Flight OddsAS411 SEA → SFO
Alaska Airlines · Seattle, WA to San Francisco, CA · 88 flights observed, 2025-10-26 to 2026-04-20 · 679 mi
AS411 covers more than one route in the data window — the stats below are for SEA → SFO, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
66%
Median delay
+3 min
90th percentile
+70 min
Cancellation rate
0%
How often is AS411 on time?
Across 88 flights on SEA → SFO from 2025-10-26 to 2026-04-20, AS411 arrived within 15 minutes of schedule 66% of the time. The median arrival delay was +3 min, and the worst 10% of flights arrived +70 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 58 | 66% |
| 16-30 min | 7 | 8% |
| 31-60 min | 11 | 13% |
| 61-120 min | 9 | 10% |
| 2+ hrs | 3 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-10 | 4 | 75% | +5 min |
| 2025-11 | 19 | 89% | -1 min |
| 2025-12 | 20 | 50% | +27 min |
| 2026-01 | 5 | 20% | +87 min |
| 2026-02 | 10 | 80% | +11 min |
| 2026-03 | 18 | 67% | +3 min |
| 2026-04 | 12 | 58% | +17 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 21 | 76% |
| Tue | 4 | 50% |
| Wed | 1 | 100% |
| Thu | 17 | 71% |
| Fri | 15 | 73% |
| Sat | 9 | 78% |
| Sun | 21 | 43% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…