Route Reliability
Miami → Austin
MIA–AUS · 1,103 miles · Miami International Airport to Austin–Bergstrom International Airport
- 74%
- Arrive within 15 minutes
- 11 min
- Average arrival delay
- 1.1%
- Cancelled
- 2,131
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.American Airlines75%1,536 flights
- 2.Southwest Airlines70%348 flights
- 3.Delta Air Lines67%192 flights
Not enough history to rank: Frontier Airlines (55 flights). We rank airlines only after 100 flights on the route.
What the data says
Morning-you made the right choice.
MIA–AUS flights departing between 6–9 AM arrived on time 92% of the time, versus 65% between 3–6 PM.
Sunday scaries are real for this one.
MIA–AUS flights arrived on time 82% of the time on Tuesdays and just 65% on Sundays. That gap is worth planning around.
American Airlines runs this route best.
American Airlines arrived on time 75% of the time on this route; Delta Air Lines managed 67%.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon77%(295 flights)
- Tue82%(294 flights)
- Wed79%(277 flights)
- Thu75%(317 flights)
- Fri72%(299 flights)
- Sat69%(288 flights)
- Sun65%(332 flights)
- 3–6 AM—(1 flights)
- 6–9 AM92%(413 flights)
- 9 AM–12 PM76%(87 flights)
- 12–3 PM70%(434 flights)
- 3–6 PM65%(293 flights)
- 6–9 PM71%(551 flights)
- 9 PM–12 AM69%(323 flights)
Jun 75% → May 68% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 75% | 167 |
| July 2025 | 67% | 174 |
| August 2025 | 69% | 155 |
| September 2025 | 82% | 124 |
| October 2025 | 76% | 151 |
| November 2025 | 80% | 164 |
| December 2025 | 73% | 186 |
| January 2026 | 70% | 166 |
| February 2026 | 82% | 180 |
| March 2026 | 78% | 213 |
| April 2026 | 72% | 209 |
| May 2026 | 68% | 213 |
Same trip, other airports
Keep nerding
Based on 2,131 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.