Dayton (DAY) to Atlanta (ATL): On-Time Performance
Data through July 2026
The calendar drives reliability on DAY–ATL. October 2024 flights landed on schedule 100% of the time, but July 2026 dropped to 75% — a gap of 25 points. Across the full period the route averages 89% on-time against a national 78%. Morning departures also hold up better than evening ones (92% vs 82%), which matters most in the rough months.
- On-time
- 89%
- arrived <15 min late
- Avg delay
- 11 min
- completed flights
- Cancelled
- 1.7%
- Flights/day
- 3.8
- last 12 months
- Duration
- 1h 46m
- scheduled
- Distance
- 432 mi
Monthly on-time trend
Best time to fly from DAY to ATL
Aim for departures around 1 p.m. (94% on-time); avoid 7 p.m. departures (80%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 89% | 9 min |
| Tuesday | 88% | 13 min |
| Wednesday | 90% | 8 min |
| Thursdaybest | 90% | 6 min |
| Friday | 90% | 13 min |
| Saturday | 90% | 14 min |
| Sunday | 87% | 17 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft38%
- Airline operations45%
- National airspace system12%
- Weather6%
Frequently asked questions
- How often are flights from DAY to ATL delayed?
- 11% of DAY–ATL 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 11 minutes.
- What is the best time of day to fly from DAY to ATL?
- Departures around 1 p.m. have the best record (94% on-time), while departures around 7 p.m. have the worst (80%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from DAY to ATL?
- The scheduled DAY–ATL flight time averages 1h 46m over 432 miles. Actual arrival times vary — flights on this route land 15+ minutes late 11% of the time.
- How often are DAY to ATL flights cancelled?
- 1.7% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, slightly above the national rate of 1.6%.
- What is the worst month to fly from DAY to ATL?
- July 2026 was the roughest month in this dataset, with only 75% of arrivals on time. The best was October 2024 at 100%. If your dates are flexible, that 25-point gap is worth planning around.
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Based on 2,842 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.