Flight OddsAS787 CHS → SEA
Alaska Airlines · Charleston, SC to Seattle, WA · 164 flights observed, 2026-01-07 to 2026-06-30 · 2,415 mi
AS787 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
77%
Median delay
+3 min
90th percentile
+27 min
Cancellation rate
1%
How often is AS787 on time?
Across 164 flights on CHS → SEA from 2026-01-07 to 2026-06-30, AS787 arrived within 15 minutes of schedule 77% of the time. The median arrival delay was +3 min, and the worst 10% of flights arrived +27 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 | 126 | 77% |
| 16-30 min | 23 | 14% |
| 31-60 min | 9 | 6% |
| 61-120 min | 5 | 3% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-01 | 18 | 61% | +3 min |
| 2026-02 | 24 | 83% | -2 min |
| 2026-03 | 31 | 74% | +3 min |
| 2026-04 | 30 | 77% | +3 min |
| 2026-05 | 30 | 80% | +2 min |
| 2026-06 | 30 | 83% | +9 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 25 | 84% |
| Tue | 19 | 74% |
| Wed | 24 | 79% |
| Thu | 25 | 64% |
| Fri | 25 | 76% |
| Sat | 20 | 85% |
| Sun | 25 | 80% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…