Alaska Airlines OAK to SEA on-time performance
Alaska Airlines nonstop flights from Oakland to Seattle · Aug 2025 – Jul 2026
On-time arrivals
81%
arrived < 15 min late
Cancelled
1.4%
10 flights
Avg arrival delay
11 min
53 min when late
Rank on route
#1 of 3
route average 78% on time
Key facts
- Alaska Airlines flights on OAK to SEA arrived on time 81% of the time in Aug 2025 – Jul 2026.
- 1.4% were cancelled, and 4% arrived an hour or more late.
- That ranks #1 of 3 airlines on this route, which averaged 78% on time overall.
- The largest source of delay minutes was late-arriving aircraft (42%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft42%
- Airline (crew, maintenance, cleaning, fueling)36%
- Air traffic control & airport congestion21%
- Extreme weather1%
- Security0%
Other airlines on OAK to SEA
- Southwest Airlines75% on time · 13 min avg delay
- SkyWest Airlines79% on time · 13 min avg delay
Full OAK to SEA comparison →
Alaska Airlines on-time record across all routes →
734 Alaska Airlines flights tracked on this route; 10 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.