Mesa Gateway in September 2025

89.5%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 September 2025, reporting carriers scheduled 313 domestic departures from Mesa Gateway (AZA). 89.5% left less than 15 minutes late and 89.5% reached their destination on time; 0.0% were cancelled.

Nationally that month, 83.1% of flights departed on time and 82.8% arrived on time, so AZA departures were 6.4 points above the national departure figure.

A year earlier, in September 2024, the airport had 325 departures with 86.5% leaving on time: a change of +3.0 points, with flights down 4%.

Flights arriving at AZA that month were on time 88.8% of the time (313 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 57%, late-arriving aircraft 22% and national aviation system 15%.

On time 89.5%
Arrived 15+ minutes late 10.5%
Cancelled 0.0%
Diverted 0.0%

Every scheduled departure from AZA in September 2025, judged by arrival at the destination.

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

Measure	Sep 2025	Sep 2024	AZA, 12 months to Jul 2026	All reported flights, Sep 2025
Departed on time	89.5%	86.5%	81.8%	83.1%
Arrived on time	89.5%	87.1%	80.8%	82.8%
Cancelled	0.0%	0.3%	0.3%	0.5%
Average departure delay (late minutes only)	5.1 min	7.9 min	13.6 min	12.2 min
Scheduled departures a day	10	11	17	18,748
Scheduled departures	313	325	6,301	562,439

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
G4 Allegiant Air	313	100%	89.5%	-4.0 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
AZA–PVU	Phoenix to Provo	47	89.4%	-3.9 min	0.0%
AZA–FAR	Phoenix to Fargo	17	94.1%	-10.3 min	0.0%
AZA–IDA	Phoenix to Idaho Falls	17	88.2%	-6.4 min	0.0%
AZA–GRR	Phoenix to Grand Rapids	16	81.3%	9.4 min	0.0%
AZA–FSD	Phoenix to Sioux Falls	14	78.6%	-0.4 min	0.0%
AZA–PIA	Phoenix to Peoria	13	84.6%	5.8 min	0.0%
AZA–RAP	Phoenix to Rapid City	13	76.9%	-0.1 min	0.0%
AZA–RFD	Phoenix to Rockford	13	92.3%	1.8 min	0.0%
AZA–ATW	Phoenix to Appleton	12	100.0%	-23.2 min	0.0%
AZA–BIL	Phoenix to Billings	12	83.3%	4.3 min	0.0%
AZA–SGF	Phoenix to Springfield	11	100.0%	-9.4 min	0.0%
AZA–SBN	Phoenix to South Bend	10	90.0%	-10.2 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), September 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Sep 2025	Minutes
Air carrier	56.9%	34.3%	865
Late-arriving aircraft	22.2%	37.4%	337
National Aviation System	14.8%	22.6%	225
Extreme weather	5.5%	5.6%	84
Security	0.6%	0.1%	9

1,520 delay minutes on 33 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 September 2025?

89.5% of 313 scheduled domestic departures left less than 15 minutes late, and 89.5% reached their destination on time. The national figures that month were 83.1% and 82.8%.

How does that compare with a year earlier?

In September 2024, 86.5% of 325 departures left on time and 0.3% were cancelled, against 89.5% and 0.0% in September 2025.

Provenance

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