Atlanta (ATL) to Miami (MIA) flights
Delta Air Lines, American Airlines, Frontier Airlines, Envoy Air fly nonstop from Hartsfield Jackson Atlanta International Airport to Miami International Airport, with about 121 flights a week in July 2026. The 594-mile flight takes about 1h 55m gate to gate.
- Distance
- 594 mi ยท 956 km
- Flight time
- 1h 55m
- Airlines
- 4
- Seats filled
- 84%
Airlines flying ATL to MIA
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Delta Air Lines | 64 | Boeing 757-200, Airbus A321, Boeing 767-400/ER | 560,645 | 1h 55m |
| American Airlines | 37 | Boeing 737-800, Airbus A319, Airbus A321 | 192,089 | 1h 56m |
| Frontier Airlines | 20 | Airbus A320neo, Airbus A321, Airbus A320-100/200 | 142,217 | 1h 57m |
| Envoy Air | <1 | Embraer E175 | 15,436 | 1h 55m |
| Spirit AirlinesCeased operations 2026-05-02 | n/a | Airbus A321, Airbus A320-100/200, Airbus A320neo | 38,367 | 1h 53m |
| Republic AirlineSeasonal or ended | n/a | Embraer E175 | 2,788 | 1h 59m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
ATL to MIA flight schedule
22 flight numbers flew this route in August 2026, 15 of them almost daily. The first usually leaves at 5:20am and the last at 11:05pm. 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) |
|---|---|---|---|---|
| AA 1135American Airlines | 5:20am | 7:15am | 4 | 79% |
| AA 3190American Airlines | 7:13am | 9:14am | 31 | 84% |
| DL 2836Delta Air Lines | 7:30am | 9:28am | 30 | 90% |
| AA 2526American Airlines | 9:00am | 11:04am | 31 | 80% |
| DL 1510Delta Air Lines | 9:00am | 11:00am | 31 | 84% |
| AA 1046American Airlines | 10:35am | 12:36pm | 27 | 88% |
| AA 512American Airlines | 10:38am | 12:38pm | 4 | 75% |
| DL 1332Delta Air Lines | 11:00am | 1:02pm | 31 | 82% |
| F9 4406Frontier Airlines | 11:47am | 1:53pm | 31 | 73% |
| DL 1579Delta Air Lines | 12:51pm | 2:54pm | 31 | 75% |
| F9 2272Frontier Airlines | 2:17pm | 4:21pm | 31 | 67% |
| DL 1386Delta Air Lines | 2:52pm | 4:57pm | 31 | 63% |
| AA 2018American Airlines | 3:08pm | 5:13pm | 20 | 25% |
| DL 1323Delta Air Lines | 4:25pm | 6:40pm | 31 | 62% |
| AA 2001American Airlines | 4:30pm | 6:36pm | 7 | 61% |
| AA 1368American Airlines | 6:52pm | 8:59pm | 12 | 62% |
| DL 1588Delta Air Lines | 6:59pm | 9:04pm | 31 | 64% |
| AA 1367American Airlines | 7:00pm | 9:04pm | 4 | 28% |
| AA 698American Airlines | 7:55pm | 10:00pm | 10 | 50% |
| DL 1234Delta Air Lines | 8:52pm | 10:51pm | 18 | 61% |
| F9 3442Frontier Airlines | 8:55pm | 11:05pm | 31 | 49% |
| DL 1589Delta Air Lines | 11:05pm | 1:07am | 31 | 70% |
Is ATL to MIA on time?
From September 2025 to August 2026, 71% of 6,280 flights arrived within 15 minutes of schedule and 1.6% were cancelled. Flights leaving around 7am were the most punctual (89%), those around 8pm the least (54%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (40%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Delta Air Lines | 3,321 | 71% | 17 min | 1.8% |
| American Airlines | 1,786 | 75% | 24 min | 0.8% |
| Frontier Airlines | 937 | 63% | 36 min | 1.6% |
| Spirit Airlines | 236 | 75% | 25 min | 4.7% |
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 |
|---|---|---|---|
| 5am to 6am | 161 | 89% | |
| 6am to 7am | 181 | 88% | |
| 7am to 8am | 524 | 89% | |
| 8am to 9am | 535 | 80% | |
| 9am to 10am | 434 | 80% | |
| 10am to 11am | 421 | 77% | |
| 11am to 12pm | 505 | 80% | |
| 12pm to 1pm | 348 | 77% | |
| 1pm to 2pm | 288 | 68% | |
| 2pm to 3pm | 278 | 67% | |
| 3pm to 4pm | 370 | 61% | |
| 4pm to 5pm | 412 | 59% | |
| 5pm to 6pm | 130 | 57% | |
| 6pm to 7pm | 375 | 60% | |
| 7pm to 8pm | 319 | 58% | |
| 8pm to 9pm | 395 | 54% | |
| 10pm to 11pm | 500 | 67% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 495 | 72,193 | |
| September 2025 | 421 | 63,445 | |
| October 2025 | 483 | 77,965 | |
| November 2025 | 491 | 76,966 | |
| December 2025 | 574 | 94,827 | |
| January 2026 | 531 | 77,415 | |
| February 2026 | 489 | 74,957 | |
| March 2026 | 548 | 85,399 | |
| April 2026 | 572 | 82,803 | |
| May 2026 | 550 | 86,463 | |
| June 2026 | 487 | 77,325 | |
| July 2026 | 538 | 82,172 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.