Alaska Airlines
AS138Missoula to Seattle
Alaska Airlines flight AS138 flies from Missoula (MSO) to Seattle Tacoma (SEA), 624 km. Over August 2025 to April 2026 it usually arrives about 12 minutes late: 75% of 199 flights arrived within 15 minutes of schedule and 0% were cancelled (US Department of Transportation data).
On-time record, last 12 months
75%
on time (within 15 min)
15%
more than 30 min late
0%
cancelled
+12 min
average arrival vs schedule
Every operation of AS138, August 2025 to April 2026: 199 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as AS138
- Missoula (MSO) to Seattle Tacoma (SEA)70 flights
- Anchorage (ANC) to Chicago O'Hare (ORD)49 flights
- Los Angeles (LAX) to San Francisco (SFO)31 flights
- Detroit (DTW) to Seattle Tacoma (SEA)28 flights
- San Francisco (SFO) to Portland (PDX)21 flights
Other flights from Missoula to Seattle
More about Missoula (MSO) and Seattle Tacoma (SEA).
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