Best Time to Fly HPN to ATL: On-Time Stats by Hour & Airline
Westchester County → Hartsfield-Jackson Atlanta International
Data through July 2026 · Last updated October 18, 2026
717 flights were scheduled from White Plains (HPN) to Atlanta (ATL) in the last 12 months, and 82.2% of those that flew arrived on time, 4.5 points above the US average of 77.6%.
Delta Air Lines was the only reporting airline with regular flights on this route.
October has been the best month (90% on time) and Sunday the weakest day of the week (77%).
3.1% of flights were cancelled, versus 1.8% nationally.
HPN 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 | 82.2% | 94 min | 3.1% | 717 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly HPN to ATL
On-time arrival % by scheduled departure hour (local time), 2,057 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | 90.6% | 2.1% | 724 |
| 10am–11am | 92.5% | 0.0% | 94 |
| 12pm–1pm | 77.6% | 1.7% | 722 |
| 3pm–4pm | 86.8% | 2.6% | 194 |
| 4pm–5pm | 81.0% | 0.7% | 148 |
| 6pm–7pm | 80.0% | 2.9% | 175 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on HPN 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) | 81.2% | -4.3 pts | 0.0% | 49 |
| Christmas & New Year (Dec 20 - Jan 3) | 79.2% | -6.3 pts | 1.3% | 78 |
| Summer peak (Jun 15 - Aug 15) | 78.6% | -6.9 pts | 3.3% | 304 |
| All other days | 85.5% | — | 1.7% | 1,626 |
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).