Casper/Natrona County International in August 2024

79.1%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 2024, reporting carriers scheduled 235 domestic departures from Casper/Natrona County International (CPR). 79.1% left less than 15 minutes late and 81.7% reached their destination on time; 0.9% were cancelled.

Nationally that month, 75.4% of flights departed on time and 74.7% arrived on time, so CPR departures were 3.7 points above the national departure figure.

A year earlier, in August 2023, the airport had 154 departures with 83.8% leaving on time: a change of −4.7 points, with flights up 53%.

Flights arriving at CPR that month were on time 73.1% of the time (234 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 36%, late-arriving aircraft 35% and national aviation system 21%.

On time 81.7%
Arrived 15+ minutes late 17.0%
Cancelled 0.9%
Diverted 0.4%

Every scheduled departure from CPR in August 2024, judged by arrival at the destination.

August 2024 against a year earlier, the airport's year and the nation

Measure	Aug 2024	Aug 2023	CPR, 12 months to Jul 2026	All reported flights, Aug 2024
Departed on time	79.1%	83.8%	83.2%	75.4%
Arrived on time	81.7%	79.2%	82.1%	74.7%
Cancelled	0.9%	1.3%	0.8%	2.1%
Average departure delay (late minutes only)	17.0 min	13.3 min	16.7 min	18.4 min
Scheduled departures a day	8	5	7	20,634
Scheduled departures	235	154	2,600	619,025

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	235	100%	81.7%	4.3 min	0.9%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
CPR–DEN	Casper to Denver	204	80.4%	5.2 min	1.0%
CPR–SLC	Casper to Salt Lake City	31	90.3%	-1.9 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 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Aug 2024	Minutes
Air carrier	35.8%	33.8%	1,227
Late-arriving aircraft	34.6%	39.8%	1,187
National Aviation System	20.8%	20.4%	712
Extreme weather	8.4%	5.9%	287
Security	0.5%	0.1%	18

3,431 delay minutes on 40 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 2024?

79.1% of 235 scheduled domestic departures left less than 15 minutes late, and 81.7% reached their destination on time. The national figures that month were 75.4% and 74.7%.

How does that compare with a year earlier?

In August 2023, 83.8% of 154 departures left on time and 1.3% were cancelled, against 79.1% and 0.9% in August 2024.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for August 2024; 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.