Flight DL1485
Delta Air Lines flight DL1485
Looking for DL1485 in the air…
Alerts at this flight's airports
Atlanta (ATL) to St Louis (STL)
Historically, this flight arrives 15+ minutes late 12% of the time, and when it is late the delay averages 57 minutes. It was cancelled 1.3% of the time.
- On-time arrivals
- 87.7%
- Less than 15 minutes late
- Cancelled
- 1.3%
- Of scheduled flights
- Average delay when late
- 57 min
- Flights arriving 15+ minutes late
- Flights tracked
- 239
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 68%
- Air traffic control & airport 21%
- Late-arriving aircraft 8%
- Extreme weather 2%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
St Louis (STL) to Atlanta (ATL)
Historically, this flight arrives 15+ minutes late 16% of the time, and when it is late the delay averages 77 minutes. It was cancelled 1.1% of the time.
- On-time arrivals
- 84.4%
- Less than 15 minutes late
- Cancelled
- 1.1%
- Of scheduled flights
- Average delay when late
- 77 min
- Flights arriving 15+ minutes late
- Flights tracked
- 182
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 41%
- Late-arriving aircraft 35%
- Air traffic control & airport 21%
- Extreme weather 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Fort Myers (RSW) to Detroit (DTW)
Historically, this flight arrives 15+ minutes late 23% of the time, and when it is late the delay averages 44 minutes. It was cancelled 2.8% of the time.
- On-time arrivals
- 77.1%
- Less than 15 minutes late
- Cancelled
- 2.8%
- Of scheduled flights
- Average delay when late
- 44 min
- Flights arriving 15+ minutes late
- Flights tracked
- 36
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 51%
- Airline (crew, maintenance, cleaning) 31%
- Late-arriving aircraft 18%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
San Francisco (SFO) to Salt Lake City (SLC)
Only 3 flights on record, which is too few for reliable odds.
- On-time arrivals
- 66.7%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 34 min
- Flights arriving 15+ minutes late
- Flights tracked
- 3
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 41%
- Air traffic control & airport 35%
- Airline (crew, maintenance, cleaning) 24%
- 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 | 96.7% | 60 |
| October 2025 | 91.7% | 60 |
| November 2025 | 80.4% | 56 |
| December 2025 | 89.7% | 62 |
| January 2026 | 87.5% | 49 |
| February 2026 | 75.7% | 37 |
| March 2026 | 73.5% | 35 |
| April 2026 | 83.3% | 30 |
| May 2026 | 78.6% | 56 |
| June 2026 | 100.0% | 12 |
| July 2026 | 0.0% | 1 |
| August 2026 | 100.0% | 2 |
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