Appleton International in December 2024

70.1%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 December 2024, reporting carriers scheduled 605 domestic departures from Appleton International (ATW). 70.1% left less than 15 minutes late and 63.8% reached their destination on time; 6.6% were cancelled.

Nationally that month, 77.8% of flights departed on time and 78.1% arrived on time, so ATW departures were 7.7 points below the national departure figure.

A year earlier, in December 2023, the airport had 476 departures with 85.7% leaving on time: a change of −15.6 points, with flights up 27%.

Flights arriving at ATW that month were on time 67.8% of the time (606 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 50%, extreme weather 25% and national aviation system 13%.

On time 63.8%
Arrived 15+ minutes late 29.1%
Cancelled 6.6%
Diverted 0.5%

Every scheduled departure from ATW in December 2024, judged by arrival at the destination.

December 2024 against a year earlier, the airport's year and the nation

Measure	Dec 2024	Dec 2023	ATW, 12 months to Jul 2026	All reported flights, Dec 2024
Departed on time	70.1%	85.7%	78.0%	77.8%
Arrived on time	63.8%	80.7%	75.6%	78.1%
Cancelled	6.6%	0.6%	2.7%	0.7%
Average departure delay (late minutes only)	29.9 min	17.9 min	21.3 min	16.6 min
Scheduled departures a day	20	16	21	19,686
Scheduled departures	605	476	7,698	590,581

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	354	59%	60.5%	23.3 min	7.1%
G4 Allegiant Air	148	24%	66.2%	33.4 min	6.8%
MQ Envoy Air	84	14%	71.4%	7.7 min	6.0%
DL Delta Air Lines	19	3%	73.7%	13.5 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
ATW–ORD	Appleton to Chicago	177	59.3%	23.4 min	7.3%
ATW–DTW	Appleton to Detroit	78	66.7%	19.7 min	6.4%
ATW–MSP	Appleton to Minneapolis	78	55.1%	27.6 min	9.0%
ATW–ATL	Appleton to Atlanta	31	64.5%	27.4 min	3.2%
ATW–CLT	Appleton to Charlotte	31	77.4%	0.0 min	6.5%
ATW–DEN	Appleton to Denver	31	64.5%	12.1 min	3.2%
ATW–DFW	Appleton to Dallas/Fort Worth	31	77.4%	4.4 min	3.2%
ATW–PGD	Appleton to Punta Gorda	29	51.7%	21.2 min	10.3%
ATW–SFB	Appleton to Sanford	28	64.3%	23.8 min	7.1%
ATW–PIE	Appleton to St. Petersburg	26	76.9%	4.5 min	7.7%
ATW–AZA	Appleton to Phoenix	22	59.1%	106.9 min	4.5%
ATW–LAS	Appleton to Las Vegas	12	66.7%	25.7 min	8.3%

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), December 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Dec 2024	Minutes
Air carrier	49.9%	34.3%	8,641
Late-arriving aircraft	12.2%	40.2%	2,105
National Aviation System	13.4%	17.8%	2,322
Extreme weather	24.5%	7.5%	4,250
Security	0.0%	0.2%	0

17,318 delay minutes on 176 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 ATW on time in December 2024?

70.1% of 605 scheduled domestic departures left less than 15 minutes late, and 63.8% reached their destination on time. The national figures that month were 77.8% and 78.1%.

How does that compare with a year earlier?

In December 2023, 85.7% of 476 departures left on time and 0.6% were cancelled, against 70.1% and 6.6% in December 2024.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for December 2024; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for ATW · methodology · corrections.