Best Time to Fly MRY to PHX: On-Time Stats by Hour & Airline
Monterey Regional → Phoenix Sky Harbor International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 82.7% of Monterey (MRY) to Phoenix (PHX) flights arrived on time (1,374 scheduled flights). That is 5.0 points above the national average of 77.6%.
Among 3 airlines, Envoy Air led with 87.2% on time and American Airlines was last with 81.7%.
Over 24 months, Tuesday was the most reliable day (88% on time) and May the worst month (79%).
The cancellation rate was 1.2% (US average 1.8%).
MRY to PHX 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 | 87.2% | 43 min | 1.3% | 230 |
| SkyWest Airlines | 81.8% | 113 min | 0.9% | 852 |
| American Airlines | 81.7% | 123 min | 1.7% | 292 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly MRY to PHX
On-time arrival % by scheduled departure hour (local time), 2,873 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | 92.2% | 0.8% | 724 |
| 9am–10am | 85.2% | 0.5% | 408 |
| 10am–11am | 88.9% | 0.0% | 54 |
| 11am–12pm | Limited data | 1 | |
| 12pm–1pm | 76.4% | 0.6% | 528 |
| 1pm–2pm | 80.0% | 2.8% | 108 |
| 3pm–4pm | Limited data | 1 | |
| 4pm–5pm | 77.9% | 1.2% | 570 |
| 7pm–8pm | 84.7% | 0.4% | 479 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on MRY to PHX
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) | 79.4% | -4.4 pts | 0.0% | 63 |
| Christmas & New Year (Dec 20 - Jan 3) | 82.8% | -1.0 pts | 1.5% | 130 |
| Summer peak (Jun 15 - Aug 15) | 83.8% | -0.0 pts | 1.0% | 481 |
| All other days | 83.8% | — | 0.7% | 2,199 |
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).