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WanderNerd

Airport Reliability

ATW · Appleton

Appleton, WI (ATW)

80%
Departures within 15 minutes
17 min
Average departure delay
74%
Arrivals within 15 minutes
2.4%
Departures cancelled

Based on 8,815 departures and 8,814 arrivals. Data through May 2026.

What the data says

Morning flights do better here.

Departures from ATW departing between 3–6 AM arrived on time 85% of the time, versus 65% between 3–6 PM.

Saturday comes out ahead.

A small edge: 79% on time on Saturdays against 73% on Mondays.

Ticking up lately.

Departures from ATW arrived on time 77% of the time over the last three months in the data, compared with 70% in the three months before that.

When ATW gets messy

On-time by departure window
  • 3–6 AM85%(518 flights)
  • 6–9 AM84%(3190 flights)
  • 9 AM–12 PM79%(1129 flights)
  • 12–3 PM72%(1347 flights)
  • 3–6 PM65%(1718 flights)
  • 6–9 PM66%(670 flights)
  • 9 PM–12 AM73%(15 flights)
On-time by weekday
  • Mon73%(1291 flights)
  • Tue78%(1091 flights)
  • Wed76%(1136 flights)
  • Thu78%(1298 flights)
  • Fri74%(1306 flights)
  • Sat79%(1164 flights)
  • Sun76%(1301 flights)
On-time trend by month
82%
May

Jun 77% → May 82% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202577%690
July 202574%717
August 202581%643
September 202583%642
October 202581%716
November 202577%671
December 202565%710
January 202669%708
February 202678%692
March 202672%778
April 202677%802
May 202682%818

Airlines departing ATW

Based on 8,815 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.