San Juan (SJU) to Atlanta (ATL) flights
Delta Air Lines, Frontier Airlines fly nonstop from Luis Munoz Marin International Airport to Hartsfield Jackson Atlanta International Airport, with about 39 flights a week in July 2026. The 1,547-mile flight takes about 3h 55m gate to gate.
- Distance
- 1,547 mi · 2,490 km
- Flight time
- 3h 55m
- Airlines
- 2
- Seats filled
- 90%
Airlines flying SJU to ATL
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Delta Air Lines | 33 | Boeing 757-200, Boeing 737-900ER, Airbus A321 | 290,000 | 3h 51m |
| Frontier Airlines | 7 | Airbus A321, Airbus A320neo, Airbus A320-100/200 | 66,826 | 4h 16m |
| Spirit AirlinesCeased operations 2026-05-02 | n/a | Airbus A320-100/200, Airbus A320neo, Airbus A321 | 12,846 | 3h 53m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
SJU to ATL flight schedule
5 flight numbers flew this route in August 2026, 5 of them almost daily. The first usually leaves at 7:00am and the last at 5:49pm. 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 1763Delta Air Lines | 7:00am | 10:44am | 31 | 95% |
| DL 1757Delta Air Lines | 12:56pm | 4:46pm | 31 | 91% |
| DL 1882Delta Air Lines | 2:59pm | 6:53pm | 31 | 87% |
| F9 2871Frontier Airlines | 5:20pm | 9:29pm | 31 | 55% |
| DL 1946Delta Air Lines | 5:49pm | 9:47pm | 31 | 88% |
Is SJU to ATL on time?
From September 2025 to August 2026, 82% of 2,097 flights arrived within 15 minutes of schedule and 1.3% were cancelled. Flights leaving around 1pm were the most punctual (92%), those around 12pm the least (72%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (45%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Delta Air Lines | 1,638 | 91% | 8 min | 0.9% |
| Frontier Airlines | 383 | 55% | 40 min | 2.1% |
| Spirit Airlines | 76 | 9% | 61 min | 7.9% |
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 | 208 | 90% | |
| 7am to 8am | 398 | 92% | |
| 12pm to 1pm | 183 | 72% | |
| 1pm to 2pm | 146 | 92% | |
| 2pm to 3pm | 319 | 88% | |
| 3pm to 4pm | 218 | 73% | |
| 4pm to 5pm | 103 | 60% | |
| 5pm to 6pm | 362 | 73% | |
| 6pm to 7pm | 139 | 81% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 160 | 28,078 | |
| September 2025 | 129 | 24,256 | |
| October 2025 | 132 | 23,415 | |
| November 2025 | 146 | 24,318 | |
| December 2025 | 185 | 31,187 | |
| January 2026 | 191 | 33,932 | |
| February 2026 | 177 | 30,326 | |
| March 2026 | 223 | 41,401 | |
| April 2026 | 203 | 37,300 | |
| May 2026 | 184 | 32,863 | |
| June 2026 | 175 | 30,632 | |
| July 2026 | 174 | 31,964 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.