Airport · ATW · Appleton, Wisconsin

Appleton, WI

Appleton, WI posts below-median on-time performance among the 382 tracked U.S. airports, as a mid-size U.S. airport. According to the U.S. DOT Bureau of Transportation Statistics, drawn from 63,493 flights (2020–2025); its biggest delay driver is carrier.

Compiled by PlainFlights Editorial, Flight Performance Editorial Team

Data updated 2026-06-13

82.3%
On-time: Top 63%
on-time, US airports: 88 min
Delay when late: 0.97%
Cancelled

Key Performance Metrics

Total Flights

63,493

Best Month

Oct 93.8%

Worst Month

Dec 89.3%

Delayed

11,237

Cancelled

618

60-65%

1
65-70%

4
70-75%

9
75-80%

48
80-85%

192
85-90%

116
90-95%

12

What this shows ATW is marked in the 80-85% band.

Delay Cause Breakdown

Top delay cause: Carrier. Total delay minutes: 517,486.

Late Aircraft 18.9% (97,566 min)

Carrier 51.1% (264,297 min)

NAS (National Aviation System) 17.4% (89,886 min)

Weather 12.7% (65,492 min)

Security 0.0% (245 min)

Seasonal Performance Patterns

Monthly averages across all years of data. Best month: October (93.8% on-time). Most delays: December (89.3% on-time).

Month	Avg Flights	Avg Delayed	Avg Cancelled	On-Time %
December	941	214	18	89.3%
November	892	143	8	92.6%
October	912	125	2	93.8%
September	838	115	1	93.6%
August	908	150	6	93%
July	956	211	6	90.8%
June	882	178	4	91.7%
May	855	137	8	93.7%
April	857	129	17	93.5%
March	954	174	16	92.1%
February	780	137	7	92.1%
January	807	162	11	91%

Year-Over-Year Performance

Annual flight volume and on-time trends at ATW.

Year	Flights	Delayed	Cancelled	On-Time %
2025	14,801	1,387	90	90.6%
2024	12,522	1,097	115	91.2%
2023	9,833	761	52	92.3%
2022	9,257	778	88	91.6%
2021	10,108	659	63	93.5%
2020	6,972	234	210	96.6%

Cancellation & Diversion Analysis

Flight disruption statistics for Appleton, WI.

Cancellation Rate

0.97%

618 of 63,493 flights

Diversion Rate

0.07%

44 of 63,493 flights

Delay Rate

17.7%

11,237 of 63,493 flights

Monthly Performance

Recent 24 months of flight data.

Period	Flights	Dep Delayed	Arr Delayed	Cancelled	Diverted
Dec 2025	1,234	188	223	12	2
Nov 2025	1,188	101	110	30	1
Oct 2025	1,242	89	100	1	1
Sep 2025	1,019	63	77	0	1
Aug 2025	1,187	82	123	10	2
Jul 2025	1,450	171	218	7	1
Jun 2025	1,387	135	200	4	0
May 2025	1,325	92	137	1	2
Apr 2025	1,272	93	117	3	2
Mar 2025	1,291	160	178	10	0
Feb 2025	1,088	105	119	5	1
Jan 2025	1,118	108	126	7	0
Dec 2024	1,211	141	152	40	3
Nov 2024	1,109	90	97	5	0
Oct 2024	1,126	62	74	5	1
Sep 2024	1,020	82	95	0	0
Aug 2024	1,006	90	113	2	1
Jul 2024	1,064	99	144	13	1
Jun 2024	1,040	117	126	6	2
May 2024	1,064	97	144	6	1
Apr 2024	1,030	70	95	5	1
Mar 2024	1,060	80	96	3	0
Feb 2024	870	64	75	3	0
Jan 2024	922	105	133	27	0

Top Routes from ATW

Busiest routes to and from Appleton, WI.

Route	Flights	On-Time	Distance
ATW (Appleton) → ORD (Chicago)	7,968	78.4%	160 mi
ORD (Chicago) → ATW (Appleton)	7,968	77.8%	160 mi
ATW (Appleton) → MSP (Minneapolis)	5,714	85.4%	236 mi
MSP (Minneapolis) → ATW (Appleton)	5,710	85.6%	236 mi
DTW (Detroit) → ATW (Appleton)	5,201	84.7%	296 mi
ATW (Appleton) → DTW (Detroit)	5,199	85.1%	296 mi
ATL (Atlanta) → ATW (Appleton)	1,967	86.7%	765 mi
ATW (Appleton) → ATL (Atlanta)	1,967	88.6%	765 mi
DEN (Denver) → ATW (Appleton)	1,872	70.9%	883 mi
ATW (Appleton) → DEN (Denver)	1,869	76.6%	883 mi
CLT (Charlotte) → ATW (Appleton)	1,340	78.1%	742 mi
ATW (Appleton) → CLT (Charlotte)	1,312	87%	742 mi
ATW (Appleton) → DFW (Dallas/Fort Worth)	525	86.3%	908 mi
DFW (Dallas/Fort Worth) → ATW (Appleton)	525	78.5%	908 mi

Airports With a Similar On-Time Rate

Other U.S. airports nationwide whose on-time rate is closest to Appleton, WI's 82.3%.

