Appleton (ATW) to Chicago (ORD): On-Time Performance
Data through July 2026
The biggest risk when flying ATW to ORD isn't a late arrival — it's not departing at all. 3.3% of scheduled flights on this route were cancelled, several times the typical US rate. When flights do go, 71% land on time, below the national average of 78%. Envoy Air has been the safer pick, arriving on time 77% of the time.
- On-time
- 71%
- arrived <15 min late
- Avg delay
- 26 min
- completed flights
- Cancelled
- 3.3%
- Flights/day
- 6.7
- last 12 months
- Duration
- 1h 23m
- scheduled
- Distance
- 160 mi
Best airline from ATW to ORD
2 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Envoy Airmost reliable | 77% | 16 min | 2.8% | 1,619 |
| SkyWest Airlines | 68% | 30 min | 3.5% | 3,257 |
Monthly on-time trend
Best time to fly from ATW to ORD
Aim for departures around 5 a.m. (90% on-time); avoid 7 p.m. departures (47%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 68% | 26 min |
| Tuesday | 75% | 22 min |
| Wednesday | 70% | 26 min |
| Thursday | 72% | 25 min |
| Friday | 67% | 27 min |
| Saturdaybest | 76% | 23 min |
| Sunday | 68% | 31 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft35%
- Airline operations37%
- National airspace system24%
- Weather5%
Frequently asked questions
- How often are flights from ATW to ORD delayed?
- 29% of ATW–ORD flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 26 minutes.
- Which airline is most reliable from ATW to ORD?
- Envoy Air has the best on-time record on this route at 77%, based on 1,619 flights. 2 airlines flew ATW–ORD frequently enough to compare in this period.
- What is the best time of day to fly from ATW to ORD?
- Departures around 5 a.m. have the best record (90% on-time), while departures around 7 p.m. have the worst (47%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from ATW to ORD?
- The scheduled ATW–ORD flight time averages 1h 23m over 160 miles. Actual arrival times vary — flights on this route land 15+ minutes late 29% of the time.
- How often are ATW to ORD flights cancelled?
- 3.3% of scheduled flights on this route were cancelled between 2024-07 and 2026-07 — several times the typical US rate, so consider earlier departures or backup options.
- What is the worst month to fly from ATW to ORD?
- December 2025 was the roughest month in this dataset, with only 60% of arrivals on time. The best was October 2024 at 83%. If your dates are flexible, that 22-point gap is worth planning around.
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Based on 4,876 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.