Bert Mooney Airport (BTM): Delays & On-Time Performance
Data through May 2026
Bert Mooney Airport (BTM) runs noticeably smoother than most US airports: 91% of its ~2 daily departures leave on time, 13 points above the national average, with an average departure delay of just 12 minutes. 1 airlines fly from Butte, MT to 2 destinations.
- Departures on-time
- 91%
- left <15 min late
- Avg dep delay
- 12 min
- Arrivals on-time
- 85%
- Cancelled
- 0.5%
- Destinations
- 2
- nonstop
- Airlines
- 1
Monthly on-time trend
Best time of day to depart from BTM
Busiest routes from BTM
| Route | Flights/12mo | On-time | Avg delay |
|---|---|---|---|
| BTM → DEN | 365 | 79% | 17 min |
| BTM → SLC | 361 | 94% | 10 min |
Frequently asked questions
- How often are flights delayed at BTM?
- 9% of departures from Bert Mooney Airport left 15+ minutes late between 2024-06 and 2026-05, with an average departure delay of 12 minutes. The national on-time average over the same period was 78%.
- What is the best time of day to depart from BTM?
- Flights scheduled around 6 p.m. depart on time 96% of the time at BTM, versus 83% around 10 a.m.. Booking before noon is the usual rule of thumb here.
- How often are flights cancelled at BTM?
- 0.5% of scheduled departures from BTM were cancelled in this period, compared with a national rate of 1.6%.
Popular route pages from this airport
Based on 1,418 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.