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2,192 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 9 in 10 depart on time. After 4 pm it’s 2 in 3.

Best time to leave 7–8 am 92% arrive on time from MIA
Best single flight AA 2629 MIA 19:40 → AUS 21:45 · 73% on time Avoid AA 1427 MIA 22:10 → AUS 23:59 · 60% on time

Time of day × airport

Share of this route’s flights leaving within 15 minutes, by airport and scheduled departure hour, over Aug 2025 – Jul 2026. Blank: no flights then (or fewer than 40 in the year).

7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
MIA
88
91
81
47
62
57
65
63
27
71
69
70
61
% of this route’s flights leaving within 15 min (small number: flights in the Jun 6 – Jul 31, 2026 schedule): 85+75–8465–7455–64under 55
Austin flights leaving MIA 7–8 pm: 2Close ×
DL 2344 MIA 19:05 AUS 21:11 3h 06m 253 68% 0.8% 88 min
AA 2629 MIA 19:40 AUS 21:45 3h 05m 282 73% 2.1% 90 min

Airlines on this route

Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.
American (incl. Envoy) 1,554 74% 1.2% 77 min
Delta 253 68% 0.8% 88 min
Southwest 348 68% 0.3% 52 min
Frontier 37 – 0.0% 97 min

Dimmed: fewer than 150 flights in the year, too few to rank.

Flights, best and worst

Flights in the Jun 6 – Jul 31, 2026 schedule that ran 150+ times in the year. Times are local. Pick a flight for its history.
AA 2629 MIA 19:40 AUS 21:45 73%
DL 2344 MIA 19:05 AUS 21:11 68%
AA 1427 MIA 22:10 AUS 23:59 60%
All 8 flights on this route →

Nonstops by airline and airport

Arriving within 15 minutes, Aug 2025 – Jul 2026. Pick a row to see that airline’s flights on that airport pair.
American MIA AUS 3h 11m 74% 1.2% 1,554 Flying now
Delta MIA AUS 3h 06m 68% 0.8% 253 Flying now
Southwest MIA AUS 3h 15m 68% 0.3% 348 Flying now
Frontier MIA AUS 3h 04m 78%few flights 0.0% 37 Not flying now
Flying on a particular day? Pick a date above and the same ranking uses our forecast odds for each flight that day: Tomorrow.

About this data: US DOT on-time records, Aug 2025 – Jul 2026, all US airlines; regional flights count under the airline that sells them. Schedules (which flights and connections exist, and their times) are as of Jun 6 – Jul 31, 2026; seasonal flights outside that window aren’t ranked. Rebuilt monthly. JSON