Green Bay Austin Straubel International in July 2026

86.4%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 376 domestic departures from Green Bay Austin Straubel International (GRB). 86.4% left less than 15 minutes late and 87.5% reached their destination on time; 1.6% were cancelled.

Nationally that month, 68.8% of flights departed on time and 69.4% arrived on time, so GRB departures were 17.6 points above the national departure figure.

A year earlier, in July 2025, the airport had 343 departures with 74.3% leaving on time: a change of +12.1 points, with flights up 10%.

Flights arriving at GRB that month were on time 75.7% of the time (375 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 43%, extreme weather 29% and national aviation system 17%.

On time 87.5%
Arrived 15+ minutes late 10.9%
Cancelled 1.6%
Diverted 0.0%

Every scheduled departure from GRB 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	GRB, 12 months to Jul 2026	All reported flights, Jul 2026
Departed on time	86.4%	74.3%	78.7%	68.8%
Arrived on time	87.5%	70.6%	74.5%	69.4%
Cancelled	1.6%	1.2%	3.3%	2.6%
Average departure delay (late minutes only)	13.2 min	24.2 min	19.8 min	24.1 min
Scheduled departures a day	13	11	13	21,066
Scheduled departures	376	343	4,824	631,970

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	221	59%	88.2%	-2.5 min	1.8%
MQ Envoy Air	124	33%	85.5%	-0.5 min	1.6%
DL Delta Air Lines	31	8%	90.3%	-7.4 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
GRB–ORD	Green Bay to Chicago	187	82.4%	2.8 min	3.2%
GRB–MSP	Green Bay to Minneapolis	93	92.5%	-9.2 min	0.0%
GRB–DTW	Green Bay to Detroit	65	93.8%	-4.0 min	0.0%
GRB–ATL	Green Bay to Atlanta	31	90.3%	-7.4 min	0.0%

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	42.5%	31.7%	1,878
Late-arriving aircraft	12.3%	41.8%	542
National Aviation System	16.7%	19.9%	737
Extreme weather	28.5%	6.5%	1,259
Security	0.0%	0.1%	0

4,416 delay minutes on 41 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 GRB on time in July 2026?

86.4% of 376 scheduled domestic departures left less than 15 minutes late, and 87.5% 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, 74.3% of 343 departures left on time and 1.2% were cancelled, against 86.4% and 1.6% 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 GRB · methodology · corrections.