Niagara Falls International (IAG) Delays and On-Time Departures
Niagara Falls, NY · ranked 303rd of 333 airports for on-time departures
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, Niagara Falls (IAG) had 407 scheduled departures and 73.8% of them left on time (US average 77.4%).
That ranks 303rd of 333 US airports tracked on this site, with 1.5% of departures cancelled.
October has been the best month (85% on time) and Thursday the weakest day of the week (70%).
Best time of day to fly out of Niagara Falls (IAG)
On-time departure % by scheduled departure hour (local time), last 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 9am–10am | 85.2% | 0.0% | 54 |
| 10am–11am | 84.8% | 4.3% | 69 |
| 11am–12pm | 81.9% | 2.4% | 164 |
| 12pm–1pm | 79.5% | 0.0% | 73 |
| 1pm–2pm | Limited data | 11 | |
| 2pm–3pm | 65.5% | 0.0% | 55 |
| 3pm–4pm | Limited data | 23 | |
| 4pm–5pm | Limited data | 14 | |
| 5pm–6pm | 72.0% | 2.0% | 51 |
| 6pm–7pm | 70.9% | 1.9% | 105 |
| 7pm–8pm | 72.0% | 0.8% | 133 |
| 8pm–9pm | 68.3% | 1.6% | 61 |
| 9pm–10pm | Limited data | 24 | |
Airlines at IAG ranked by on-time departures
Last 12 months. Airlines with fewer than 30 departures are marked “limited data”.
| Airline | On-time departures | On-time arrivals | Cancelled | Departures |
|---|---|---|---|---|
| Allegiant Air | 73.8% | 70.4% | 1.5% | 407 |
80%+ good 70–79.9% fair <70% poor
Best day to fly out of IAG
On-time departures by day, 24 months.
Best month to fly out of IAG
On-time departures by month, 24 months.
Holiday travel at Niagara Falls (IAG)
On-time departures during holiday periods compared with all other days, last 24 months.
| Period | On-time departures | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | Limited data | 13 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 59.5% | -16.6 pts | 6.7% | 45 |
| Summer peak (Jun 15 - Aug 15) | 67.1% | -9.0 pts | 2.7% | 147 |
| All other days | 76.2% | — | 1.1% | 632 |
Monthly on-time departure trend at IAG
On-time departure % each month, with the 12-month US average for reference.
Routes from Niagara Falls (IAG)
Every route from IAG with its own page, by number of flights (last 12 months, on-time arrivals).
| To | On time | Cancelled | Flights |
|---|---|---|---|
| IAG → Punta Gorda (PGD) | 77.5% | 1.5% | 204 |