Aspen Pitkin County Sardy Field in June 2024

70.4%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 June 2024, reporting carriers scheduled 696 domestic departures from Aspen Pitkin County Sardy Field (ASE). 70.4% left less than 15 minutes late and 67.2% reached their destination on time; 7.5% were cancelled.

Nationally that month, 73.7% of flights departed on time and 73.9% arrived on time, so ASE departures were 3.3 points below the national departure figure.

Flights arriving at ASE that month were on time 70.0% of the time (696 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 38%, late-arriving aircraft 31% and extreme weather 22%.

On time 67.2%
Arrived 15+ minutes late 24.3%
Cancelled 7.5%
Diverted 1.0%

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

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

Measure	Jun 2024	Year earlier	ASE, 12 months to Jul 2026	All reported flights, Jun 2024
Departed on time	70.4%	—	66.5%	73.7%
Arrived on time	67.2%	—	66.5%	73.9%
Cancelled	7.5%	—	5.9%	1.3%
Average departure delay (late minutes only)	22.7 min	—	32.2 min	19.7 min
Scheduled departures a day	23	—	22	20,371
Scheduled departures	696	—	8,072	611,132

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	696	100%	67.2%	13.9 min	7.5%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
ASE–DEN	Aspen to Denver	240	61.3%	21.6 min	9.2%
ASE–LAX	Aspen to Los Angeles	116	76.7%	0.4 min	6.9%
ASE–DFW	Aspen to Dallas/Fort Worth	112	74.1%	6.2 min	8.0%
ASE–ORD	Aspen to Chicago	82	64.6%	13.8 min	4.9%
ASE–IAH	Aspen to Houston	60	63.3%	16.7 min	6.7%
ASE–ATL	Aspen to Atlanta	30	66.7%	33.7 min	3.3%
ASE–SFO	Aspen to San Francisco	30	66.7%	2.8 min	6.7%
ASE–AUS	Aspen to Austin	26	69.2%	20.5 min	7.7%

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), June 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Jun 2024	Minutes
Air carrier	38.2%	34.4%	5,480
Late-arriving aircraft	30.5%	41.5%	4,370
National Aviation System	9.6%	17.8%	1,377
Extreme weather	21.5%	6.0%	3,090
Security	0.2%	0.2%	27

14,344 delay minutes on 169 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 June 2024?

70.4% of 696 scheduled domestic departures left less than 15 minutes late, and 67.2% reached their destination on time. The national figures that month were 73.7% and 73.9%.

How does that compare with a year earlier?

June 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 June 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.