Phoenix Sky Harbor International Airport (PHX): Delays & On-Time Performance
Data through May 2026
Phoenix Sky Harbor International Airport (PHX) in Phoenix, AZ is a middle-of-the-pack performer: 79% of departures are on time, within a few points of the national 78%. It hosts 12 airlines flying 540 departures a day to 117 destinations, with cancellations at 0.7%.
- Departures on-time
- 79%
- left <15 min late
- Avg dep delay
- 14 min
- Arrivals on-time
- 81%
- Cancelled
- 0.7%
- Destinations
- 117
- nonstop
- Airlines
- 12
Monthly on-time trend
Best time of day to depart from PHX
Busiest routes from PHX
| Route | Flights/12mo | On-time | Avg delay |
|---|---|---|---|
| PHX → DEN | 8,893 | 79% | 15 min |
| PHX → LAX | 7,608 | 84% | 11 min |
| PHX → SEA | 7,317 | 82% | 11 min |
| PHX → LAS | 6,055 | 79% | 14 min |
| PHX → SAN | 5,868 | 76% | 15 min |
| PHX → SLC | 5,749 | 84% | 11 min |
| PHX → ORD | 5,633 | 79% | 16 min |
| PHX → DFW | 5,139 | 80% | 16 min |
Airline performance at PHX
| Airline | On-time departures | Avg delay | Flights |
|---|---|---|---|
| Hawaiian Airlines | 89% | 13 min | 579 |
| Envoy Air | 87% | 7 min | 19,879 |
| Delta Air Lines | 86% | 13 min | 21,147 |
| United Airlines | 85% | 13 min | 20,965 |
| Alaska Airlines | 84% | 9 min | 10,812 |
| SkyWest Airlines | 83% | 13 min | 54,981 |
| American Airlines | 80% | 15 min | 110,448 |
| Frontier Airlines | 80% | 17 min | 16,560 |
| Spirit Airlines | 78% | 19 min | 981 |
| Allegiant Air | 77% | 27 min | 776 |
| Southwest Airlines | 73% | 15 min | 136,439 |
| JetBlue Airways | 70% | 26 min | 2,405 |
Frequently asked questions
- How often are flights delayed at PHX?
- 21% of departures from Phoenix Sky Harbor International Airport left 15+ minutes late between 2024-06 and 2026-05, with an average departure delay of 14 minutes. The national on-time average over the same period was 78%.
- What is the best time of day to depart from PHX?
- Flights scheduled around 5 a.m. depart on time 95% of the time at PHX, versus 68% around 6 p.m.. Booking before noon is the usual rule of thumb here.
- What is the worst month for delays at PHX?
- In this dataset, July 2024 was the weakest month at PHX, with 72% of departures on time.
- How often are flights cancelled at PHX?
- 0.7% of scheduled departures from PHX were cancelled in this period, compared with a national rate of 1.6%.
Popular route pages from this airport
Based on 395,972 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.