Flight OddsAS133 SEA → ANC
Alaska Airlines · Seattle, WA to Anchorage, AK · 106 flights observed, 2025-07-01 to 2025-10-24 · 1,448 mi
AS133 covers more than one route in the data window — the stats below are for SEA → ANC, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
79%
Median delay
+1 min
90th percentile
+41 min
Cancellation rate
1%
How often is AS133 on time?
Across 106 flights on SEA → ANC from 2025-07-01 to 2025-10-24, AS133 arrived within 15 minutes of schedule 79% of the time. The median arrival delay was +1 min, and the worst 10% of flights arrived +41 min or later. 1% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 83 | 79% |
| 16-30 min | 7 | 7% |
| 31-60 min | 10 | 10% |
| 61-120 min | 3 | 3% |
| 2+ hrs | 2 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 29 | 69% | +16 min |
| 2025-08 | 29 | 72% | +11 min |
| 2025-09 | 26 | 100% | -13 min |
| 2025-10 | 21 | 76% | +18 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 16 | 94% |
| Tue | 17 | 94% |
| Wed | 14 | 71% |
| Thu | 17 | 82% |
| Fri | 16 | 56% |
| Sat | 10 | 70% |
| Sun | 15 | 80% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…