ATL to DAY flight delays & on-time performance
Nonstop flights from Hartsfield Jackson Atlanta International Airport to James M. Cox Dayton International Airport · 432 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at ATL or DAY right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Atlanta (ATL) to Dayton (DAY) arrived on time 85% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 1.9% were cancelled, and 5% arrived an hour or more late.
- Delta Air Lines is the only airline reporting nonstop flights on this route.
- Departures scheduled around 11am did best (94% on time); around 4pm did worst (80%).
- Saturday was the most reliable day to fly (89% on time) and Monday the least (81%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (54%).
Which airline is most on time from ATL to DAY?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Delta Air Lines | 85% | 1.9% | 9 min | 4.7% | 1,402 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 8am91%114 flights
- 9am88%229 flights
- 11am94%82 flights
- 12pm85%159 flights
- 1pm83%105 flights
- 2pm86%59 flights
- 4pm80%273 flights
- 9pm86%229 flights
- 10pm82%117 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday81%1.9% cancelled
- Tuesday85%0.5% cancelled
- Wednesday89%0.0% cancelled
- Thursday85%1.0% cancelled
- Friday85%2.9% cancelled
- Saturday89%3.0% cancelled
- Sunday82%4.4% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Airline (crew, maintenance, cleaning, fueling)54%
- Late-arriving aircraft30%
- Air traffic control & airport congestion12%
- Extreme weather5%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)78%
- Extreme weather22%
- Air traffic control & airport congestion0%
- Security0%
ATL to DAY: common questions
- How often are ATL to DAY flights on time?
- 85% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Atlanta to Dayton cancelled?
- 1.9% of scheduled flights were cancelled (27 of 1,402).
- How long are typical delays?
- Across all flights the average arrival delay was 9 min (early arrivals count as zero). Flights that were late arrived 54 min behind schedule on average, and 4.7% of flights were an hour or more late.
- How long is taxi time at ATL?
- Flights on this route spent 14 min taxiing from the gate to takeoff on average.
Related routes
Return trip: DAY to ATL — 89% on time
More flights from Atlanta
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: ATL → DAY, nonstop flights by US airlines that report to the DOT. How we calculate this.