Flight OddsAS1309 SAN → SEA
Alaska Airlines · San Diego, CA to Seattle, WA · 61 flights observed, 2026-03-19 to 2026-06-08 · 1,050 mi
AS1309 covers more than one route in the data window — the stats below are for SAN → SEA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
98%
Median delay
-14 min
90th percentile
-4 min
Cancellation rate
2%
How often is AS1309 on time?
Across 61 flights on SAN → SEA from 2026-03-19 to 2026-06-08, AS1309 arrived within 15 minutes of schedule 98% of the time. The median arrival delay was -14 min, and the worst 10% of flights arrived -4 min or later. 2% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 59 | 98% |
| 16-30 min | 1 | 2% |
| 31-60 min | 0 | 0% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-03 | 13 | 100% | -21 min |
| 2026-04 | 26 | 100% | -16 min |
| 2026-05 | 16 | 94% | -10 min |
| 2026-06 | 5 | 100% | -4 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 12 | 100% |
| Tue | 5 | 100% |
| Wed | 5 | 100% |
| Thu | 12 | 100% |
| Fri | 11 | 100% |
| Sat | 5 | 100% |
| Sun | 10 | 90% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…