Flight Reliability
DL 3167 · Delta Air Lines
Atlanta → Dayton (ATL–DAY)84% of its flights flew this route. The rest (DTW–MSN) are included in these numbers.
- 86%
- Arrive within 15 minutes
- 0 min
- Average arrival delay
- 1.6%
- Cancelled
- 8 min early
- Median arrival delay
Based on 184 historical flights. Data through May 2026.
What the data says
6–9 PM has a slight edge.
Departures between 6–9 PM arrived on time 90% of the time, against 85% between 9 PM–12 AM.
Friday is doing you no favors.
DL 3167 arrived on time 93% of the time on Wednesdays and just 76% on Fridays. That gap is worth planning around.
A bit ahead of the Delta Air Lines network.
DL 3167 arrived on time 86% of the time, versus 81% across the Delta Air Lines network.
Recent months have been rougher.
DL 3167 arrived on time 81% of the time over the last three months in the data, compared with 94% in the three months before that.
The breakdown
- Mon78%(27 flights)
- Tue89%(27 flights)
- Wed93%(27 flights)
- Thu85%(27 flights)
- Fri76%(25 flights)
- Sat88%(25 flights)
- Sun91%(23 flights)
- 6–9 PM90%(30 flights)
- 9 PM–12 AM85%(151 flights)
Oct 92% → May 77% on time
| Month | On-time percentage | Flights |
|---|---|---|
| October 2025 | 92% | 24 |
| January 2026 | 100% | 26 |
| February 2026 | 89% | 27 |
| March 2026 | 73% | 30 |
| April 2026 | 93% | 30 |
| May 2026 | 77% | 31 |
- Departures on time
- 85%
- Diverted
- 0%
- Flights flown
- 181
- Months covered
- 8
Same route, other flights
Keep nerding
Based on 184 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.