Best Time to Fly PHX to YUM: On-Time Stats by Hour & Airline
Phoenix Sky Harbor International → Yuma MCAS/Yuma International
Data through July 2026 · Last updated October 18, 2026
1,327 flights were scheduled from Phoenix (PHX) to Yuma (YUM) in the last 12 months, and 84.2% of those that flew arrived on time, 6.6 points above the US average of 77.6%.
Among 2 airlines, Envoy Air led with 87.8% on time and SkyWest Airlines was last with 83.0%.
Over 24 months, Wednesday was the most reliable day (88% on time) and June the worst month (77%).
The cancellation rate was 1.2% (US average 1.8%).
PHX to YUM on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Envoy Air | 87.8% | 52 min | 3.6% | 331 |
| SkyWest Airlines | 83.0% | 83 min | 0.4% | 996 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly PHX to YUM
On-time arrival % by scheduled departure hour (local time), 2,802 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 12am–1am | Limited data | 1 | |
| 1am–2am | Limited data | 1 | |
| 8am–9am | 88.3% | 2.8% | 247 |
| 9am–10am | 83.2% | 0.0% | 155 |
| 10am–11am | 87.7% | 0.3% | 358 |
| 11am–12pm | 83.1% | 0.5% | 220 |
| 12pm–1pm | 80.9% | 0.0% | 157 |
| 1pm–2pm | 76.9% | 1.5% | 66 |
| 2pm–3pm | 86.4% | 0.6% | 163 |
| 3pm–4pm | 82.0% | 0.4% | 257 |
| 4pm–5pm | 86.2% | 1.3% | 309 |
| 5pm–6pm | 88.4% | 0.0% | 216 |
| 6pm–7pm | 63.2% | 2.6% | 39 |
| 7pm–8pm | 77.5% | 0.0% | 89 |
| 8pm–9pm | 84.3% | 0.0% | 121 |
| 9pm–10pm | 89.3% | 0.4% | 273 |
| 10pm–11pm | 86.6% | 0.0% | 127 |
| 11pm–12am | Limited data | 3 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on PHX to YUM
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 84.3% | -1.1 pts | 0.0% | 70 |
| Christmas & New Year (Dec 20 - Jan 3) | 81.5% | -3.9 pts | 0.0% | 119 |
| Summer peak (Jun 15 - Aug 15) | 84.6% | -0.9 pts | 0.8% | 379 |
| All other days | 85.4% | — | 0.7% | 2,234 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).