Flight OddsAS403 LAS → SEA
Alaska Airlines · Las Vegas, NV to Seattle, WA · 71 flights observed, 2025-07-01 to 2025-10-25 · 867 mi
AS403 covers more than one route in the data window — the stats below are for LAS → SEA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
68%
Median delay
-3 min
90th percentile
+55 min
Cancellation rate
3%
How often is AS403 on time?
Across 71 flights on LAS → SEA from 2025-07-01 to 2025-10-25, AS403 arrived within 15 minutes of schedule 68% of the time. The median arrival delay was -3 min, and the worst 10% of flights arrived +55 min or later. 3% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 47 | 68% |
| 16-30 min | 5 | 7% |
| 31-60 min | 12 | 17% |
| 61-120 min | 4 | 6% |
| 2+ hrs | 1 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 30 | 70% | +10 min |
| 2025-08 | 19 | 58% | +11 min |
| 2025-10 | 20 | 75% | +8 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 10 | 60% |
| Tue | 11 | 82% |
| Wed | 10 | 100% |
| Thu | 9 | 33% |
| Fri | 8 | 50% |
| Sat | 11 | 82% |
| Sun | 10 | 60% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…