9% |
| November | 172 | 28 | 1 | 91.7% |
| October | 176 | 20 | 1 | 93.8% |
| September | 157 | 15 | 0 | 94.7% |
| August | 179 | 26 | 1 | 93.1% |
| July | 191 | 36 | 0 | 91.3% |
| June | 167 | 30 | 1 | 92.1% |
| May | 162 | 18 | 5 | 94.7% |
| April | 186 | 26 | 6 | 92.5% |
| March | 225 | 32 | 4 | 92.3% |
| February | 208 | 32 | 1 | 92.9% |
| January | 198 | 37 | 3 | 91.4% |
Year-Over-Year Performance
Annual flight volume and on-time trends at ELM.
ELM - on-time rate by year
2020–2025, year-over-year trend.
| Year | Flights | Delayed | Cancelled | On-Time % |
|---|---|---|---|---|
| 2025 | 2,500 | 241 | 8 | 90.4% |
| 2024 | 2,014 | 211 | 7 | 89.5% |
| 2023 | 1,984 | 149 | 4 | 92.5% |
| 2022 | 2,045 | 186 | 27 | 90.9% |
| 2021 | 2,137 | 129 | 14 | 94% |
| 2020 | 2,501 | 73 | 88 | 97.1% |
Cancellation & Diversion Analysis
Flight disruption statistics for Elmira/Corning, NY.
Cancellation Rate
1.12%
148 of 13,181 flights
Diversion Rate
0.05%
6 of 13,181 flights
Delay Rate
15.5%
2,041 of 13,181 flights
Monthly Performance
Recent 24 months of flight data.
| Period | Flights | Dep Delayed | Arr Delayed | Cancelled | Diverted |
|---|---|---|---|---|---|
| Dec 2025 | 222 | 40 | 45 | 2 | 0 |
| Nov 2025 | 210 | 25 | 22 | 5 | 0 |
| Oct 2025 | 240 | 12 | 13 | 0 | 0 |
| Sep 2025 | 188 | 8 | 8 | 0 | 0 |
| Aug 2025 | 206 | 17 | 19 | 0 | 0 |
| Jul 2025 | 220 | 26 | 27 | 1 | 0 |
| Jun 2025 | 204 | 16 | 24 | 0 | 0 |
| May 2025 | 184 | 11 | 15 | 0 | 0 |
| Apr 2025 | 224 | 24 | 15 | 0 | 0 |
| Mar 2025 | 222 | 27 | 21 | 0 | 1 |
| Feb 2025 | 206 | 23 | 25 | 0 | 0 |
| Jan 2025 | 174 | 12 | 14 | 0 | 1 |
| Dec 2024 | 170 | 21 | 21 | 0 | 0 |
| Nov 2024 | 172 | 17 | 15 | 0 | 0 |
| Oct 2024 | 174 | 15 | 16 | 3 | 0 |
| Sep 2024 | 156 | 12 | 10 | 1 | 0 |
| Aug 2024 | 170 | 14 | 15 | 0 | 0 |
| Jul 2024 | 176 | 23 | 33 | 1 | 0 |
| Jun 2024 | 160 | 22 | 23 | 1 | 1 |
| May 2024 | 160 | 14 | 22 | 0 | 0 |
| Apr 2024 | 170 | 10 | 12 | 0 | 0 |
| Mar 2024 | 178 | 19 | 9 | 0 | 0 |
| Feb 2024 | 176 | 13 | 12 | 0 | 0 |
| Jan 2024 | 152 | 31 | 25 | 1 | 0 |
Top Routes from ELM
Busiest routes to and from Elmira/Corning, NY.
| Route | Flights | On-Time | Distance |
|---|---|---|---|
| DTW (Detroit) → ELM (Elmira/Corning) | 4,715 | 83.9% | 332 mi |
| ELM (Elmira/Corning) → DTW (Detroit) | 4,715 | 87.3% | 332 mi |
Airports With a Similar On-Time Rate
Other U.S. airports nationwide whose on-time rate is closest to Elmira/Corning, NY's 84.5%.
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Compare performance with other New York airports.
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Keep exploring
More flight data around Elmira/Corning, NY.
New York flight data
Statewide on-time and delay aggregates, plus every reporting airport in New York.
View NY data →Airport rankings
See where ELM sits among U.S. airports on on-time rate and average delay.
Best on-time airports →Compare airports
Put ELM head-to-head with another airport on delays and reliability.
Open comparison tool →What the Data Says About ELM
Elmira/Corning, NY in Elmira/Corning, New York handled 13,181 flights in the Bureau of Transportation Statistics dataset between 2020 and 2025, posting a 84.5% on-time departure rate. Of those flights, 2,041 experienced delays, 148 were cancelled, and 6 were diverted. The cancellation rate works out to 1.12%, the diversion rate to 0.05%, and the average delay when departures run late is 94.3 minutes. These figures are the baseline for comparing ELM against other airports in the same state and nationally.
Breaking down what drives delays at ELM, Carrier leads the pack. Carrier accounts for 53.2% of total delay minutes, followed by Late Aircraft at 20.1% and Weather at 16.6%. Weather contributes 16.6% of delay minutes at this airport, while security holds the smallest share at 0.3%. Travelers often overestimate the weather share; the BTS categorization shows late-arriving aircraft and carrier operations as the larger contributors.
Seasonally, September runs the cleanest at ELM with a 94.7% on-time rate, while December is the roughest at 89.9% - a 5-point swing between best and worst month. Volume peaks in March, when average flights hit 225. The busiest route connecting ELM is to DTW (Detroit), with 4,715 flights at a 83.9% on-time rate. Combine these numbers - 84.5% on-time, 94.3-minute average delay, 1.12% cancellation rate, and you have a concrete picture of departure reliability at Elmira/Corning, NY.
Frequently Asked Questions
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Flight Guides
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Read our methodology - how this data is sourced, computed, and verified.
Using ELM's data
An airport-level on-time rate is a starting point, not a guarantee for your specific flight.
- Check the busiest route from ELM before you book a connection. See top routes
- Travel in September rather than December if your dates are flexible. Seasonal patterns
- Scores vary by airline and route within the same airport; check the specific carrier you're flying. Browse airlines
On-time rate reflects the BTS historical average across all reporting carriers at this airport, not any single flight or airline.
Related
Source: U.S. Bureau of Transportation Statistics (BTS) Airline on-time performance and operational reliability · 2025
Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. Airport figures are computed directly from BTS On-Time Performance data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.