Best Time to Fly DTW to ATW: On-Time Stats by Hour & Airline
Detroit Metro Wayne County → Appleton International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 76.2% of Detroit (DTW) to Appleton (ATW) flights arrived on time (1,069 scheduled flights). That is 1.4 points below the national average of 77.6%.
Among 2 airlines, Delta Air Lines led with 83.6% on time and SkyWest Airlines was last with 75.7%.
Over 24 months, Saturday was the most reliable day (85% on time) and December the worst month (63%).
The cancellation rate was 1.4% (US average 1.8%).
DTW to ATW on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Delta Air Lines | 83.6% | 47 min | 0.0% | 68 |
| SkyWest Airlines | 75.7% | 101 min | 1.5% | 1,001 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly DTW to ATW
On-time arrival % by scheduled departure hour (local time), 2,061 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 9am–10am | 64.8% | 0.0% | 54 |
| 10am–11am | 84.8% | 1.0% | 624 |
| 3pm–4pm | Limited data | 6 | |
| 4pm–5pm | 79.2% | 0.8% | 385 |
| 5pm–6pm | 68.3% | 1.0% | 296 |
| 6pm–7pm | Limited data | 1 | |
| 7pm–8pm | Limited data | 1 | |
| 8pm–9pm | 75.1% | 1.7% | 543 |
| 9pm–10pm | 77.3% | 0.7% | 151 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on DTW to ATW
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 55.6% | -23.1 pts | 0.0% | 38 |
| Christmas & New Year (Dec 20 - Jan 3) | 71.0% | -7.7 pts | 2.8% | 71 |
| Summer peak (Jun 15 - Aug 15) | 77.5% | -1.2 pts | 0.6% | 349 |
| All other days | 78.7% | — | 1.1% | 1,603 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).