General Mitchell International in March 2025

81.9%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 March 2025, reporting carriers scheduled 2,317 domestic departures from General Mitchell International (MKE). 81.9% left less than 15 minutes late and 81.8% reached their destination on time; 1.0% were cancelled.

Nationally that month, 79.9% of flights departed on time and 79.3% arrived on time, so MKE departures were 2.0 points above the national departure figure.

A year earlier, in March 2024, the airport had 2,604 departures with 80.3% leaving on time: a change of +1.6 points, with flights down 11%.

Flights arriving at MKE that month were on time 76.8% of the time (2,314 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 35%, air carrier 34% and national aviation system 21%.

On time 81.8%
Arrived 15+ minutes late 16.8%
Cancelled 1.0%
Diverted 0.4%

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

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

Measure	Mar 2025	Mar 2024	MKE, 12 months to Jul 2026	All reported flights, Mar 2025
Departed on time	81.9%	80.3%	77.6%	79.9%
Arrived on time	81.8%	79.6%	76.2%	79.3%
Cancelled	1.0%	0.9%	2.3%	1.2%
Average departure delay (late minutes only)	14.7 min	14.7 min	17.8 min	14.9 min
Scheduled departures a day	77	87	80	20,029
Scheduled departures	2,317	2,604	29,355	600,872

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
WN Southwest Airlines	949	41%	85.1%	-1.5 min	0.9%
OO SkyWest Airlines	388	17%	76.5%	10.1 min	0.5%
DL Delta Air Lines	318	14%	85.2%	-0.4 min	0.6%
AA American Airlines	242	10%	74.8%	14.6 min	0.4%
YX Republic Airline	140	6%	86.4%	-5.5 min	2.1%
NK Spirit Airlines	75	3%	81.3%	-6.1 min	4.0%
F9 Frontier Airlines	59	3%	76.3%	12.9 min	1.7%
OH PSA Airlines	59	3%	71.2%	18.5 min	5.1%
MQ Envoy Air	31	1%	90.3%	-10.8 min	0.0%
UA United Airlines	31	1%	71.0%	10.5 min	0.0%
AS Alaska Airlines	25	1%	76.0%	0.9 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
MKE–ORD	Milwaukee to Chicago	243	70.4%	16.3 min	0.8%
MKE–ATL	Milwaukee to Atlanta	202	85.1%	-1.0 min	1.0%
MKE–MCO	Milwaukee to Orlando	194	80.9%	2.1 min	1.5%
MKE–DEN	Milwaukee to Denver	172	86.0%	-3.3 min	0.6%
MKE–PHX	Milwaukee to Phoenix	162	83.3%	6.9 min	1.2%
MKE–DCA	Milwaukee to Washington	113	77.0%	12.4 min	3.5%
MKE–MSP	Milwaukee to Minneapolis	111	87.4%	-2.7 min	0.0%
MKE–LAS	Milwaukee to Las Vegas	108	87.0%	-4.4 min	0.0%
MKE–TPA	Milwaukee to Tampa	94	74.5%	17.1 min	2.1%
MKE–DFW	Milwaukee to Dallas/Fort Worth	93	68.8%	19.3 min	1.1%
MKE–CLT	Milwaukee to Charlotte	92	80.4%	1.7 min	0.0%
MKE–DTW	Milwaukee to Detroit	85	87.1%	-0.3 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), March 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Mar 2025	Minutes
Air carrier	34.2%	33.0%	11,009
Late-arriving aircraft	34.9%	39.2%	11,237
National Aviation System	21.4%	21.9%	6,893
Extreme weather	9.5%	5.9%	3,061
Security	0.0%	0.1%	0

32,200 delay minutes on 389 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 March 2025?

81.9% of 2,317 scheduled domestic departures left less than 15 minutes late, and 81.8% reached their destination on time. The national figures that month were 79.9% and 79.3%.

How does that compare with a year earlier?

In March 2024, 80.3% of 2,604 departures left on time and 0.9% were cancelled, against 81.9% and 1.0% in March 2025.

Provenance

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