Houston (HOU) to Phoenix (PHX): On-Time Performance
Data through July 2026
When you fly HOU to PHX matters as much as anything else about the booking: the route swung from 94% on-time in September 2024 to just 55% in June 2026. Across the full period the route averages 80% 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
- 80%
- arrived <15 min late
- Avg delay
- 12 min
- completed flights
- Cancelled
- 0.7%
- Flights/day
- 5.7
- last 12 months
- Duration
- 2h 51m
- scheduled
- Distance
- 1,020 mi
Monthly on-time trend
Best time to fly from HOU to PHX
Aim for departures around 5 a.m. (97% on-time); avoid 7 p.m. departures (58%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 78% | 13 min |
| Tuesdaybest | 84% | 10 min |
| Wednesday | 80% | 13 min |
| Thursday | 79% | 10 min |
| Friday | 80% | 12 min |
| Saturday | 80% | 12 min |
| Sunday | 77% | 14 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft51%
- Airline operations33%
- National airspace system12%
- Weather5%
- Security1%
Frequently asked questions
- How often are flights from HOU to PHX delayed?
- 20% of HOU–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 12 minutes.
- What is the best time of day to fly from HOU to PHX?
- Departures around 5 a.m. have the best record (97% on-time), while departures around 7 p.m. have the worst (58%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from HOU to PHX?
- The scheduled HOU–PHX flight time averages 2h 51m over 1,020 miles. Actual arrival times vary — flights on this route land 15+ minutes late 20% of the time.
- How often are HOU to PHX flights cancelled?
- 0.7% 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 HOU to PHX?
- June 2026 was the roughest month in this dataset, with only 55% of arrivals on time. The best was September 2024 at 94%. If your dates are flexible, that 40-point gap is worth planning around.
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Based on 4,450 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.