Jacksonville (JAX) to Austin (AUS): On-Time Performance
Data through May 2026
Jacksonville (JAX) to Austin (AUS) effectively runs on two schedules. In September 2025, 93% of arrivals were on time; in May 2025 that fell to 42% — a 52-point seasonal swing. Across the full period the route averages 78% on-time against a national 78%.
- On-time
- 78%
- arrived <15 min late
- Avg delay
- 20 min
- completed flights
- Cancelled
- 1.5%
- Flights/day
- 1.6
- last 12 months
- Duration
- 2h 53m
- scheduled
- Distance
- 953 mi
Best airline from JAX to AUS
2 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Southwest Airlinesmost reliable | 79% | 12 min | 0.9% | 224 |
| SkyWest Airlines | 78% | 25 min | 1.8% | 390 |
Monthly on-time trend
Best time to fly from JAX to AUS
Aim for departures around 1 p.m. (88% on-time); avoid 3 p.m. departures (74%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 79% | 19 min |
| Tuesdaybest | 84% | 15 min |
| Wednesday | 80% | 11 min |
| Thursday | 70% | 25 min |
| Friday | 80% | 18 min |
| Saturday | 75% | 30 min |
| Sunday | 78% | 25 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft10%
- Airline operations60%
- National airspace system11%
- Weather19%
Frequently asked questions
- How often are flights from JAX to AUS delayed?
- 22% of JAX–AUS flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 20 minutes.
- Which airline is most reliable from JAX to AUS?
- Southwest Airlines has the best on-time record on this route at 79%, based on 224 flights. 2 airlines flew JAX–AUS frequently enough to compare in this period.
- What is the best time of day to fly from JAX to AUS?
- Departures around 1 p.m. have the best record (88% on-time), while departures around 3 p.m. have the worst (74%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from JAX to AUS?
- The scheduled JAX–AUS flight time averages 2h 53m over 953 miles. Actual arrival times vary — flights on this route land 15+ minutes late 22% of the time.
- How often are JAX to AUS flights cancelled?
- 1.5% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from JAX to AUS?
- May 2025 was the roughest month in this dataset, with only 42% of arrivals on time. The best was September 2025 at 93%. If your dates are flexible, that 52-point gap is worth planning around.
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Based on 614 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.