Best Time to Fly EUG to SAN: On-Time Stats by Hour & Airline
Mahlon Sweet Field → San Diego International
Data through July 2026 · Last updated October 18, 2026
474 flights were scheduled from Eugene (EUG) to San Diego (SAN) in the last 12 months, and 77.0% of those that flew arrived on time, 0.6 points below the US average of 77.6%.
Among 3 airlines, Alaska Airlines led with 80.0% on time and SkyWest Airlines was last with 74.9%.
Over 24 months, Tuesday was the most reliable day (87% on time) and February the worst month (53%).
The cancellation rate was 0.8% (US average 1.8%).
EUG 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 |
|---|---|---|---|---|
| Alaska Airlines | 80.0% | 55 min | 2.7% | 73 |
| Southwest Airlines | 79.4% | 37 min | 0.0% | 142 |
| SkyWest Airlines | 74.9% | 46 min | 0.8% | 259 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly EUG to SAN
On-time arrival % by scheduled departure hour (local time), 741 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 7am–8am | 83.3% | 0.0% | 73 |
| 10am–11am | 75.0% | 0.0% | 64 |
| 11am–12pm | 80.3% | 0.0% | 179 |
| 12pm–1pm | 80.5% | 0.0% | 77 |
| 1pm–2pm | Limited data | 9 | |
| 2pm–3pm | 57.7% | 0.0% | 52 |
| 3pm–4pm | Limited data | 15 | |
| 4pm–5pm | 90.7% | 3.6% | 56 |
| 5pm–6pm | 69.5% | 1.2% | 83 |
| 6pm–7pm | 62.0% | 1.5% | 133 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on EUG 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 | 19 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 65.0% | -11.3 pts | 2.4% | 41 |
| Summer peak (Jun 15 - Aug 15) | 71.6% | -4.7 pts | 0.0% | 218 |
| All other days | 76.3% | — | 0.9% | 463 |
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).