Austin (AUS) to Phoenix (PHX): On-Time Performance
Data through July 2026
Austin (AUS) to Phoenix (PHX) effectively runs on two schedules. In September 2024, 91% of arrivals were on time; in June 2026 that fell to 68% — a 23-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 68%), which matters most in the rough months.
- On-time
- 81%
- arrived <15 min late
- Avg delay
- 16 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 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| American Airlinesmost reliable | 83% | 24 min | 0.7% | 2,582 |
| Southwest Airlines | 79% | 12 min | 0.9% | 4,188 |
| 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 (63%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 80% | 17 min |
| Tuesday | 83% | 12 min |
| Wednesday | 82% | 17 min |
| Thursday | 80% | 17 min |
| Friday | 79% | 18 min |
| Saturdaybest | 87% | 9 min |
| Sunday | 77% | 23 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft46%
- Airline operations42%
- 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 2024-07 and 2026-07. The average arrival delay across completed flights was 16 minutes.
- Which airline is most reliable from AUS to PHX?
- American Airlines has the best on-time record on this route at 83%, based on 2,582 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 (63%). 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 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from AUS to PHX?
- June 2026 was the roughest month in this dataset, with only 68% of arrivals on time. The best was September 2024 at 91%. If your dates are flexible, that 23-point gap is worth planning around.
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Based on 7,060 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.