Best Time to Fly SNA to PDX: On-Time Stats by Hour & Airline
John Wayne Airport-Orange County → Portland International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 93.2% of Santa Ana (SNA) to Portland (PDX) flights arrived on time (1,550 scheduled flights). That is 15.6 points above the national average of 77.6%.
Alaska Airlines was the only reporting airline with regular flights on this route.
April has been the best month (96% on time) and Thursday the weakest day of the week (90%).
1.2% of flights were cancelled, versus 1.8% nationally.
SNA to PDX 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 | 93.2% | 43 min | 1.2% | 1,550 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly SNA to PDX
On-time arrival % by scheduled departure hour (local time), 2,993 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | 87.8% | 1.5% | 200 |
| 7am–8am | 95.4% | 1.6% | 504 |
| 8am–9am | Limited data | 13 | |
| 9am–10am | 88.7% | 0.0% | 212 |
| 10am–11am | 91.6% | 0.0% | 285 |
| 11am–12pm | 89.7% | 0.5% | 205 |
| 12pm–1pm | 91.5% | 1.7% | 60 |
| 1pm–2pm | 90.2% | 2.0% | 251 |
| 2pm–3pm | 89.4% | 0.8% | 351 |
| 4pm–5pm | 86.8% | 1.4% | 69 |
| 5pm–6pm | 90.1% | 0.0% | 81 |
| 6pm–7pm | 92.5% | 0.8% | 483 |
| 7pm–8pm | 88.6% | 0.0% | 35 |
| 8pm–9pm | 93.4% | 3.2% | 126 |
| 9pm–10pm | 96.5% | 4.2% | 118 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on SNA to PDX
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) | 77.8% | -14.5 pts | 1.6% | 64 |
| Christmas & New Year (Dec 20 - Jan 3) | 77.0% | -15.3 pts | 1.5% | 137 |
| Summer peak (Jun 15 - Aug 15) | 93.5% | +1.2 pts | 1.5% | 467 |
| All other days | 92.3% | — | 1.1% | 2,325 |
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).