Austin (AUS) to Phoenix (PHX): On-Time Performance
Data through May 2026
Austin (AUS) to Phoenix (PHX) effectively runs on two schedules. In September 2024, 91% of arrivals were on time; in July 2024 that fell to 71% — a 20-point seasonal swing. Across the full period the route averages 81% on-time against a national 78%. Morning departures also hold up better than evening ones (92% vs 69%), which matters most in the rough months.
- On-time
- 81%
- arrived <15 min late
- Avg delay
- 17 min
- completed flights
- Cancelled
- 0.8%
- Flights/day
- 9.3
- last 12 months
- Duration
- 2h 34m
- scheduled
- Distance
- 872 mi
Best airline from AUS to PHX
3 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| American Airlinesmost reliable | 82% | 25 min | 0.7% | 2,517 |
| Southwest Airlines | 81% | 11 min | 0.8% | 4,048 |
| Frontier Airlines | 75% | 25 min | 1.5% | 206 |
Monthly on-time trend
Best time to fly from AUS to PHX
Aim for departures around 7 a.m. (97% on-time); avoid 7 p.m. departures (65%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 81% | 16 min |
| Tuesday | 84% | 13 min |
| Wednesday | 82% | 18 min |
| Thursday | 81% | 17 min |
| Friday | 79% | 17 min |
| Saturdaybest | 86% | 10 min |
| Sunday | 78% | 22 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft48%
- Airline operations41%
- National airspace system7%
- Weather4%
Frequently asked questions
- How often are flights from AUS to PHX delayed?
- 19% of AUS–PHX 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 17 minutes.
- Which airline is most reliable from AUS to PHX?
- American Airlines has the best on-time record on this route at 82%, based on 2,517 flights. 3 airlines flew AUS–PHX frequently enough to compare in this period.
- What is the best time of day to fly from AUS to PHX?
- Departures around 7 a.m. have the best record (97% on-time), while departures around 7 p.m. have the worst (65%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from AUS to PHX?
- The scheduled AUS–PHX flight time averages 2h 34m over 872 miles. Actual arrival times vary — flights on this route land 15+ minutes late 19% of the time.
- How often are AUS to PHX flights cancelled?
- 0.8% 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 AUS to PHX?
- July 2024 was the roughest month in this dataset, with only 71% of arrivals on time. The best was September 2024 at 91%. If your dates are flexible, that 20-point gap is worth planning around.
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Based on 6,830 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.