Miami (MIA) to Austin (AUS) flights
American Airlines, Southwest Airlines, Delta Air Lines fly nonstop from Miami International Airport to Austin Bergstrom International Airport, with about 47 flights a week in July 2026. The 1,103-mile flight takes about 3h 5m gate to gate.
- Distance
- 1,103 mi · 1,775 km
- Flight time
- 3h 5m
- Airlines
- 3
- Seats filled
- 80%
Airlines flying MIA to AUS
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| American Airlines | 33 | Boeing 737-800, Boeing 737 MAX 8, Airbus A319 | 208,938 | 3h 4m |
| Southwest Airlines | 7 | Boeing 737-700 / MAX 7, Boeing 737 MAX 8, Boeing 737-800 | 49,367 | 3h 2m |
| Delta Air Lines | 7 | Boeing 737-800 | 25,993 | 3h 13m |
| Frontier AirlinesSeasonal or ended | n/a | Airbus A320neo, Airbus A321 | 4,599 | 3h 10m |
| Envoy AirSeasonal or ended | n/a | Embraer E175 | 1,322 | 3h 10m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
MIA to AUS flight schedule
10 flight numbers flew this route in August 2026, 6 of them almost daily. The first usually leaves at 8:05am and the last at 10:00pm. 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 812American Airlines | 8:05am | 10:06am | 20 | 91% |
| AA 2831American Airlines | 9:20am | 11:22am | 23 | 78% |
| WN 4265Southwest Airlines | 12:05pm | 2:05pm | 16 | 69% |
| WN 301Southwest Airlines | 2:15pm | 4:10pm | 4 | n/a |
| WN 1653Southwest Airlines | 2:25pm | 4:20pm | 6 | n/a |
| AA 1411American Airlines | 2:35pm | 4:40pm | 4 | 51% |
| AA 2324American Airlines | 3:00pm | 5:05pm | 27 | 76% |
| DL 2344Delta Air Lines | 7:15pm | 9:23pm | 31 | 69% |
| AA 2629American Airlines | 7:50pm | 9:55pm | 28 | 71% |
| AA 1427American Airlines | 10:00pm | 11:59pm | 31 | 63% |
Is MIA to AUS on time?
From September 2025 to August 2026, 72% of 2,236 flights arrived within 15 minutes of schedule and 0.9% were cancelled. Flights leaving around 7am were the most punctual (92%), those around 6pm the least (66%). Most delay time was caused by late-arriving aircraft (40%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| American Airlines | 1,568 | 74% | 20 min | 1% |
| Southwest Airlines | 356 | 67% | 19 min | 0.3% |
| Delta Air Lines | 284 | 69% | 27 min | 1.1% |
| Frontier Airlines | 28 | 79% | 22 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 |
|---|---|---|---|
| 7am to 8am | 121 | 92% | |
| 8am to 9am | 240 | 90% | |
| 9am to 10am | 115 | 83% | |
| 11am to 12pm | 46 | 67% | |
| 12pm to 1pm | 164 | 66% | |
| 1pm to 2pm | 84 | 70% | |
| 2pm to 3pm | 200 | 69% | |
| 3pm to 4pm | 220 | 66% | |
| 5pm to 6pm | 50 | 42% | |
| 6pm to 7pm | 134 | 66% | |
| 7pm to 8pm | 504 | 71% | |
| 9pm to 10pm | 206 | 70% | |
| 10pm to 11pm | 124 | 67% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 156 | 21,189 | |
| September 2025 | 125 | 17,541 | |
| October 2025 | 151 | 21,459 | |
| November 2025 | 165 | 23,152 | |
| December 2025 | 186 | 24,632 | |
| January 2026 | 167 | 23,190 | |
| February 2026 | 180 | 22,528 | |
| March 2026 | 214 | 29,920 | |
| April 2026 | 211 | 24,913 | |
| May 2026 | 214 | 27,301 | |
| June 2026 | 199 | 27,064 | |
| July 2026 | 208 | 27,330 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.