Yuma MCAS/Yuma International in August 2025

94.3%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 August 2025, reporting carriers scheduled 106 domestic departures from Yuma MCAS/Yuma International (YUM). 94.3% left less than 15 minutes late and 88.7% reached their destination on time; 0.0% were cancelled.

Nationally that month, 76.8% of flights departed on time and 76.3% arrived on time, so YUM departures were 17.5 points above the national departure figure.

A year earlier, in August 2024, the airport had 167 departures with 92.2% leaving on time: a change of +2.1 points, with flights down 37%.

Flights arriving at YUM that month were on time 87.7% of the time (106 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 93% and national aviation system 8%.

On time 88.7%
Arrived 15+ minutes late 9.4%
Cancelled 0.0%
Diverted 1.9%

Every scheduled departure from YUM in August 2025, judged by arrival at the destination.

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

Measure	Aug 2025	Aug 2024	YUM, 12 months to Jul 2026	All reported flights, Aug 2025
Departed on time	94.3%	92.2%	85.7%	76.8%
Arrived on time	88.7%	89.8%	85.3%	76.3%
Cancelled	0.0%	0.0%	1.2%	1.1%
Average departure delay (late minutes only)	10.8 min	5.9 min	14.4 min	17.6 min
Scheduled departures a day	4	6	5	20,079
Scheduled departures	106	167	1,692	602,378

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	81	76%	87.7%	2.4 min	0.0%
MQ Envoy Air	25	24%	92.0%	5.2 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
YUM–PHX	Yuma to Phoenix	75	89.3%	6.1 min	0.0%
YUM–DFW	Yuma to Dallas/Fort Worth	31	87.1%	-4.8 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), August 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Aug 2025	Minutes
Air carrier	92.5%	33.1%	1,029
Late-arriving aircraft	0.0%	40.5%	0
National Aviation System	7.5%	19.2%	84
Extreme weather	0.0%	7.0%	0
Security	0.0%	0.1%	0

1,113 delay minutes on 10 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 YUM on time in August 2025?

94.3% of 106 scheduled domestic departures left less than 15 minutes late, and 88.7% reached their destination on time. The national figures that month were 76.8% and 76.3%.

How does that compare with a year earlier?

In August 2024, 92.2% of 167 departures left on time and 0.0% were cancelled, against 94.3% and 0.0% in August 2025.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for August 2025; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for YUM · methodology · corrections.