Flight OddsMSO → SEA Alaska Airlines
Alaska Airlines · Missoula, MT to Seattle, WA · 1,188 flights, 2025-07-01 to 2026-06-30 · aggregated across 24 flight numbers
On-time arrival
83%
Median delay
-5 min
90th percentile
+25 min
Cancellation rate
1%
How on-time is Alaska Airlines from MSO to SEA?
Across every Alaska Airlines flight number on MSO → SEA (1,188 flights, 2025-07-01 to 2026-06-30), 83% arrived within 15 minutes of schedule. Median arrival delay -5 min; the worst 10% ran +25 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 974 | 83% |
| 16-30 min | 101 | 9% |
| 31-60 min | 53 | 5% |
| 61-120 min | 26 | 2% |
| 2+ hrs | 19 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 123 | 81% | +7 min |
| 2025-08 | 123 | 76% | +9 min |
| 2025-09 | 98 | 89% | -3 min |
| 2025-10 | 104 | 84% | -1 min |
| 2025-11 | 87 | 83% | +3 min |
| 2025-12 | 92 | 77% | +9 min |
| 2026-01 | 90 | 91% | -2 min |
| 2026-02 | 77 | 91% | -6 min |
| 2026-03 | 81 | 83% | +10 min |
| 2026-04 | 86 | 93% | -6 min |
| 2026-05 | 102 | 79% | +3 min |
| 2026-06 | 110 | 75% | +5 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 176 | 86% |
| Tue | 172 | 81% |
| Wed | 161 | 89% |
| Thu | 172 | 85% |
| Fri | 168 | 73% |
| Sat | 153 | 85% |
| Sun | 171 | 82% |
AS flight numbers on MSO → SEA
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…