General Mitchell International in June 2025

76.1%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 June 2025, reporting carriers scheduled 2,482 domestic departures from General Mitchell International (MKE). 76.1% left less than 15 minutes late and 75.3% reached their destination on time; 1.5% were cancelled.

Nationally that month, 71.4% of flights departed on time and 70.3% arrived on time, so MKE departures were 4.7 points above the national departure figure.

A year earlier, in June 2024, the airport had 2,443 departures with 79.8% leaving on time: a change of −3.7 points, with flights up 2%.

Flights arriving at MKE that month were on time 68.8% of the time (2,484 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 44%, late-arriving aircraft 35% and national aviation system 18%.

On time 75.3%
Arrived 15+ minutes late 22.7%
Cancelled 1.5%
Diverted 0.4%

Every scheduled departure from MKE in June 2025, judged by arrival at the destination.

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

Measure	Jun 2025	Jun 2024	MKE, 12 months to Jul 2026	All reported flights, Jun 2025
Departed on time	76.1%	79.8%	77.6%	71.4%
Arrived on time	75.3%	78.5%	76.2%	70.3%
Cancelled	1.5%	1.4%	2.3%	1.6%
Average departure delay (late minutes only)	20.0 min	15.5 min	17.8 min	22.1 min
Scheduled departures a day	83	81	80	20,386
Scheduled departures	2,482	2,443	29,355	611,575

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
WN Southwest Airlines	825	33%	79.5%	6.7 min	1.0%
OO SkyWest Airlines	509	21%	69.4%	19.3 min	0.6%
DL Delta Air Lines	411	17%	82.0%	0.2 min	1.5%
YX Republic Airline	203	8%	75.4%	6.0 min	3.4%
AA American Airlines	197	8%	69.0%	34.1 min	2.0%
OH PSA Airlines	92	4%	50.0%	44.1 min	9.8%
NK Spirit Airlines	87	4%	79.3%	7.9 min	0.0%
AS Alaska Airlines	60	2%	83.3%	-0.5 min	1.7%
UA United Airlines	59	2%	83.1%	8.1 min	0.0%
B6 JetBlue Airways	30	1%	50.0%	24.4 min	0.0%
F9 Frontier Airlines	9	0%	66.7%	21.6 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
MKE–ORD	Milwaukee to Chicago	381	63.0%	26.4 min	0.8%
MKE–DEN	Milwaukee to Denver	234	79.9%	5.3 min	0.9%
MKE–ATL	Milwaukee to Atlanta	196	82.7%	-3.1 min	3.1%
MKE–DTW	Milwaukee to Detroit	144	81.9%	12.0 min	0.0%
MKE–MSP	Milwaukee to Minneapolis	137	82.5%	-3.9 min	0.0%
MKE–DCA	Milwaukee to Washington	116	62.1%	29.4 min	6.0%
MKE–PHX	Milwaukee to Phoenix	114	84.2%	17.2 min	0.0%
MKE–MCO	Milwaukee to Orlando	106	76.4%	10.7 min	0.0%
MKE–LAS	Milwaukee to Las Vegas	105	80.0%	11.6 min	0.0%
MKE–BNA	Milwaukee to Nashville	95	75.8%	4.4 min	2.1%
MKE–BWI	Milwaukee to Baltimore	91	76.9%	8.2 min	3.3%
MKE–CLT	Milwaukee to Charlotte	90	70.0%	31.8 min	2.2%

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), June 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Jun 2025	Minutes
Air carrier	43.8%	31.6%	20,900
Late-arriving aircraft	34.8%	40.6%	16,602
National Aviation System	18.4%	20.9%	8,766
Extreme weather	2.9%	6.9%	1,380
Security	0.0%	0.2%	16

47,664 delay minutes on 563 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 MKE on time in June 2025?

76.1% of 2,482 scheduled domestic departures left less than 15 minutes late, and 75.3% reached their destination on time. The national figures that month were 71.4% and 70.3%.

How does that compare with a year earlier?

In June 2024, 79.8% of 2,443 departures left on time and 1.4% were cancelled, against 76.1% and 1.5% in June 2025.

Provenance

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