Flight OddsAS665 MSO → SEA
Alaska Airlines · Missoula, MT to Seattle, WA · 34 flights observed, 2026-03-19 to 2026-04-21 · 389 mi
AS665 covers more than one route in the data window — the stats below are for MSO → SEA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
94%
Median delay
-10 min
90th percentile
+7 min
Cancellation rate
6%
How often is AS665 on time?
Across 34 flights on MSO → SEA from 2026-03-19 to 2026-04-21, AS665 arrived within 15 minutes of schedule 94% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +7 min or later. 6% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 30 | 94% |
| 16-30 min | 0 | 0% |
| 31-60 min | 2 | 6% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-03 | 12 | 100% | -9 min |
| 2026-04 | 20 | 90% | -8 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 100% |
| Tue | 5 | 80% |
| Wed | 4 | 75% |
| Thu | 5 | 100% |
| Fri | 3 | 100% |
| Sat | 5 | 100% |
| Sun | 5 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…