Flight DL3109
Delta Air Lines flight DL3109
Looking for DL3109 in the air…
Atlanta (ATL) to Sarasota/Bradenton (SRQ)
Historically, this flight arrives 15+ minutes late 26% of the time, and when it is late the delay averages 79 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 73.5%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 79 min
- Flights arriving 15+ minutes late
- Flights tracked
- 202
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 36%
- Late-arriving aircraft 31%
- Air traffic control & airport 29%
- Extreme weather 4%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Sarasota/Bradenton (SRQ) to Atlanta (ATL)
Historically, this flight arrives 15+ minutes late 21% of the time, and when it is late the delay averages 86 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 79.1%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 86 min
- Flights arriving 15+ minutes late
- Flights tracked
- 192
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 76%
- Air traffic control & airport 13%
- Airline (crew, maintenance, cleaning) 7%
- Extreme weather 4%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
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Show as table
| Month | On time | Flights |
|---|---|---|
| December 2025 | 70.0% | 21 |
| January 2026 | 72.9% | 48 |
| February 2026 | 100.0% | 16 |
| March 2026 | 81.2% | 48 |
| April 2026 | 85.0% | 60 |
| May 2026 | 78.8% | 52 |
| June 2026 | 84.8% | 46 |
| July 2026 | 57.7% | 54 |
| August 2026 | 67.3% | 49 |
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