San Diego (SAN) to Atlanta (ATL) flights
Delta Air Lines flies nonstop from San Diego International Airport to Hartsfield Jackson Atlanta International Airport, with about 44 flights a week in July 2026. The 1,892-mile flight takes about 4h 14m gate to gate.
- Distance
- 1,892 mi · 3,045 km
- Flight time
- 4h 14m
- Airlines
- 1
- Seats filled
- 88%
Airlines flying SAN to ATL
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Delta Air Lines | 44 | Airbus A321, Boeing 757-200, Boeing 757-300 | 373,199 | 4h 13m |
| Alaska AirlinesSeasonal or ended | n/a | Boeing 737-900ER, Boeing 737 MAX 9, Boeing 737-800 | 29,437 | 4h 22m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
SAN to ATL flight schedule
7 flight numbers flew this route in August 2026, 6 of them almost daily. The first usually leaves at 6:15am and the last at 10:25pm. Times are local and can change; check with the airline before you book.
| Flight | Departs | Arrives | Days flown in August 2026 | On time (12 months) |
|---|---|---|---|---|
| DL 729Delta Air Lines | 6:15am | 1:49pm | 31 | 91% |
| DL 1179Delta Air Lines | 8:00am | 3:34pm | 31 | 85% |
| DL 725Delta Air Lines | 10:37am | 6:13pm | 31 | 86% |
| DL 712Delta Air Lines | 12:32pm | 8:14pm | 31 | 85% |
| DL 540Delta Air Lines | 2:00pm | 9:43pm | 31 | 82% |
| DL 828Delta Air Lines | 9:30pm | 5:00am | 17 | 78% |
| DL 1724Delta Air Lines | 10:25pm | 5:45am | 29 | 79% |
Is SAN to ATL on time?
From September 2025 to August 2026, 86% of 2,352 flights arrived within 15 minutes of schedule and 0.6% were cancelled. Flights leaving around 6am were the most punctual (91%), those around 2pm the least (81%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (45%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Delta Air Lines | 2,172 | 86% | 12 min | 0.7% |
| Alaska Airlines | 180 | 82% | 11 min | 0% |
Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.
On-time arrivals by departure time
| Scheduled departure | Flights | On time, relative | On time |
|---|---|---|---|
| 6am to 7am | 365 | 91% | |
| 8am to 9am | 364 | 83% | |
| 10am to 11am | 199 | 83% | |
| 11am to 12pm | 343 | 86% | |
| 12pm to 1pm | 192 | 87% | |
| 1pm to 2pm | 69 | 88% | |
| 2pm to 3pm | 318 | 81% | |
| 9pm to 10pm | 135 | 83% | |
| 10pm to 11pm | 365 | 89% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 224 | 38,646 | |
| September 2025 | 217 | 38,619 | |
| October 2025 | 234 | 39,749 | |
| November 2025 | 215 | 35,569 | |
| December 2025 | 212 | 35,124 | |
| January 2026 | 175 | 29,525 | |
| February 2026 | 165 | 29,004 | |
| March 2026 | 184 | 31,305 | |
| April 2026 | 176 | 28,965 | |
| May 2026 | 184 | 30,378 | |
| June 2026 | 177 | 31,467 | |
| July 2026 | 196 | 34,592 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.