Flight DL315
Delta Air Lines flight DL315
Looking for DL315 in the air…
Alerts at this flight's airports
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Advisory Coastal Flood Statement FLL
COASTAL FLOOD STATEMENT NOW IN EFFECT THROUGH THURSDAY EVENING
Weather
Atlanta (ATL) to Jackson (JAC)
Historically, this flight arrives 15+ minutes late 26% of the time, and when it is late the delay averages 60 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 73.6%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 60 min
- Flights arriving 15+ minutes late
- Flights tracked
- 121
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 49%
- Air traffic control & airport 35%
- Late-arriving aircraft 14%
- Extreme weather 2%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Boston (BOS) to Fort Lauderdale (FLL)
Historically, this flight arrives 15+ minutes late 37% of the time, and when it is late the delay averages 67 minutes. It was cancelled 5.7% of the time.
- On-time arrivals
- 63.0%
- Less than 15 minutes late
- Cancelled
- 5.7%
- Of scheduled flights
- Average delay when late
- 67 min
- Flights arriving 15+ minutes late
- Flights tracked
- 87
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 44%
- Late-arriving aircraft 31%
- Airline (crew, maintenance, cleaning) 22%
- Extreme weather 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
San Francisco (SFO) to Atlanta (ATL)
Historically, this flight arrives 15+ minutes late 27% of the time, and when it is late the delay averages 51 minutes. It was cancelled 1.5% of the time.
- On-time arrivals
- 73.4%
- Less than 15 minutes late
- Cancelled
- 1.5%
- Of scheduled flights
- Average delay when late
- 51 min
- Flights arriving 15+ minutes late
- Flights tracked
- 65
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 62%
- Airline (crew, maintenance, cleaning) 29%
- Air traffic control & airport 9%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
New York (JFK) to Salt Lake City (SLC)
Only 16 flights on record, which is too few for reliable odds.
- On-time arrivals
- 68.8%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 40 min
- Flights arriving 15+ minutes late
- Flights tracked
- 16
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 44%
- Late-arriving aircraft 40%
- Airline (crew, maintenance, cleaning) 16%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Atlanta (ATL) to Raleigh/Durham (RDU)
Only 1 flight 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
- 1
- Scheduled flights in the period
Nashville (BNA) to Boston (BOS)
Only 1 flight on record, which is too few for reliable odds.
- On-time arrivals
- —
- Less than 15 minutes late
- Cancelled
- 100.0%
- Of scheduled flights
- Average delay when late
- —
- Flights arriving 15+ minutes late
- Flights tracked
- 1
- Scheduled flights in the period
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Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 83.3% | 30 |
| October 2025 | 60.0% | 30 |
| November 2025 | 83.3% | 30 |
| December 2025 | 85.7% | 22 |
| January 2026 | 60.7% | 29 |
| February 2026 | 59.1% | 25 |
| March 2026 | 64.0% | 27 |
| April 2026 | 70.0% | 10 |
| June 2026 | 84.0% | 25 |
| July 2026 | 54.8% | 31 |
| August 2026 | 71.0% | 31 |
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