Best Time to Fly AUS to JAX: On-Time Stats by Hour & Airline
Austin - Bergstrom International → Jacksonville International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 81.8% of Austin (AUS) to Jacksonville (JAX) flights arrived on time (650 scheduled flights). That is 4.1 points above the national average of 77.6%.
SkyWest Airlines was the most punctual of the 2 airlines on the route at 86.0%, while Southwest Airlines trailed at 76.4%.
September has been the best month (93% on time) and Thursday the weakest day of the week (79%).
0.8% of flights were cancelled, versus 1.8% nationally.
AUS to JAX 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 |
|---|---|---|---|---|
| SkyWest Airlines | 86.0% | 118 min | 1.1% | 365 |
| Southwest Airlines | 76.4% | 43 min | 0.3% | 285 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly AUS to JAX
On-time arrival % by scheduled departure hour (local time), 736 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 9am–10am | Limited data | 15 | |
| 10am–11am | 86.0% | 0.9% | 460 |
| 11am–12pm | 85.7% | 0.0% | 42 |
| 12pm–1pm | Limited data | 24 | |
| 1pm–2pm | 68.5% | 0.0% | 54 |
| 2pm–3pm | 82.3% | 1.6% | 63 |
| 3pm–4pm | 69.1% | 0.0% | 68 |
| 4pm–5pm | Limited data | 10 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on AUS to JAX
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 | 14 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 73.3% | -10.2 pts | 0.0% | 30 |
| Summer peak (Jun 15 - Aug 15) | 80.4% | -3.2 pts | 0.0% | 156 |
| All other days | 83.5% | — | 0.9% | 536 |
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).