Aspen Pitkin County Sardy Field in October 2024

84.3%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 October 2024, reporting carriers scheduled 498 domestic departures from Aspen Pitkin County Sardy Field (ASE). 84.3% left less than 15 minutes late and 81.7% reached their destination on time; 0.6% were cancelled.

Nationally that month, 85.5% of flights departed on time and 85.8% arrived on time, so ASE departures were 1.2 points below the national departure figure.

A year earlier, in October 2023, the airport had 328 departures with 73.2% leaving on time: a change of +11.1 points, with flights up 52%.

Flights arriving at ASE that month were on time 84.5% of the time (497 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 61%, extreme weather 17% and late-arriving aircraft 15%.

On time 81.7%
Arrived 15+ minutes late 17.3%
Cancelled 0.6%
Diverted 0.4%

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

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

Measure	Oct 2024	Oct 2023	ASE, 12 months to Jul 2026	All reported flights, Oct 2024
Departed on time	84.3%	73.2%	66.5%	85.5%
Arrived on time	81.7%	73.5%	66.5%	85.8%
Cancelled	0.6%	7.0%	5.9%	1.0%
Average departure delay (late minutes only)	13.2 min	22.4 min	32.2 min	9.4 min
Scheduled departures a day	17	11	22	20,517
Scheduled departures	498	328	8,072	615,497

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	498	100%	81.7%	0.7 min	0.6%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
ASE–DEN	Aspen to Denver	248	81.0%	-1.0 min	0.8%
ASE–DFW	Aspen to Dallas/Fort Worth	68	79.4%	3.8 min	0.0%
ASE–LAX	Aspen to Los Angeles	62	80.6%	-5.9 min	1.6%
ASE–ORD	Aspen to Chicago	58	84.5%	17.8 min	0.0%
ASE–ATL	Aspen to Atlanta	31	80.6%	3.3 min	0.0%
ASE–IAH	Aspen to Houston	31	90.3%	-14.4 min	0.0%

By scheduled departure hour

100

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

Share of departures that left less than 15 minutes late, by scheduled hour (local time), October 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Oct 2024	Minutes
Air carrier	60.9%	42.7%	3,893
Late-arriving aircraft	14.8%	37.4%	946
National Aviation System	7.1%	16.3%	456
Extreme weather	17.2%	3.4%	1,102
Security	0.0%	0.2%	0

6,397 delay minutes on 86 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 October 2024?

84.3% of 498 scheduled domestic departures left less than 15 minutes late, and 81.7% reached their destination on time. The national figures that month were 85.5% and 85.8%.

How does that compare with a year earlier?

In October 2023, 73.2% of 328 departures left on time and 7.0% were cancelled, against 84.3% and 0.6% in October 2024.

Provenance

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