Flight Reliability
AS 1475 · Alaska Airlines
Seattle → San Francisco (SEA–SFO)84% of its flights flew this route. The rest (SEA–EWR) are included in these numbers.
0
Bring Snacks
WanderNerd Reliability Score
- 24%
- Arrive within 15 minutes
- 35 min
- Average arrival delay
- 6.8%
- Cancelled
- 33 min
- Median arrival delay
Based on 44 historical flights. Data through May 2026.
What the data says
Well behind the SEA–SFO route.
AS 1475 arrived on time 24% of the time, versus 70% across the SEA–SFO route.
Well behind the Alaska Airlines network.
AS 1475 arrived on time 24% of the time, versus 80% across the Alaska Airlines network.
The breakdown
- Mon—(5 flights)
- Tue—(6 flights)
- Wed—(7 flights)
- Thu—(5 flights)
- Fri—(7 flights)
- Sat—(4 flights)
- Sun—(7 flights)
- 6–9 AM21%(34 flights)
- 3–6 PM—(7 flights)
- Departures on time
- 39%
- Diverted
- 0%
- Flights flown
- 41
- Months covered
- 3
Same route, other flights
Keep nerding
Based on 44 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.