Flight DL511
Delta Air Lines flight DL511
Looking for DL511 in the air…
Cincinnati / Covington (CVG) to Orlando (MCO)
Historically, this flight arrives 15+ minutes late 13% of the time, and when it is late the delay averages 84 minutes. It was cancelled 1.7% of the time.
- On-time arrivals
- 87.1%
- Less than 15 minutes late
- Cancelled
- 1.7%
- Of scheduled flights
- Average delay when late
- 84 min
- Flights arriving 15+ minutes late
- Flights tracked
- 362
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 76%
- Air traffic control & airport 14%
- Late-arriving aircraft 8%
- Extreme weather 2%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Orlando (MCO) to Cincinnati / Covington (CVG)
Historically, this flight arrives 15+ minutes late 21% of the time, and when it is late the delay averages 84 minutes. It was cancelled 1.4% of the time.
- On-time arrivals
- 78.9%
- Less than 15 minutes late
- Cancelled
- 1.4%
- Of scheduled flights
- Average delay when late
- 84 min
- Flights arriving 15+ minutes late
- Flights tracked
- 362
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 52%
- Airline (crew, maintenance, cleaning) 32%
- Air traffic control & airport 13%
- Extreme weather 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Atlanta (ATL) to Charlotte (CLT)
Only 3 flights on record, which is too few for reliable odds.
- On-time arrivals
- 100.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- —
- Flights arriving 15+ minutes late
- Flights tracked
- 3
- Scheduled flights in the period
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Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 90.0% | 60 |
| October 2025 | 90.3% | 62 |
| November 2025 | 86.7% | 60 |
| December 2025 | 76.7% | 60 |
| January 2026 | 83.9% | 61 |
| February 2026 | 83.9% | 56 |
| March 2026 | 66.7% | 62 |
| April 2026 | 90.0% | 60 |
| May 2026 | 88.7% | 62 |
| June 2026 | 84.2% | 60 |
| July 2026 | 80.6% | 62 |
| August 2026 | 75.0% | 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