Dane County Regional-Truax Field in September 2023

83.7%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 September 2023, reporting carriers scheduled 982 domestic departures from Dane County Regional-Truax Field (MSN). 83.7% left less than 15 minutes late and 82.6% reached their destination on time; 1.8% were cancelled.

Nationally that month, 80.5% of flights departed on time and 80.1% arrived on time, so MSN departures were 3.2 points above the national departure figure.

Flights arriving at MSN that month were on time 81.0% of the time (983 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 51%, late-arriving aircraft 29% and national aviation system 17%.

On time 82.6%
Arrived 15+ minutes late 15.5%
Cancelled 1.8%
Diverted 0.1%

Every scheduled departure from MSN in September 2023, judged by arrival at the destination.

September 2023 against a year earlier, the airport's year and the nation

Measure	Sep 2023	Year earlier	MSN, 12 months to Jul 2026	All reported flights, Sep 2023
Departed on time	83.7%	—	79.6%	80.5%
Arrived on time	82.6%	—	76.5%	80.1%
Cancelled	1.8%	—	2.9%	1.2%
Average departure delay (late minutes only)	12.7 min	—	19.7 min	14.1 min
Scheduled departures a day	33	—	39	18,978
Scheduled departures	982	—	14,127	569,338

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
AA American Airlines	180	18%	77.8%	12.1 min	1.1%
DL Delta Air Lines	176	18%	93.2%	-2.5 min	0.0%
UA United Airlines	169	17%	84.0%	0.2 min	0.0%
YX Republic Airline	121	12%	78.5%	3.9 min	8.3%
OO SkyWest Airlines	111	11%	80.2%	6.4 min	0.9%
OH PSA Airlines	106	11%	76.4%	5.1 min	3.8%
9E Endeavor Air	86	9%	88.4%	-5.0 min	0.0%
F9 Frontier Airlines	29	3%	72.4%	-0.4 min	3.4%
MQ Envoy Air	4	0%	75.0%	3.3 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
MSN–ORD	Madison to Chicago	147	74.1%	11.6 min	0.7%
MSN–DEN	Madison to Denver	118	86.4%	-5.4 min	0.8%
MSN–DTW	Madison to Detroit	110	92.7%	-3.7 min	0.0%
MSN–MSP	Madison to Minneapolis	110	90.9%	-6.4 min	0.0%
MSN–ATL	Madison to Atlanta	88	92.0%	-0.9 min	0.0%
MSN–CLT	Madison to Charlotte	88	80.7%	5.8 min	0.0%
MSN–DFW	Madison to Dallas/Fort Worth	88	80.7%	15.0 min	2.3%
MSN–DCA	Madison to Washington	80	81.3%	2.0 min	2.5%
MSN–EWR	Madison to Newark	56	73.2%	4.6 min	12.5%
MSN–LGA	Madison to New York	42	83.3%	6.2 min	4.8%
MSN–PHX	Madison to Phoenix	30	66.7%	14.1 min	0.0%
MSN–PHL	Madison to Philadelphia	25	56.0%	12.4 min	12.0%

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), September 2023.

Delay causes

BTS cause category	Share of delay minutes	National, Sep 2023	Minutes
Air carrier	50.8%	36.4%	5,894
Late-arriving aircraft	28.7%	38.3%	3,323
National Aviation System	17.2%	19.9%	1,991
Extreme weather	3.3%	5.1%	387
Security	0.0%	0.2%	0

11,595 delay minutes on 152 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 September 2023?

83.7% of 982 scheduled domestic departures left less than 15 minutes late, and 82.6% reached their destination on time. The national figures that month were 80.5% and 80.1%.

How does that compare with a year earlier?

September 2022 is outside the 36 months on file, or the airport had too few reported flights that month.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for September 2023; 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.