Milwaukee, WI

82.3% on-time 299,952 flights

Ontario, CA

82.3% on-time 272,856 flights

Oklahoma City, OK

82.3% on-time 248,285 flights

Bozeman, MT

82.3% on-time 117,386 flights

Manchester, NH

82.3% on-time 69,564 flights

Atlantic City, NJ

82.3% on-time 34,258 flights

Other Airports in Wisconsin

Compare performance with other Wisconsin airports.

MKE 82.3%

Milwaukee, WI

Milwaukee · 299,952 flights

MSN 83.1%

Madison, WI

Madison · 127,239 flights

GRB 85.5%

Green Bay, WI

Green Bay · 48,314 flights

CWA 87.4%

Mosinee, WI

Mosinee · 16,116 flights

LSE 87%

La Crosse, WI

La Crosse · 13,386 flights

RHI 87.3%

Rhinelander, WI

Rhinelander · 9,618 flights

EAU 84.5%

Eau Claire, WI

Eau Claire · 5,152 flights

Keep exploring

More flight data around Appleton, WI.

Wisconsin flight data

Statewide on-time and delay aggregates, plus every reporting airport in Wisconsin.

View WI data →

Airport rankings

See where ATW sits among U.S. airports on on-time rate and average delay.

Best on-time airports →

Compare airports

Put ATW head-to-head with another airport on delays and reliability.

Open comparison tool →

What the Data Says About ATW

Appleton, WI in Appleton, Wisconsin handled 63,493 flights in the Bureau of Transportation Statistics dataset between 2020 and 2025, posting a 82.3% on-time departure rate. Of those flights, 11,237 experienced delays, 618 were cancelled, and 44 were diverted. The cancellation rate works out to 0.97%, the diversion rate to 0.07%, and the average delay when departures run late is 88.2 minutes. These figures are the baseline for comparing ATW against other airports in the same state and nationally.

Breaking down what drives delays at ATW, Carrier leads the pack. Carrier accounts for 51.1% of total delay minutes, followed by Late Aircraft at 18.9% and NAS (National Aviation System) at 17.4%. Weather contributes 12.7% of delay minutes at this airport, while security holds the smallest share at 0.0%. Travelers often overestimate the weather share; the BTS categorization shows late-arriving aircraft and carrier operations as the larger contributors.

Seasonally, October runs the cleanest at ATW with a 93.8% on-time rate, while December is the roughest at 89.3% - a 5-point swing between best and worst month. Volume peaks in July, when average flights hit 956. The busiest route connecting ATW is to ORD (Chicago), with 7,968 flights at a 78.4% on-time rate. Combine these numbers - 82.3% on-time, 88.2-minute average delay, 0.97% cancellation rate, and you have a concrete picture of departure reliability at Appleton, WI.

Frequently Asked Questions

What is the on-time performance rate at Appleton, WI (ATW)? ▼

Appleton, WI has an overall on-time departure rate of 82.3%. Out of 63,493 total flights tracked, 11,237 experienced delays and 618 were cancelled.

What is the most common cause of delays at ATW? ▼

The top delay cause at Appleton, WI is Carrier. Carrier accounts for 51.1% of all delay minutes.

What is the average delay time at ATW? ▼

The average delay at Appleton, WI is 88.2 minutes. This includes delays from carrier issues, weather, National Aviation System constraints, security, and late-arriving aircraft.

What is the best month to fly from ATW? ▼

Based on historical data, October has the best on-time performance at ATW with 93.8% of flights departing on time.

What is the worst month for delays at ATW? ▼

December tends to have the most delays at ATW, with an on-time rate of only 89.3%.

How many routes operate from ATW? ▼

Appleton, WI serves at least 14 routes. The busiest route is ATW to ORD (Appleton - Chicago) with 7,968 flights.

What is the cancellation rate at ATW? ▼

Appleton, WI has a cancellation rate of 0.97%, based on 618 cancelled flights out of 63,493 total flights tracked.

Flight Guides

Data-driven guides to help you understand airport and flight performance.

Best & Worst Airlines for On-Time Performance

Which carriers consistently outperform peers

Why Flights Get Cancelled

Cancellation causes broken down by data

How to Choose Reliable Flight Routes

Use delay data to pick flights that arrive on time

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Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data (2020–2025). Statistics reflect cumulative performance across all available reporting periods. On-time rates exclude cancelled and diverted flights.

Read our methodology - how this data is sourced, computed, and verified.

Using ATW's data

An airport-level on-time rate is a starting point, not a guarantee for your specific flight.

Check the busiest route from ATW before you book a connection. See top routes
Travel in October rather than December if your dates are flexible. Seasonal patterns
Scores vary by airline and route within the same airport; check the specific carrier you're flying. Browse airlines

On-time rate reflects the BTS historical average across all reporting carriers at this airport, not any single flight or airline.

All airports → | Rankings →

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights Editorial

Source: U.S. Bureau of Transportation Statistics (BTS) Airline on-time performance and operational reliability · 2025 Accessed 2026-07-23

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. Airport figures are computed directly from BTS On-Time Performance data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.