Casper/Natrona County International in August 2023

83.8%departed on time

BTS: A flight is counted as on time if it arrived less than 15 minutes after its scheduled time. Only carriers with at least 0.5 percent of domestic scheduled passenger revenue report.

In August 2023, reporting carriers scheduled 154 domestic departures from Casper/Natrona County International (CPR). 83.8% left less than 15 minutes late and 79.2% reached their destination on time; 1.3% were cancelled.

Nationally that month, 76.7% of flights departed on time and 76.9% arrived on time, so CPR departures were 7.1 points above the national departure figure.

Flights arriving at CPR that month were on time 71.2% of the time (156 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 63%, late-arriving aircraft 31% and national aviation system 6%.

On time 79.2%
Arrived 15+ minutes late 19.5%
Cancelled 1.3%
Diverted 0.0%

Every scheduled departure from CPR in August 2023, judged by arrival at the destination.

August 2023 against a year earlier, the airport's year and the nation

Measure	Aug 2023	Year earlier	CPR, 12 months to Jul 2026	All reported flights, Aug 2023
Departed on time	83.8%	—	83.2%	76.7%
Arrived on time	79.2%	—	82.1%	76.9%
Cancelled	1.3%	—	0.8%	1.5%
Average departure delay (late minutes only)	13.3 min	—	16.7 min	17.3 min
Scheduled departures a day	5	—	7	20,100
Scheduled departures	154	—	2,600	602,987

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	154	100%	79.2%	3.8 min	1.3%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
CPR–DEN	Casper to Denver	123	76.4%	5.5 min	1.6%
CPR–SLC	Casper to Salt Lake City	31	90.3%	-2.6 min	0.0%

By scheduled departure hour

On-time share:under 62%6270768288% and over

Share of departures that left less than 15 minutes late, by scheduled hour (local time), August 2023.

Delay causes

BTS cause category	Share of delay minutes	National, Aug 2023	Minutes
Air carrier	63.2%	36.7%	1,277
Late-arriving aircraft	30.5%	42.2%	616
National Aviation System	6.3%	15.7%	128
Extreme weather	0.0%	5.1%	0
Security	0.0%	0.2%	0

2,021 delay minutes on 30 flights that arrived 15 or more minutes late and carried a cause report. Carriers assign the categories; see what each category means.

Questions and answers

How many flights left CPR on time in August 2023?

83.8% of 154 scheduled domestic departures left less than 15 minutes late, and 79.2% reached their destination on time. The national figures that month were 76.7% and 76.9%.

How does that compare with a year earlier?

August 2022 is outside the 36 months on file, or the airport had too few reported flights that month.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for August 2023; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for CPR · methodology · corrections.