MBS International in July 2025

70.0%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 2025, reporting carriers scheduled 207 domestic departures from MBS International (MBS). 70.0% left less than 15 minutes late and 69.6% reached their destination on time; 1.4% were cancelled.

Nationally that month, 69.7% of flights departed on time and 69.0% arrived on time, so MBS departures were level with the national departure figure.

A year earlier, in July 2024, the airport had 196 departures with 77.6% leaving on time: a change of −7.6 points, with flights up 6%.

Flights arriving at MBS that month were on time 66.2% of the time (207 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 58%, national aviation system 15% and late-arriving aircraft 14%.

On time 69.6%
Arrived 15+ minutes late 29.0%
Cancelled 1.4%
Diverted 0.0%

Every scheduled departure from MBS in July 2025, judged by arrival at the destination.

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

Measure	Jul 2025	Jul 2024	MBS, 12 months to Jul 2026	All reported flights, Jul 2025
Departed on time	70.0%	77.6%	76.6%	69.7%
Arrived on time	69.6%	78.6%	72.9%	69.0%
Cancelled	1.4%	0.0%	2.0%	2.5%
Average departure delay (late minutes only)	33.6 min	17.6 min	27.1 min	24.3 min
Scheduled departures a day	7	7	6	21,048
Scheduled departures	207	196	2,061	631,428

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	207	100%	69.6%	27.7 min	1.4%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
MBS–DTW	Saginaw/Bay City/Midland to Detroit	115	76.5%	11.2 min	0.9%
MBS–ORD	Saginaw/Bay City/Midland to Chicago	92	60.9%	48.5 min	2.2%

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), July 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Jul 2025	Minutes
Air carrier	57.8%	31.1%	4,043
Late-arriving aircraft	14.4%	40.8%	1,006
National Aviation System	14.9%	20.7%	1,046
Extreme weather	12.9%	7.3%	903
Security	0.0%	0.1%	0

6,998 delay minutes on 60 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 MBS on time in July 2025?

70.0% of 207 scheduled domestic departures left less than 15 minutes late, and 69.6% reached their destination on time. The national figures that month were 69.7% and 69.0%.

How does that compare with a year earlier?

In July 2024, 77.6% of 196 departures left on time and 0.0% were cancelled, against 70.0% and 1.4% in July 2025.

Provenance

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