AS2138 MSO → SEA
Alaska Airlines · Missoula, MT to Seattle, WA · 15 flights observed, 2026-06-11 to 2026-06-30 · 389 mi
AS2138 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
33%
Median delay
+23 min
90th percentile
+46 min
Cancellation rate
0%
How often is AS2138 on time?
Across 15 flights on MSO → SEA from 2026-06-11 to 2026-06-30, AS2138 arrived within 15 minutes of schedule 33% of the time. The median arrival delay was +23 min, and the worst 10% of flights arrived +46 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 | 5 | 33% |
| 16-30 min | 6 | 40% |
| 31-60 min | 4 | 27% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-06 | 15 | 33% | +24 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 3 | 67% |
| Tue | 3 | 0% |
| Wed | No data | — |
| Thu | 3 | 67% |
| Fri | 3 | 0% |
| Sat | No data | — |
| Sun | 3 | 33% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…