AS1257 SEA → SNA
Alaska Airlines · Seattle, WA to Santa Ana, CA · 50 flights observed, 2025-07-01 to 2025-08-19 · 978 mi
On-time arrival
61%
Median delay
+8 min
90th percentile
+33 min
Cancellation rate
8%
How often is AS1257 on time?
Across 50 flights on SEA → SNA from 2025-07-01 to 2025-08-19, AS1257 arrived within 15 minutes of schedule 61% of the time. The median arrival delay was +8 min, and the worst 10% of flights arrived +33 min or later. 8% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 28 | 61% |
| 16-30 min | 10 | 22% |
| 31-60 min | 6 | 13% |
| 61-120 min | 2 | 4% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 28 | 68% | +10 min |
| 2025-08 | 18 | 50% | +18 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 7 | 57% |
| Tue | 7 | 57% |
| Wed | 7 | 43% |
| Thu | 7 | 71% |
| Fri | 7 | 57% |
| Sat | 6 | 100% |
| Sun | 5 | 40% |
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…