Appleton International (ATW) Delays and On-Time Departures
Appleton, WI · ranked 183rd of 333 airports for on-time departures
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, Appleton (ATW) had 7,698 scheduled departures and 80.1% of them left on time (US average 77.4%).
That ranks 183rd of 333 US airports tracked on this site, with 2.6% of departures cancelled.
Among airlines at Appleton (ATW), Delta Air Lines left on time most often (86.9%).
Over 24 months, Saturday was the most reliable day (82% on time) and December the worst month (72%).
Best time of day to fly out of Appleton (ATW)
On-time departure % by scheduled departure hour (local time), last 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 90.3% | 1.9% | 1,195 |
| 6am–7am | 88.1% | 1.7% | 2,761 |
| 7am–8am | 88.7% | 1.4% | 1,406 |
| 8am–9am | 83.5% | 1.5% | 1,345 |
| 9am–10am | 82.7% | 1.9% | 535 |
| 10am–11am | 82.0% | 1.6% | 384 |
| 11am–12pm | 78.8% | 1.1% | 1,048 |
| 12pm–1pm | 76.7% | 2.1% | 820 |
| 1pm–2pm | 72.2% | 2.0% | 458 |
| 2pm–3pm | 74.2% | 2.5% | 692 |
| 3pm–4pm | 72.9% | 1.8% | 1,052 |
| 4pm–5pm | 73.0% | 1.4% | 1,184 |
| 5pm–6pm | 72.9% | 3.6% | 1,097 |
| 6pm–7pm | 71.2% | 3.4% | 766 |
| 7pm–8pm | 60.0% | 7.2% | 97 |
| 8pm–9pm | 81.8% | 13.2% | 38 |
| 9pm–10pm | Limited data | 20 | |
Airlines at ATW ranked by on-time departures
Last 12 months. Airlines with fewer than 30 departures are marked “limited data”.
| Airline | On-time departures | On-time arrivals | Cancelled | Departures |
|---|---|---|---|---|
| Delta Air Lines | 86.9% | 83.3% | 1.8% | 434 |
| United Airlines | 84.5% | 88.7% | 0.0% | 71 |
| Envoy Air | 84.0% | 81.8% | 2.8% | 1,819 |
| Allegiant Air | 82.0% | 82.3% | 1.3% | 1,722 |
| SkyWest Airlines | 76.4% | 72.7% | 3.2% | 3,469 |
| PSA Airlines | 74.0% | 72.8% | 5.5% | 183 |
80%+ good 70–79.9% fair <70% poor
Best day to fly out of ATW
On-time departures by day, 24 months.
Best month to fly out of ATW
On-time departures by month, 24 months.
Holiday travel at Appleton (ATW)
On-time departures during holiday periods compared with all other days, last 24 months.
| Period | On-time departures | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 70.6% | -10.9 pts | 4.8% | 293 |
| Christmas & New Year (Dec 20 - Jan 3) | 71.8% | -9.7 pts | 4.8% | 608 |
| Summer peak (Jun 15 - Aug 15) | 80.2% | -1.3 pts | 1.0% | 2,605 |
| All other days | 81.5% | — | 2.0% | 11,392 |
Monthly on-time departure trend at ATW
On-time departure % each month, with the 12-month US average for reference.
Routes from Appleton (ATW)
Every route from ATW with its own page, by number of flights (last 12 months, on-time arrivals).
| To | On time | Cancelled | Flights |
|---|---|---|---|
| ATW → Chicago (ORD) | 71.1% | 4.7% | 2,430 |
| ATW → Detroit (DTW) | 79.3% | 1.4% | 1,069 |
| ATW → Minneapolis (MSP) | 73.9% | 1.9% | 919 |
| ATW → Dallas/Fort Worth (DFW) | 89.2% | 1.6% | 426 |
| ATW → Denver (DEN) | 81.6% | 1.0% | 411 |
| ATW → Charlotte (CLT) | 81.8% | 3.8% | 394 |
| ATW → Atlanta (ATL) | 82.6% | 2.2% | 366 |
| ATW → Phoenix (AZA) | 81.1% | 0.8% | 262 |
| ATW → Sanford (SFB) | 76.9% | 1.2% | 254 |
| ATW → Punta Gorda (PGD) | 85.7% | 2.1% | 243 |
| ATW → St. Petersburg (PIE) | 78.2% | 1.1% | 182 |
| ATW → Las Vegas (LAS) | 80.6% | 0.6% | 171 |