Yuma MCAS/Yuma International (YUM) Delays and On-Time Departures
Yuma, AZ · ranked 25th of 333 airports for on-time departures
Data through July 2026 · Last updated October 18, 2026
86.8% of the 1,692 flights scheduled to depart Yuma (YUM) in the last 12 months left on time, 9.3 points above the US average of 77.4%.
That ranks 25th of 333 US airports tracked on this site, with 1.2% of departures cancelled.
Among airlines at Yuma (YUM), Envoy Air left on time most often (88.3%).
Over 24 months, Wednesday was the most reliable day (90% on time) and June the worst month (83%).
Best time of day to fly out of Yuma (YUM)
On-time departure % by scheduled departure hour (local time), last 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 95.1% | 0.0% | 123 |
| 6am–7am | 92.8% | 0.7% | 827 |
| 7am–8am | 93.2% | 0.9% | 340 |
| 8am–9am | 94.2% | 1.1% | 87 |
| 10am–11am | 85.5% | 2.8% | 248 |
| 11am–12pm | 85.9% | 0.2% | 420 |
| 12pm–1pm | 83.1% | 0.3% | 320 |
| 1pm–2pm | 83.3% | 0.0% | 234 |
| 2pm–3pm | 76.9% | 1.9% | 53 |
| 3pm–4pm | 86.1% | 0.0% | 144 |
| 4pm–5pm | 71.0% | 2.6% | 39 |
| 5pm–6pm | 80.6% | 1.6% | 314 |
| 6pm–7pm | 85.7% | 0.0% | 300 |
| 7pm–8pm | 76.4% | 1.4% | 73 |
| 8pm–9pm | Limited data | 4 | |
| 9pm–10pm | Limited data | 4 | |
| 11pm–12am | Limited data | 1 | |
Airlines at YUM ranked by on-time departures
Last 12 months. Airlines with fewer than 30 departures are marked “limited data”.
| Airline | On-time departures | On-time arrivals | Cancelled | Departures |
|---|---|---|---|---|
| Envoy Air | 88.3% | 86.4% | 2.7% | 485 |
| SkyWest Airlines | 86.2% | 86.8% | 0.7% | 1,207 |
80%+ good 70–79.9% fair <70% poor
Best day to fly out of YUM
On-time departures by day, 24 months.
Best month to fly out of YUM
On-time departures by month, 24 months.
Holiday travel at Yuma (YUM)
On-time departures during holiday periods compared with all other days, last 24 months.
| Period | On-time departures | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 84.5% | -3.0 pts | 0.0% | 84 |
| Christmas & New Year (Dec 20 - Jan 3) | 83.2% | -4.3 pts | 0.0% | 149 |
| Summer peak (Jun 15 - Aug 15) | 87.8% | +0.3 pts | 0.8% | 503 |
| All other days | 87.5% | — | 0.8% | 2,795 |
Monthly on-time departure trend at YUM
On-time departure % each month, with the 12-month US average for reference.
Routes from Yuma (YUM)
Every route from YUM with its own page, by number of flights (last 12 months, on-time arrivals).
| To | On time | Cancelled | Flights |
|---|---|---|---|
| YUM → Phoenix (PHX) | 85.1% | 1.2% | 1,327 |
| YUM → Dallas/Fort Worth (DFW) | 92.4% | 1.4% | 365 |