Which departure time was most reliable for DSM to PHX?
Among qualifying DSM-to-PHX departure window results, Early morning had the highest on-time rate: 84.8% of 369 flights. Evening was lowest at 74.7% across 182 flights.
| Departure window | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Early morning | 369 | 84.8% | 8.7% | 1.9% |
| Afternoon | 477 | 76.9% | 14.3% | 0.8% |
| Evening | 182 | 74.7% | 15.4% | 2.2% |
Which weekday was most reliable for DSM to PHX?
Among qualifying DSM-to-PHX weekday results, Tuesday had the highest on-time rate: 83.2% of 125 flights. Sunday was lowest at 73.1% across 175 flights.
| Day | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Monday | 167 | 74.9% | 14.4% | 1.2% |
| Tuesday | 125 | 83.2% | 12.0% | 0.8% |
| Wednesday | 126 | 81.7% | 8.7% | 1.6% |
| Thursday | 166 | 82.5% | 12.0% | 0.0% |
| Friday | 163 | 82.8% | 8.6% | 0.6% |
| Saturday | 142 | 78.2% | 16.9% | 1.4% |
| Sunday | 175 | 73.1% | 14.9% | 4.6% |
Which airline was most reliable for DSM to PHX?
Among qualifying DSM-to-PHX airline results, Envoy Air had the highest on-time rate: 93.6% of 47 flights. Southwest Airlines was lowest at 72.9% across 166 flights.
| Airline | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| American Airlines | 494 | 78.3% | 14.8% | 1.8% |
| SkyWest Airlines | 350 | 81.4% | 8.6% | 1.4% |
| Southwest Airlines | 166 | 72.9% | 16.3% | 1.2% |
| Envoy Air | 47 | 93.6% | 6.4% | 0.0% |
| Frontier Airlines | 7 | 85.7% | 14.3% | 0.0% |
Which month was most reliable for DSM to PHX?
Among qualifying DSM-to-PHX month results, April 2026 had the highest on-time rate: 89.5% of 105 flights. November 2025 was lowest at 69.1% across 94 flights.
| Month | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| July 2025 | 61 | 83.6% | 8.2% | 1.6% |
| August 2025 | 70 | 85.7% | 5.7% | 0.0% |
| September 2025 | 68 | 82.4% | 5.9% | 1.5% |
| October 2025 | 105 | 76.2% | 12.4% | 0.0% |
| November 2025 | 94 | 69.1% | 18.1% | 5.3% |
| December 2025 | 97 | 73.2% | 19.6% | 1.0% |
| January 2026 | 92 | 78.3% | 15.2% | 3.3% |
| February 2026 | 90 | 83.3% | 12.2% | 0.0% |
| March 2026 | 127 | 78.7% | 13.4% | 3.9% |
| April 2026 | 105 | 89.5% | 9.5% | 0.0% |
| May 2026 | 94 | 76.6% | 16.0% | 0.0% |
| June 2026 | 61 | 77.0% | 8.2% | 0.0% |
What drove DSM to PHX delay minutes?
Airline was the largest recorded DSM-to-PHX delay category, accounting for 67.2% of 24,129 BTS-attributed delay minutes during July 2025–June 2026.
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