Southwest Airlines OAK to PDX on-time performance
Southwest Airlines nonstop flights from Oakland to Portland · Aug 2025 – Jul 2026
On-time arrivals
79%
arrived < 15 min late
Cancelled
0.4%
5 flights
Avg arrival delay
12 min
52 min when late
Rank on route
#3 of 3
route average 80% on time
Key facts
- Southwest Airlines flights on OAK to PDX arrived on time 79% of the time in Aug 2025 – Jul 2026.
- 0.4% were cancelled, and 6% arrived an hour or more late.
- That ranks #3 of 3 airlines on this route, which averaged 80% on time overall.
- The largest source of delay minutes was late-arriving aircraft (68%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft68%
- Airline (crew, maintenance, cleaning, fueling)29%
- Air traffic control & airport congestion2%
- Extreme weather0%
- Security0%
Other airlines on OAK to PDX
- SkyWest Airlines88% on time · 6 min avg delay
- Alaska Airlines100% on time · 0 min avg delay
Full OAK to PDX comparison →
Southwest Airlines on-time record across all routes →
1,158 Southwest Airlines flights tracked on this route; 5 cancelled, 0 diverted.
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.