Atlanta (ATL) to Gulfport (GPT) flights
Delta Air Lines flies nonstop from Hartsfield Jackson Atlanta International Airport to Gulfport Biloxi International Airport, with about 26 flights a week in July 2026. The 352-mile flight takes about 1h 16m gate to gate.
- Distance
- 352 mi · 566 km
- Flight time
- 1h 16m
- Airlines
- 1
- Seats filled
- 85%
Airlines flying ATL to GPT
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Delta Air Lines | 26 | Boeing 717-200, Airbus A319, Boeing 737-900ER | 121,879 | 1h 16m |
| Endeavor AirSeasonal or ended | n/a | Bombardier CRJ900, Bombardier CRJ700 | 1,672 | 1h 21m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
ATL to GPT flight schedule
4 flight numbers flew this route in August 2026, 4 of them almost daily. The first usually leaves at 8:55am and the last at 9:59pm. 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 3199Delta Air Lines | 8:55am | 9:15am | 31 | 91% |
| DL 2718Delta Air Lines | 12:45pm | 1:03pm | 31 | 83% |
| DL 3063Delta Air Lines | 4:51pm | 5:15pm | 25 | 67% |
| DL 3178Delta Air Lines | 9:59pm | 10:21pm | 31 | 80% |
Is ATL to GPT on time?
From September 2025 to August 2026, 82% of 1,347 flights arrived within 15 minutes of schedule and 1.6% were cancelled. Flights leaving around 8am were the most punctual (96%), those around 4pm the least (70%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (53%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Delta Air Lines | 1,347 | 82% | 12 min | 1.6% |
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 |
|---|---|---|---|
| 8am to 9am | 99 | 96% | |
| 9am to 10am | 261 | 86% | |
| 12pm to 1pm | 93 | 86% | |
| 1pm to 2pm | 208 | 82% | |
| 2pm to 3pm | 49 | 80% | |
| 4pm to 5pm | 235 | 70% | |
| 9pm to 10pm | 348 | 84% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 112 | 10,459 | |
| September 2025 | 107 | 10,049 | |
| October 2025 | 116 | 11,261 | |
| November 2025 | 103 | 9,051 | |
| December 2025 | 113 | 9,885 | |
| January 2026 | 96 | 8,447 | |
| February 2026 | 98 | 9,531 | |
| March 2026 | 114 | 10,532 | |
| April 2026 | 114 | 10,601 | |
| May 2026 | 118 | 11,583 | |
| June 2026 | 114 | 11,158 | |
| July 2026 | 116 | 10,994 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.