Best Time to Fly MRY to SAN: On-Time Stats by Hour & Airline
Monterey Regional → San Diego International
Data through July 2026 · Last updated October 18, 2026
540 flights were scheduled from Monterey (MRY) to San Diego (SAN) in the last 12 months, and 78.2% of those that flew arrived on time, 0.6 points above the US average of 77.6%.
SkyWest Airlines was the only reporting airline with regular flights on this route.
Over 24 months, Saturday was the most reliable day (88% on time) and December the worst month (64%).
The cancellation rate was 3.0% (US average 1.8%).
MRY to SAN 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 |
|---|---|---|---|---|
| SkyWest Airlines | 78.2% | 56 min | 3.0% | 540 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly MRY to SAN
On-time arrival % by scheduled departure hour (local time), 1,252 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | 89.5% | 4.2% | 600 |
| 7am–8am | Limited data | 5 | |
| 11am–12pm | Limited data | 1 | |
| 2pm–3pm | 72.1% | 0.8% | 359 |
| 3pm–4pm | 60.8% | 1.7% | 174 |
| 5pm–6pm | 68.7% | 1.5% | 68 |
| 6pm–7pm | 63.6% | 2.2% | 45 |
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 SAN
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) | Limited data | 26 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 61.1% | -18.7 pts | 5.3% | 57 |
| Summer peak (Jun 15 - Aug 15) | 76.1% | -3.7 pts | 4.5% | 247 |
| All other days | 79.8% | — | 2.1% | 922 |
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).