Boise (BOI) Delays
#78 U.S. airport by BTS-tracked flight volume · 84.8% on-time departures, 80.9% on-time arrivals over the last 12 months · 2015–2026
23,839Flights
84.8%Departures on-time
11.7 minAvg dep. delay
80.9%Arrivals on-time
12.1 minAvg arr. delay
0.5%Cancelled
Delay causes (last 12 months)
- Air carrier35.9%
- Extreme weather5.7%
- National Aviation System24.2%
- Security0%
- Late-arriving aircraft34.3%
By year
| Year | Flights | Dep on-time | Arr on-time | Avg dep delay | Cancelled |
|---|---|---|---|---|---|
| 2026 | 9,704 | 85.4% | 81.8% | 11.6 min | 0.5% |
| 2025 | 23,524 | 85.2% | 80.9% | 10.8 min | 0.5% |
| 2024 | 22,859 | 85.3% | 80.9% | 10.7 min | 0.6% |
| 2023 | 21,134 | 86.5% | 82.1% | 10.8 min | 0.6% |
| 2022 | 26,059 | 86.4% | 81.5% | 9.9 min | 1.2% |
| 2021 | 24,975 | 88.3% | 83.9% | 9 min | 1.1% |
| 2020 | 14,828 | 92.7% | 91.3% | 6.8 min | 3.4% |
| 2019 | 19,075 | 87.4% | 83.7% | 9.8 min | 0.7% |
| 2018 | 19,191 | 86.6% | 83.9% | 10.1 min | 0.4% |
| 2017 | 15,896 | 86.2% | 82.7% | 10.5 min | 0.5% |
| 2016 | 14,706 | 86.5% | 83% | 10.4 min | 0.7% |
| 2015 | 12,815 | 84.5% | 80.2% | 11.8 min | 0.8% |
On-time = arrival within 15 minutes of schedule, per U.S. DOT definitions. Source: Bureau of Transportation Statistics (public domain). Delay-cause attribution is reported by carriers since June 2003.