Yuma MCAS/Yuma International in December 2025

88.0%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 December 2025, reporting carriers scheduled 150 domestic departures from Yuma MCAS/Yuma International (YUM). 88.0% left less than 15 minutes late and 88.0% reached their destination on time; 0.0% were cancelled.

Nationally that month, 72.0% of flights departed on time and 71.9% arrived on time, so YUM departures were 16.0 points above the national departure figure.

A year earlier, in December 2024, the airport had 158 departures with 82.9% leaving on time: a change of +5.1 points, with flights down 5%.

Flights arriving at YUM that month were on time 84.1% of the time (151 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 50%, late-arriving aircraft 29% and extreme weather 15%.

On time 88.0%
Arrived 15+ minutes late 12.0%
Cancelled 0.0%
Diverted 0.0%

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

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

Measure	Dec 2025	Dec 2024	YUM, 12 months to Jul 2026	All reported flights, Dec 2025
Departed on time	88.0%	82.9%	85.7%	72.0%
Arrived on time	88.0%	82.3%	85.3%	71.9%
Cancelled	0.0%	0.0%	1.2%	1.5%
Average departure delay (late minutes only)	8.0 min	14.7 min	14.4 min	21.2 min
Scheduled departures a day	5	5	5	19,410
Scheduled departures	150	158	1,692	582,304

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	99	66%	87.9%	-1.6 min	0.0%
MQ Envoy Air	51	34%	88.2%	-3.1 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
YUM–PHX	Yuma to Phoenix	119	87.4%	-2.2 min	0.0%
YUM–DFW	Yuma to Dallas/Fort Worth	31	90.3%	-1.6 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), December 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Dec 2025	Minutes
Air carrier	50.4%	33.3%	509
Late-arriving aircraft	28.9%	41.1%	292
National Aviation System	5.4%	19.1%	55
Extreme weather	15.2%	6.4%	154
Security	0.0%	0.2%	0

1,010 delay minutes on 18 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 December 2025?

88.0% of 150 scheduled domestic departures left less than 15 minutes late, and 88.0% reached their destination on time. The national figures that month were 72.0% and 71.9%.

How does that compare with a year earlier?

In December 2024, 82.9% of 158 departures left on time and 0.0% were cancelled, against 88.0% and 0.0% in December 2025.

Provenance

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