Casper/Natrona County International in January 2025

71.5%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 January 2025, reporting carriers scheduled 186 domestic departures from Casper/Natrona County International (CPR). 71.5% left less than 15 minutes late and 63.4% reached their destination on time; 1.6% were cancelled.

Nationally that month, 79.3% of flights departed on time and 78.6% arrived on time, so CPR departures were 7.8 points below the national departure figure.

A year earlier, in January 2024, the airport had 64 departures with 93.8% leaving on time: a change of −22.3 points, with flights up 191%.

Flights arriving at CPR that month were on time 65.6% of the time (186 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 35%, extreme weather 24% and air carrier 21%.

On time 63.4%
Arrived 15+ minutes late 34.9%
Cancelled 1.6%
Diverted 0.0%

Every scheduled departure from CPR in January 2025, judged by arrival at the destination.

January 2025 against a year earlier, the airport's year and the nation

Measure	Jan 2025	Jan 2024	CPR, 12 months to Jul 2026	All reported flights, Jan 2025
Departed on time	71.5%	93.8%	83.2%	79.3%
Arrived on time	63.4%	90.6%	82.1%	78.6%
Cancelled	1.6%	0.0%	0.8%	3.0%
Average departure delay (late minutes only)	27.2 min	5.5 min	16.7 min	14.0 min
Scheduled departures a day	6	2	7	17,992
Scheduled departures	186	64	2,600	539,747

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	186	100%	63.4%	20.8 min	1.6%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
CPR–DEN	Casper to Denver	186	63.4%	20.8 min	1.6%

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), January 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Jan 2025	Minutes
Air carrier	21.3%	36.2%	1,171
Late-arriving aircraft	35.2%	34.7%	1,939
National Aviation System	19.3%	19.9%	1,061
Extreme weather	23.9%	9.1%	1,314
Security	0.4%	0.2%	22

5,507 delay minutes on 65 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 January 2025?

71.5% of 186 scheduled domestic departures left less than 15 minutes late, and 63.4% reached their destination on time. The national figures that month were 79.3% and 78.6%.

How does that compare with a year earlier?

In January 2024, 93.8% of 64 departures left on time and 0.0% were cancelled, against 71.5% and 1.6% in January 2025.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for January 2025; 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.