Flight OddsAS427 PDX → SEA
Alaska Airlines · Portland, OR to Seattle, WA · 20 flights observed, 2026-06-11 to 2026-06-30 · 129 mi
AS427 covers more than one route in the data window — the stats below are for PDX → SEA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
35%
Median delay
+22 min
90th percentile
+54 min
Cancellation rate
0%
How often is AS427 on time?
Across 20 flights on PDX → SEA from 2026-06-11 to 2026-06-30, AS427 arrived within 15 minutes of schedule 35% of the time. The median arrival delay was +22 min, and the worst 10% of flights arrived +54 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 | 7 | 35% |
| 16-30 min | 8 | 40% |
| 31-60 min | 4 | 20% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 1 | 5% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-06 | 20 | 35% | +27 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 3 | 33% |
| Tue | 3 | 33% |
| Wed | 2 | 0% |
| Thu | 3 | 0% |
| Fri | 3 | 33% |
| Sat | 3 | 67% |
| Sun | 3 | 67% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…