Casper-Natrona County International Airport (CPR): Delays & On-Time Performance
Data through May 2026
Casper-Natrona County International Airport (CPR) is a tale of two seasons: departures ran 94% on-time in November 2025 but sank to 67% in June 2025. Across the year it averages 83% against a national 78%, over roughly 7 departures a day to 2 destinations.
- Departures on-time
- 83%
- left <15 min late
- Avg dep delay
- 17 min
- Arrivals on-time
- 78%
- Cancelled
- 1.0%
- Destinations
- 2
- nonstop
- Airlines
- 1
Monthly on-time trend
Best time of day to depart from CPR
Busiest routes from CPR
| Route | Flights/12mo | On-time | Avg delay |
|---|---|---|---|
| CPR → DEN | 2,543 | 79% | 18 min |
Frequently asked questions
- How often are flights delayed at CPR?
- 18% of departures from Casper-Natrona County International Airport left 15+ minutes late between 2024-06 and 2026-05, with an average departure delay of 17 minutes. The national on-time average over the same period was 78%.
- What is the best time of day to depart from CPR?
- Flights scheduled around 5 a.m. depart on time 93% of the time at CPR, versus 67% around 5 p.m.. Booking before noon is the usual rule of thumb here.
- What is the worst month for delays at CPR?
- In this dataset, June 2025 was the weakest month at CPR, with 67% of departures on time.
- How often are flights cancelled at CPR?
- 1% of scheduled departures from CPR were cancelled in this period, compared with a national rate of 1.6%.
Popular route pages from this airport
Based on 4,974 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.