Aspen Pitkin County Sardy Field in January 2024

56.7%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 2024, reporting carriers scheduled 971 domestic departures from Aspen Pitkin County Sardy Field (ASE). 56.7% left less than 15 minutes late and 58.6% reached their destination on time; 11.0% were cancelled.

Nationally that month, 74.0% of flights departed on time and 72.9% arrived on time, so ASE departures were 17.3 points below the national departure figure.

Flights arriving at ASE that month were on time 56.9% of the time (968 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 32%, late-arriving aircraft 27% and extreme weather 23%.

On time 58.6%
Arrived 15+ minutes late 30.3%
Cancelled 11.0%
Diverted 0.1%

Every scheduled departure from ASE in January 2024, judged by arrival at the destination.

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

Measure	Jan 2024	Year earlier	ASE, 12 months to Jul 2026	All reported flights, Jan 2024
Departed on time	56.7%	—	66.5%	74.0%
Arrived on time	58.6%	—	66.5%	72.9%
Cancelled	11.0%	—	5.9%	3.7%
Average departure delay (late minutes only)	34.9 min	—	32.2 min	18.7 min
Scheduled departures a day	32	—	22	18,242
Scheduled departures	971	—	8,072	547,271

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	971	100%	58.6%	23.9 min	11.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
ASE–DEN	Aspen to Denver	247	60.7%	21.3 min	8.9%
ASE–LAX	Aspen to Los Angeles	163	67.5%	9.3 min	9.8%
ASE–ORD	Aspen to Chicago	150	56.0%	23.6 min	12.7%
ASE–DFW	Aspen to Dallas/Fort Worth	131	57.3%	12.5 min	13.7%
ASE–IAH	Aspen to Houston	102	52.9%	41.5 min	11.8%
ASE–ATL	Aspen to Atlanta	62	48.4%	64.0 min	12.9%
ASE–SFO	Aspen to San Francisco	62	61.3%	31.4 min	6.5%
ASE–PHX	Aspen to Phoenix	31	54.8%	22.8 min	12.9%
ASE–AUS	Aspen to Austin	23	47.8%	18.3 min	17.4%

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 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Jan 2024	Minutes
Air carrier	32.0%	32.6%	8,937
Late-arriving aircraft	27.4%	39.0%	7,667
National Aviation System	15.0%	17.9%	4,196
Extreme weather	22.5%	10.3%	6,294
Security	3.0%	0.2%	837

27,931 delay minutes on 294 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 ASE on time in January 2024?

56.7% of 971 scheduled domestic departures left less than 15 minutes late, and 58.6% reached their destination on time. The national figures that month were 74.0% and 72.9%.

How does that compare with a year earlier?

January 2023 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 January 2024; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for ASE · methodology · corrections.