Los Angeles (LAX) to Phoenix (PHX): On-Time Performance
Data through May 2026
Los Angeles (LAX) to Phoenix (PHX) effectively runs on two schedules. In January 2025, 90% of arrivals were on time; in June 2024 that fell to 71% — a 19-point seasonal swing. Across the full period the route averages 83% on-time against a national 78%. Morning departures also hold up better than evening ones (89% vs 79%), which matters most in the rough months.
- On-time
- 83%
- arrived <15 min late
- Avg delay
- 13 min
- completed flights
- Cancelled
- 0.5%
- Flights/day
- 21
- last 12 months
- Duration
- 1h 29m
- scheduled
- Distance
- 370 mi
Best airline from LAX to PHX
7 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Envoy Airmost reliable | 92% | 11 min | 0.0% | 183 |
| SkyWest Airlines | 86% | 8 min | 0.4% | 4,773 |
| United Airlines | 86% | 8 min | 0.3% | 1,104 |
| Delta Air Lines | 83% | 14 min | 0.7% | 138 |
| Southwest Airlines | 81% | 11 min | 0.7% | 4,099 |
| American Airlines | 81% | 18 min | 0.3% | 4,010 |
| Frontier Airlines | 74% | 22 min | 1.4% | 1,061 |
Monthly on-time trend
Best time to fly from LAX to PHX
Aim for departures around 5 a.m. (96% on-time); avoid 6 p.m. departures (73%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 82% | 13 min |
| Tuesdaybest | 87% | 9 min |
| Wednesday | 87% | 10 min |
| Thursday | 80% | 15 min |
| Friday | 78% | 16 min |
| Saturday | 86% | 10 min |
| Sunday | 79% | 16 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft50%
- Airline operations35%
- National airspace system12%
- Weather3%
Frequently asked questions
- How often are flights from LAX to PHX delayed?
- 18% of LAX–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 13 minutes.
- Which airline is most reliable from LAX to PHX?
- Envoy Air has the best on-time record on this route at 92%, based on 183 flights. 7 airlines flew LAX–PHX frequently enough to compare in this period.
- What is the best time of day to fly from LAX to PHX?
- Departures around 5 a.m. have the best record (96% on-time), while departures around 6 p.m. have the worst (73%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from LAX to PHX?
- The scheduled LAX–PHX flight time averages 1h 29m over 370 miles. Actual arrival times vary — flights on this route land 15+ minutes late 18% of the time.
- How often are LAX to PHX flights cancelled?
- 0.5% 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 LAX to PHX?
- June 2024 was the roughest month in this dataset, with only 71% of arrivals on time. The best was January 2025 at 90%. If your dates are flexible, that 19-point gap is worth planning around.
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Based on 15,368 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.