Flight DL959
Delta Air Lines flight DL959
Looking for DL959 in the air…
ATL → PBI
Historically, this flight arrives 15+ minutes late 27% of the time, and when it is late the delay averages 54 minutes. It was cancelled 1.2% of the time.
- On-time arrivals
- 73.5%
- Less than 15 minutes late
- Cancelled
- 1.2%
- Of scheduled flights
- Average delay when late
- 54 min
- Flights arriving 15+ minutes late
- Flights tracked
- 333
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 37%
- Air traffic control & airport 30%
- Late-arriving aircraft 30%
- Extreme weather 3%
- Security 1%
Share of delay minutes airlines attributed to each cause (BTS).
PBI → ATL
Historically, this flight arrives 15+ minutes late 21% of the time, and when it is late the delay averages 76 minutes. It was cancelled 1.1% of the time.
- On-time arrivals
- 79.0%
- Less than 15 minutes late
- Cancelled
- 1.1%
- Of scheduled flights
- Average delay when late
- 76 min
- Flights arriving 15+ minutes late
- Flights tracked
- 183
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 61%
- Airline (crew, maintenance, cleaning) 21%
- Air traffic control & airport 19%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Atlanta (ATL) to West Palm Beach (DJT)
Historically, this flight arrives 15+ minutes late 55% of the time, and when it is late the delay averages 76 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 45.2%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 76 min
- Flights arriving 15+ minutes late
- Flights tracked
- 31
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 40%
- Airline (crew, maintenance, cleaning) 31%
- Late-arriving aircraft 28%
- Extreme weather 1%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
West Palm Beach (DJT) to Atlanta (ATL)
Only 16 flights on record, which is too few for reliable odds.
- On-time arrivals
- 75.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 71 min
- Flights arriving 15+ minutes late
- Flights tracked
- 16
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 95%
- Airline (crew, maintenance, cleaning) 3%
- Air traffic control & airport 2%
- 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 | 85.7% | 42 |
| October 2025 | 76.6% | 47 |
| November 2025 | 76.9% | 40 |
| December 2025 | 68.8% | 50 |
| January 2026 | 67.4% | 47 |
| February 2026 | 73.8% | 42 |
| March 2026 | 67.8% | 59 |
| April 2026 | 80.0% | 60 |
| May 2026 | 80.0% | 62 |
| June 2026 | 91.4% | 36 |
| July 2026 | 61.3% | 31 |
| August 2026 | 55.3% | 47 |
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