Which departure time was most reliable for DAL to PHX?
Among qualifying DAL-to-PHX departure window results, Early morning had the highest on-time rate: 91.6% of 622 flights. Evening was lowest at 55.3% across 700 flights.
| Departure window | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Early morning | 622 | 91.6% | 3.7% | 1.8% |
| Late morning | 525 | 82.7% | 8.0% | 4.0% |
| Afternoon | 912 | 72.7% | 15.0% | 1.6% |
| Evening | 700 | 55.3% | 28.1% | 1.3% |
| Night | 121 | 55.4% | 31.4% | 2.5% |
Which weekday was most reliable for DAL to PHX?
Among qualifying DAL-to-PHX weekday results, Tuesday had the highest on-time rate: 81.5% of 400 flights. Sunday was lowest at 67.1% across 438 flights.
| Day | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Monday | 438 | 71.5% | 17.4% | 1.6% |
| Tuesday | 400 | 81.5% | 10.2% | 1.8% |
| Wednesday | 390 | 77.7% | 13.3% | 1.0% |
| Thursday | 429 | 68.5% | 16.3% | 1.6% |
| Friday | 434 | 75.3% | 13.8% | 2.3% |
| Saturday | 351 | 75.2% | 15.7% | 2.8% |
| Sunday | 438 | 67.1% | 18.9% | 3.2% |
Which airline was most reliable for DAL to PHX?
Only Southwest Airlines met the DAL-to-PHX airline threshold: 73.6% of 2,880 scheduled flights arrived on time during July 2025–June 2026.
| Airline | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 2,880 | 73.6% | 15.2% | 2.0% |
Which month was most reliable for DAL to PHX?
Among qualifying DAL-to-PHX month results, December 2025 had the highest on-time rate: 83.7% of 276 flights. June 2026 was lowest at 53.4% across 219 flights.
| Month | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| July 2025 | 228 | 72.8% | 14.0% | 1.8% |
| August 2025 | 208 | 82.2% | 11.1% | 0.5% |
| September 2025 | 203 | 74.4% | 15.8% | 1.5% |
| October 2025 | 259 | 72.6% | 18.1% | 1.2% |
| November 2025 | 263 | 66.9% | 20.2% | 5.3% |
| December 2025 | 276 | 83.7% | 9.1% | 1.1% |
| January 2026 | 229 | 76.0% | 9.6% | 5.7% |
| February 2026 | 223 | 83.4% | 7.2% | 0.4% |
| March 2026 | 266 | 83.1% | 10.5% | 1.1% |
| April 2026 | 250 | 69.2% | 18.0% | 1.6% |
| May 2026 | 256 | 65.2% | 18.8% | 2.7% |
| June 2026 | 219 | 53.4% | 30.1% | 1.4% |
What drove DAL to PHX delay minutes?
Late aircraft was the largest recorded DAL-to-PHX delay category, accounting for 56.4% of 38,380 BTS-attributed delay minutes during July 2025–June 2026.
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