Flight DL1514
Delta Air Lines flight DL1514
Looking for DL1514 in the air…
New York (JFK) to Miami (MIA)
Historically, this flight arrives 15+ minutes late 23% of the time, and when it is late the delay averages 64 minutes. It was cancelled 3.0% of the time.
- On-time arrivals
- 77.0%
- Less than 15 minutes late
- Cancelled
- 3.0%
- Of scheduled flights
- Average delay when late
- 64 min
- Flights arriving 15+ minutes late
- Flights tracked
- 364
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 44%
- Airline (crew, maintenance, cleaning) 41%
- Late-arriving aircraft 12%
- Extreme weather 4%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Miami (MIA) to New York (JFK)
Historically, this flight arrives 15+ minutes late 31% of the time, and when it is late the delay averages 94 minutes. It was cancelled 4.3% of the time.
- On-time arrivals
- 69.1%
- Less than 15 minutes late
- Cancelled
- 4.3%
- Of scheduled flights
- Average delay when late
- 94 min
- Flights arriving 15+ minutes late
- Flights tracked
- 254
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 39%
- Late-arriving aircraft 29%
- Airline (crew, maintenance, cleaning) 28%
- Extreme weather 3%
- 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 | 79.3% | 30 |
| October 2025 | 74.2% | 31 |
| November 2025 | 79.3% | 30 |
| December 2025 | 64.1% | 41 |
| January 2026 | 70.0% | 62 |
| February 2026 | 57.7% | 56 |
| March 2026 | 78.0% | 62 |
| April 2026 | 88.3% | 60 |
| May 2026 | 90.3% | 62 |
| June 2026 | 80.0% | 60 |
| July 2026 | 63.0% | 62 |
| August 2026 | 60.0% | 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