Flight DL512
Delta Air Lines flight DL512
Looking for DL512 in the air…
Atlanta (ATL) to Dallas (DAL)
Historically, this flight arrives 15+ minutes late 16% of the time, and when it is late the delay averages 57 minutes. It was cancelled 1.1% of the time.
- On-time arrivals
- 84.3%
- Less than 15 minutes late
- Cancelled
- 1.1%
- Of scheduled flights
- Average delay when late
- 57 min
- Flights arriving 15+ minutes late
- Flights tracked
- 365
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 63%
- Air traffic control & airport 19%
- Late-arriving aircraft 16%
- Extreme weather 2%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Dallas (DAL) to Atlanta (ATL)
Historically, this flight arrives 15+ minutes late 30% of the time, and when it is late the delay averages 80 minutes. It was cancelled 1.1% of the time.
- On-time arrivals
- 69.7%
- Less than 15 minutes late
- Cancelled
- 1.1%
- Of scheduled flights
- Average delay when late
- 80 min
- Flights arriving 15+ minutes late
- Flights tracked
- 362
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 39%
- Airline (crew, maintenance, cleaning) 33%
- Air traffic control & airport 23%
- Extreme weather 5%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
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Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 78.0% | 60 |
| October 2025 | 80.6% | 62 |
| November 2025 | 71.7% | 60 |
| December 2025 | 87.7% | 59 |
| January 2026 | 68.3% | 62 |
| February 2026 | 82.1% | 56 |
| March 2026 | 74.1% | 62 |
| April 2026 | 78.0% | 60 |
| May 2026 | 72.9% | 62 |
| June 2026 | 79.7% | 60 |
| July 2026 | 72.1% | 62 |
| August 2026 | 79.0% | 62 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data