Dane County Regional-Truax Field in June 2025

77.6%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 1,036 domestic departures from Dane County Regional-Truax Field (MSN). 77.6% left less than 15 minutes late and 73.9% 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 MSN departures were 6.2 points above the national departure figure.

A year earlier, in June 2024, the airport had 1,051 departures with 77.8% leaving on time: a change of −0.2 points, with flights down 1%.

Flights arriving at MSN that month were on time 67.2% of the time (1,036 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 38%, late-arriving aircraft 32% and national aviation system 22%.

On time 73.9%
Arrived 15+ minutes late 23.9%
Cancelled 1.5%
Diverted 0.6%

Every scheduled departure from MSN 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	MSN, 12 months to Jul 2026	All reported flights, Jun 2025
Departed on time	77.6%	77.8%	79.6%	71.4%
Arrived on time	73.9%	74.8%	76.5%	70.3%
Cancelled	1.5%	1.2%	2.9%	1.6%
Average departure delay (late minutes only)	19.7 min	23.1 min	19.7 min	22.1 min
Scheduled departures a day	35	35	39	20,386
Scheduled departures	1,036	1,051	14,127	611,575

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	255	25%	76.9%	13.4 min	0.8%
YX Republic Airline	209	20%	75.1%	8.9 min	1.0%
DL Delta Air Lines	158	15%	88.0%	-5.3 min	0.6%
AA American Airlines	151	15%	67.5%	18.0 min	3.3%
OH PSA Airlines	103	10%	67.0%	13.5 min	3.9%
MQ Envoy Air	85	8%	57.6%	25.6 min	1.2%
UA United Airlines	64	6%	78.1%	9.5 min	1.6%
F9 Frontier Airlines	11	1%	36.4%	61.5 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
MSN–ORD	Madison to Chicago	254	71.7%	10.2 min	0.8%
MSN–MSP	Madison to Minneapolis	130	82.3%	13.4 min	0.8%
MSN–DEN	Madison to Denver	97	66.0%	29.5 min	1.0%
MSN–DFW	Madison to Dallas/Fort Worth	90	56.7%	31.5 min	3.3%
MSN–DCA	Madison to Washington	89	71.9%	14.3 min	1.1%
MSN–DTW	Madison to Detroit	86	89.5%	-3.6 min	0.0%
MSN–ATL	Madison to Atlanta	84	84.5%	-8.9 min	1.2%
MSN–CLT	Madison to Charlotte	84	72.6%	3.6 min	4.8%
MSN–LGA	Madison to New York	36	75.0%	7.0 min	2.8%
MSN–EWR	Madison to Newark	30	80.0%	2.3 min	0.0%
MSN–PHX	Madison to Phoenix	30	80.0%	2.7 min	0.0%
MSN–PHL	Madison to Philadelphia	26	53.8%	43.8 min	7.7%

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	37.7%	31.6%	7,831
Late-arriving aircraft	31.8%	40.6%	6,599
National Aviation System	21.7%	20.9%	4,509
Extreme weather	8.8%	6.9%	1,833
Security	0.0%	0.2%	1

20,773 delay minutes on 248 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 MSN on time in June 2025?

77.6% of 1,036 scheduled domestic departures left less than 15 minutes late, and 73.9% 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, 77.8% of 1,051 departures left on time and 1.2% were cancelled, against 77.6% 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 MSN · methodology · corrections.