Historical on-time performance
Appleton to Chicago
160 miData through May 2026Source: US DOT · BTS
Flights on ATW–ORD arrive on time 66% of the time over the last 12 months.
On-time rate66%arrived within 15 min
p90 delay90 min1 in 10 flights is worse (tail risk)
Cancelled4.3%of scheduled flights
based on 2,620 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Envoy AirbestOn-time74%Medianon timep9055 minCancel3.2%Flights1,170
- SkyWest AirlinesOn-time60%Medianon timep90110 minCancel5.2%Flights1,450
Why flights run late
Delay causes
- Airline34%
- Weather5%
- Air traffic (NAS)27%
- Late aircraft35%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather77%
- Air traffic (NAS)23%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 113 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly ATW → ORD
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 78% on time.
- Mornings78% on time · p90 50 min · 2,526 flights
- Middays71% on time · p90 85 min · 1,380 flights
- Afternoons67% on time · p90 85 min · 1,407 flights
- Evenings55% on time · p90 95 min · 1,123 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 65% to 74% on time.
- Saturdays74% on time · p90 60 min · 880 flights
- Thursdays72% on time · p90 65 min · 933 flights
- Tuesdays72% on time · p90 75 min · 907 flights
- Wednesdays70% on time · p90 90 min · 912 flights
- Fridays69% on time · p90 75 min · 950 flights
- Mondays69% on time · p90 75 min · 941 flights
- Sundays65% on time · p90 90 min · 934 flights
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