Flight OddsAS402 CHS → SEA
Alaska Airlines · Charleston, SC to Seattle, WA · 35 flights observed, 2025-10-26 to 2025-12-17 · 2,415 mi
AS402 covers more than one route in the data window — the stats below are for CHS → SEA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
63%
Median delay
+5 min
90th percentile
+38 min
Cancellation rate
0%
How often is AS402 on time?
Across 35 flights on CHS → SEA from 2025-10-26 to 2025-12-17, AS402 arrived within 15 minutes of schedule 63% of the time. The median arrival delay was +5 min, and the worst 10% of flights arrived +38 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 | 22 | 63% |
| 16-30 min | 8 | 23% |
| 31-60 min | 5 | 14% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-10 | 5 | 80% | -8 min |
| 2025-11 | 14 | 57% | +12 min |
| 2025-12 | 16 | 63% | +11 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 6 | 33% |
| Tue | 3 | 33% |
| Wed | 7 | 43% |
| Thu | 6 | 83% |
| Fri | 5 | 80% |
| Sat | 2 | 100% |
| Sun | 6 | 83% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…