Mesa Gateway in December 2025

76.8%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 629 domestic departures from Mesa Gateway (AZA). 76.8% left less than 15 minutes late and 79.7% reached their destination on time; 0.5% were cancelled.

Nationally that month, 72.0% of flights departed on time and 71.9% arrived on time, so AZA departures were 4.8 points above the national departure figure.

A year earlier, in December 2024, the airport had 625 departures with 78.2% leaving on time: a change of −1.4 points, with flights up 1%.

Flights arriving at AZA that month were on time 65.1% of the time (630 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 38%, extreme weather 29% and air carrier 23%.

On time 79.7%
Arrived 15+ minutes late 19.4%
Cancelled 0.5%
Diverted 0.5%

Every scheduled departure from AZA 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	AZA, 12 months to Jul 2026	All reported flights, Dec 2025
Departed on time	76.8%	78.2%	81.8%	72.0%
Arrived on time	79.7%	77.0%	80.8%	71.9%
Cancelled	0.5%	1.3%	0.3%	1.5%
Average departure delay (late minutes only)	16.3 min	14.9 min	13.6 min	21.2 min
Scheduled departures a day	21	21	17	19,410
Scheduled departures	629	625	6,301	582,304

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
G4 Allegiant Air	629	100%	79.7%	6.0 min	0.5%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
AZA–PVU	Phoenix to Provo	72	75.0%	14.8 min	0.0%
AZA–FSD	Phoenix to Sioux Falls	35	82.9%	-4.9 min	0.0%
AZA–FAR	Phoenix to Fargo	33	90.9%	-9.7 min	0.0%
AZA–IDA	Phoenix to Idaho Falls	26	73.1%	11.9 min	0.0%
AZA–BIS	Phoenix to Bismarck/Mandan	24	75.0%	14.6 min	0.0%
AZA–CID	Phoenix to Cedar Rapids/Iowa City	24	83.3%	-7.7 min	4.2%
AZA–RAP	Phoenix to Rapid City	24	79.2%	1.6 min	0.0%
AZA–ATW	Phoenix to Appleton	23	87.0%	-1.0 min	0.0%
AZA–PIA	Phoenix to Peoria	23	82.6%	-2.3 min	0.0%
AZA–BIL	Phoenix to Billings	21	85.7%	-7.9 min	0.0%
AZA–GRR	Phoenix to Grand Rapids	21	61.9%	21.1 min	0.0%
AZA–MOT	Phoenix to Minot	21	85.7%	-1.4 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), December 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Dec 2025	Minutes
Air carrier	23.4%	33.3%	2,115
Late-arriving aircraft	37.6%	41.1%	3,405
National Aviation System	9.5%	19.1%	861
Extreme weather	29.0%	6.4%	2,622
Security	0.5%	0.2%	49

9,052 delay minutes on 122 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 AZA on time in December 2025?

76.8% of 629 scheduled domestic departures left less than 15 minutes late, and 79.7% 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, 78.2% of 625 departures left on time and 1.3% were cancelled, against 76.8% and 0.5% 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 AZA · methodology · corrections.