About 1 in 4 DL 3109 flights from Atlanta arrived 15+ minutes late, diverted or cancelled over the past year (27%); 0.0% were cancelled. The typical flight landed 2 minutes late.
DL 3109: ATL → SRQ
Scheduled to leave Atlanta at 3:46 p.m. local time. Over the past year it arrived on time 73% of the time (202 flights), in line with other DL flights on the route at that hour (75%). Last seen in the data Aug 30, 2026.
Month by month
By day of week
| Day | Flights | On time |
|---|---|---|
| Monday | 32 | 66% |
| Tuesday | 28 | 86% |
| Wednesday | 28 | 79% |
| Thursday | 31 | 71% |
| Friday | 31 | 81% |
| Saturday | 20 | 70% |
| Sunday | 32 | 59% |
Why it was late
All flights ATL → SRQ · Connecting off DL 3109? Check the risk
DL 3109: SRQ → ATL
Scheduled to leave Sarasota at 6:04 p.m. local time. Over the past year it arrived on time 79% of the time (192 flights), in line with other DL flights on the route at that hour (76%). Last seen in the data Aug 31, 2026.
Usually Delta Air Lines's last flight of the day from Sarasota to Atlanta (59% of days). Delta Air Lines's last SRQ–ATL flight was cancelled 1.1% of the time, against 1.8% for its earlier ones. If it's cancelled, the next Delta Air Lines flight is usually around 6:00 a.m. the next morning.
Month by month
By day of week
| Day | Flights | On time |
|---|---|---|
| Monday | 33 | 73% |
| Tuesday | 26 | 88% |
| Wednesday | 24 | 92% |
| Thursday | 29 | 79% |
| Friday | 31 | 84% |
| Saturday | 19 | — |
| Sunday | 30 | 67% |
Why it was late
All flights SRQ → ATL · Connecting off DL 3109? Check the risk
Questions
How often is DL 3109 from ATL to SRQ late?
Delta Air Lines 3109 from Atlanta, GA to Sarasota/Bradenton, FL arrived 15 or more minutes late, was diverted or was cancelled on 27% of 202 scheduled flights between September 2025 and August 2026. 0.0% were cancelled.
How often is DL 3109 from SRQ to ATL late?
Delta Air Lines 3109 from Sarasota/Bradenton, FL to Atlanta, GA arrived 15 or more minutes late, was diverted or was cancelled on 21% of 192 scheduled flights between September 2025 and August 2026. 0.0% were cancelled.
Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check Delta Air Lines for today's flight. Method.