Flight DL661
Delta Air Lines flight DL661
Looking for DL661 in the air…
Alerts at this flight's airports
Fort Lauderdale (FLL) to Cincinnati / Covington (CVG)
Historically, this flight arrives 15+ minutes late 28% of the time, and when it is late the delay averages 95 minutes. It was cancelled 1.6% of the time.
- On-time arrivals
- 71.7%
- Less than 15 minutes late
- Cancelled
- 1.6%
- Of scheduled flights
- Average delay when late
- 95 min
- Flights arriving 15+ minutes late
- Flights tracked
- 320
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 56%
- Airline (crew, maintenance, cleaning) 31%
- Air traffic control & airport 12%
- Extreme weather 2%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Cincinnati / Covington (CVG) to Fort Lauderdale (FLL)
Historically, this flight arrives 15+ minutes late 22% of the time, and when it is late the delay averages 86 minutes. It was cancelled 1.3% of the time.
- On-time arrivals
- 77.9%
- Less than 15 minutes late
- Cancelled
- 1.3%
- Of scheduled flights
- Average delay when late
- 86 min
- Flights arriving 15+ minutes late
- Flights tracked
- 313
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 48%
- Airline (crew, maintenance, cleaning) 30%
- Air traffic control & airport 14%
- Extreme weather 9%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Santa Ana (SNA) to Atlanta (ATL)
Only 16 flights on record, which is too few for reliable odds.
- On-time arrivals
- 73.3%
- Less than 15 minutes late
- Cancelled
- 6.2%
- Of scheduled flights
- Average delay when late
- 78 min
- Flights arriving 15+ minutes late
- Flights tracked
- 16
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 69%
- Airline (crew, maintenance, cleaning) 28%
- Air traffic control & airport 3%
- Extreme weather 0%
- 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 | 76.7% | 60 |
| October 2025 | 85.5% | 62 |
| November 2025 | 84.7% | 59 |
| December 2025 | 70.8% | 50 |
| January 2026 | 88.5% | 58 |
| February 2026 | 80.4% | 56 |
| March 2026 | 63.3% | 62 |
| April 2026 | 78.3% | 60 |
| May 2026 | 78.4% | 37 |
| June 2026 | 70.4% | 54 |
| July 2026 | 50.8% | 62 |
| August 2026 | 67.9% | 29 |
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