Flight Reliability
AS 1357 · Alaska Airlines
Seattle → Santa Ana (SEA–SNA)
90
Nerd Approved
WanderNerd Reliability Score
- 86%
- Arrive within 15 minutes
- 3 min early
- Average arrival delay
- 0.5%
- Cancelled
- 7 min early
- Median arrival delay
Based on 211 historical flights. Data through May 2026.
What the data says
Skip Monday if you can.
AS 1357 arrived on time 92% of the time on Saturdays. On Mondays: 77%.
A bit ahead of the Alaska Airlines network.
AS 1357 arrived on time 86% of the time, versus 80% across the Alaska Airlines network.
Ticking up lately.
AS 1357 arrived on time 89% of the time over the last three months in the data, compared with 82% in the three months before that.
The breakdown
- Mon77%(31 flights)
- Tue81%(31 flights)
- Wed90%(30 flights)
- Thu87%(31 flights)
- Fri90%(29 flights)
- Sat92%(26 flights)
- Sun84%(31 flights)
94%
May
Nov 87% → May 94% on time
| Month | On-time percentage | Flights |
|---|---|---|
| November 2025 | 87% | 30 |
| December 2025 | 86% | 28 |
| January 2026 | 90% | 31 |
| February 2026 | 71% | 28 |
| March 2026 | 82% | 28 |
| April 2026 | 93% | 27 |
| May 2026 | 94% | 31 |
- Departures on time
- 79%
- Diverted
- 0.5%
- Flights flown
- 209
- Months covered
- 8
Same route, other flights
Keep nerding
Based on 211 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.