Flight Reliability
AS 1411 · Alaska Airlines
Seattle → Los Angeles (SEA–LAX)
91
Nerd Approved
WanderNerd Reliability Score
- 88%
- Arrive within 15 minutes
- 2 min early
- Average arrival delay
- 1.2%
- Cancelled
- 8 min early
- Median arrival delay
Based on 161 historical flights. Data through May 2026.
What the data says
Sunday scaries are real for this one.
AS 1411 arrived on time 100% of the time on Saturdays and just 76% on Sundays. That gap is worth planning around.
A bit ahead of the SEA–LAX route.
AS 1411 arrived on time 88% of the time, versus 84% across the SEA–LAX route.
Better than the Alaska Airlines network average.
AS 1411 arrived on time 88% of the time, versus 80% across the Alaska Airlines network.
The breakdown
- Mon92%(25 flights)
- Tue92%(26 flights)
- Wed92%(24 flights)
- Thu76%(25 flights)
- Fri95%(21 flights)
- Sat100%(13 flights)
- Sun76%(25 flights)
87%
May
Nov 96% → May 87% on time
| Month | On-time percentage | Flights |
|---|---|---|
| November 2025 | 96% | 23 |
| December 2025 | 82% | 28 |
| January 2026 | 86% | 21 |
| February 2026 | 81% | 26 |
| March 2026 | 94% | 17 |
| May 2026 | 87% | 30 |
- Departures on time
- 84%
- Diverted
- 0%
- Flights flown
- 159
- Months covered
- 8
Same route, other flights
Keep nerding
Based on 161 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.