Best Time to Fly MKE to AUS: On-Time Stats by Hour & Airline
General Mitchell International → Austin - Bergstrom International
Data through July 2026 · Last updated October 18, 2026
278 flights were scheduled from Milwaukee (MKE) to Austin (AUS) in the last 12 months, and 80.0% of those that flew arrived on time, 2.4 points above the US average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
March has been the best month (90% on time) and Sunday the weakest day of the week (73%).
0.7% of flights were cancelled, versus 1.8% nationally.
MKE to AUS on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Southwest Airlines | 80.0% | 46 min | 0.7% | 278 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly MKE to AUS
On-time arrival % by scheduled departure hour (local time), 408 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | 86.8% | 0.0% | 53 |
| 8am–9am | Limited data | 1 | |
| 9am–10am | Limited data | 25 | |
| 10am–11am | 97.1% | 0.0% | 35 |
| 11am–12pm | 77.6% | 0.0% | 77 |
| 12pm–1pm | 80.0% | 1.1% | 92 |
| 1pm–2pm | Limited data | 15 | |
| 2pm–3pm | Limited data | 12 | |
| 3pm–4pm | 78.4% | 2.6% | 38 |
| 4pm–5pm | Limited data | 29 | |
| 5pm–6pm | 74.2% | 0.0% | 31 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on MKE to AUS
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | Limited data | 6 | ||
| Christmas & New Year (Dec 20 - Jan 3) | Limited data | 15 | ||
| Summer peak (Jun 15 - Aug 15) | 82.2% | -1.4 pts | 0.0% | 102 |
| All other days | 83.6% | — | 1.1% | 285 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).