Best Time to Fly ATW to ATL: On-Time Stats by Hour & Airline
Appleton International → Hartsfield-Jackson Atlanta International
Data through July 2026 · Last updated October 18, 2026
366 flights were scheduled from Appleton (ATW) to Atlanta (ATL) in the last 12 months, and 82.6% of those that flew arrived on time, 5.0 points above the US average of 77.6%.
Delta Air Lines was the only reporting airline with regular flights on this route.
Over 24 months, Saturday was the most reliable day (90% on time) and January the worst month (54%).
The cancellation rate was 2.2% (US average 1.8%).
ATW to ATL 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 | 82.6% | 111 min | 2.2% | 366 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly ATW to ATL
On-time arrival % by scheduled departure hour (local time), 737 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 84.3% | 1.9% | 728 |
| 10am–11am | Limited data | 3 | |
| 11am–12pm | Limited data | 1 | |
| 12pm–1pm | Limited data | 2 | |
| 1pm–2pm | Limited data | 3 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on ATW to ATL
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) | Limited data | 12 | ||
| Christmas & New Year (Dec 20 - Jan 3) | Limited data | 30 | ||
| Summer peak (Jun 15 - Aug 15) | 96.8% | +13.7 pts | 0.8% | 126 |
| All other days | 83.1% | — | 2.1% | 569 |
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).