Flight Reliability
AS 1141 · Alaska Airlines
Seattle → STS (SEA–STS)94% of its flights flew this route. The rest (ITO–HNL, HNL–LIH) are included in these numbers.
100
Nerd Approved
WanderNerd Reliability Score
- 98%
- Arrive within 15 minutes
- 10 min early
- Average arrival delay
- 0%
- Cancelled
- 11 min early
- Median arrival delay
Based on 47 historical flights. Data through May 2026.
What the data says
Well ahead of the SEA–STS route.
AS 1141 arrived on time 98% of the time, versus 81% across the SEA–STS route.
Well ahead of the Alaska Airlines network.
AS 1141 arrived on time 98% of the time, versus 80% across the Alaska Airlines network.
The breakdown
- Mon—(6 flights)
- Tue—(6 flights)
- Wed—(9 flights)
- Thu—(7 flights)
- Fri—(6 flights)
- Sat—(6 flights)
- Sun—(7 flights)
- 12–3 PM—(1 flights)
- 3–6 PM—(2 flights)
- 6–9 PM100%(44 flights)
- Departures on time
- 87%
- Diverted
- 0%
- Flights flown
- 47
- Months covered
- 4
Same route, other flights
Keep nerding
Based on 47 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.