Kalamazoo/Battle Creek International in July 2026

72.0%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 July 2026, reporting carriers scheduled 182 domestic departures from Kalamazoo/Battle Creek International (AZO). 72.0% left less than 15 minutes late and 73.1% reached their destination on time; 7.7% were cancelled.

Nationally that month, 68.8% of flights departed on time and 69.4% arrived on time, so AZO departures were 3.2 points above the national departure figure.

A year earlier, in July 2025, the airport had 176 departures with 77.3% leaving on time: a change of −5.3 points, with flights up 3%.

Flights arriving at AZO that month were on time 66.5% of the time (182 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 53%, extreme weather 26% and late-arriving aircraft 17%.

On time 73.1%
Arrived 15+ minutes late 19.2%
Cancelled 7.7%
Diverted 0.0%

Every scheduled departure from AZO in July 2026, judged by arrival at the destination.

July 2026 against a year earlier, the airport's year and the nation

Measure	Jul 2026	Jul 2025	AZO, 12 months to Jul 2026	All reported flights, Jul 2026
Departed on time	72.0%	77.3%	77.6%	68.8%
Arrived on time	73.1%	75.6%	75.6%	69.4%
Cancelled	7.7%	2.8%	3.4%	2.6%
Average departure delay (late minutes only)	19.4 min	15.6 min	22.0 min	24.1 min
Scheduled departures a day	6	6	6	21,066
Scheduled departures	182	176	1,991	631,970

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	182	100%	73.1%	9.9 min	7.7%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
AZO–DTW	Kalamazoo to Detroit	120	75.8%	7.7 min	5.8%
AZO–ORD	Kalamazoo to Chicago	62	67.7%	14.3 min	11.3%

By scheduled departure hour

On-time share:under 62%6270768288% and over

Share of departures that left less than 15 minutes late, by scheduled hour (local time), July 2026.

Delay causes

BTS cause category	Share of delay minutes	National, Jul 2026	Minutes
Air carrier	53.1%	31.7%	1,594
Late-arriving aircraft	16.6%	41.8%	499
National Aviation System	4.3%	19.9%	129
Extreme weather	26.0%	6.5%	781
Security	0.0%	0.1%	0

3,003 delay minutes on 35 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 AZO on time in July 2026?

72.0% of 182 scheduled domestic departures left less than 15 minutes late, and 73.1% reached their destination on time. The national figures that month were 68.8% and 69.4%.

How does that compare with a year earlier?

In July 2025, 77.3% of 176 departures left on time and 2.8% were cancelled, against 72.0% and 7.7% in July 2026.

Provenance

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