Route Reliability
Portland → Santa Ana
PDX–SNA · 859 miles · Portland International Airport to John Wayne Airport
- 91%
- Arrive within 15 minutes
- 4 min early
- Average arrival delay
- 1.4%
- Cancelled
- 1,543
- Flights in the data
Data through May 2026.
Alaska Airlines is the only airline in this data on this route, arriving on time 91% of the time across 1,543 flights. No comparison to make.
What the data says
The late departure is the smart one here.
PDX–SNA flights departing between 6–9 PM arrived on time 96% of the time, versus 86% between 6–9 AM.
Friday has been the better bet.
A small edge: 93% on time on Fridays against 88% on Wednesdays.
Ticking up lately.
PDX–SNA flights arrived on time 95% of the time over the last three months in the data, compared with 88% in the three months before that.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon90%(223 flights)
- Tue89%(217 flights)
- Wed88%(215 flights)
- Thu92%(218 flights)
- Fri93%(216 flights)
- Sat93%(204 flights)
- Sun90%(227 flights)
- 6–9 AM86%(358 flights)
- 9 AM–12 PM90%(401 flights)
- 12–3 PM92%(324 flights)
- 3–6 PM92%(168 flights)
- 6–9 PM96%(269 flights)
Jun 90% → May 98% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 90% | 112 |
| July 2025 | 91% | 116 |
| August 2025 | 91% | 130 |
| September 2025 | 95% | 147 |
| October 2025 | 84% | 140 |
| November 2025 | 90% | 144 |
| December 2025 | 84% | 145 |
| January 2026 | 90% | 116 |
| February 2026 | 92% | 106 |
| March 2026 | 90% | 124 |
| April 2026 | 96% | 117 |
| May 2026 | 98% | 123 |
Same trip, other airports
Keep nerding
Based on 1,543 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.