Missoula to Seattle (MSO–SEA) — Airlines, Schedules & Connections
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No nonstop flights on this route. connecting options below.
MSO–SEA is served by 2 airlines with nonstop service. Alaska Airlines and British Airways lead the route. The flight covers 388 miles in approximately 1h 35m. Beyond nonstop, 12 hubs offer 1-stop connections.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| AS Alaska Airlines | 35 | 73G, 73H, 73J, E75 | 1h35-1h46 | – | Oneworld | – |
| BA British Airways | 7 | 7M9 | 1h46 | – | Oneworld | – |
Weekly Schedule Pattern
Connection Landscape
On-Time Performance
Other ways to reach Seattle from Missoula
| Metric | MSO→SEA | FCA→SEA | HLN→SEA |
|---|---|---|---|
| Distance from MSO | – | 97 mi | 102 mi |
| Nonstop airlines | 2 | 1 | 1 |
| Weekly flights | 42 | 25 | 7 |
| Flight time | 1h 35m | 1h 2m | 1h 50m |
Travel Essentials
MSO: MDT · SEA: MDT
When it's 6:00 PM in Missoula, it's 6:00 PM in Seattle.
Link Light Rail from the airport station (inside the terminal) to downtown Seattle takes 38 minutes ($3.50). No transfers needed; trains run 5am to 1am daily.Taxis and ride-shares to downtown cost $35–55. For Bellevue and Eastside destinations (across Lake Washington), ride-share is faster than Link. Car rentals are in the consolidated rental facility; take the free shuttle from baggage claim. Sound Transit buses serve Tacoma, Renton, and Federal Way.
Marine west coast climate. Winters are mild but persistently grey and rainy (3–9°C). Snow is rare at sea level but can occur December through February, causing significant disruptions when it does. The airport sits between Seattle and Tacoma in an area that receives more fog and low cloud than downtown Seattle.
Summers are famously pleasant (18–25°C) with low humidity and mostly clear skies, one of the best flying climates in the US from June through September. The wettest months are November through January.
MSO–SEA Quick Facts
Frequently Asked Questions
Flights from MSO to SEA
Missoula Montana Airport (MSO) and Seattle–Tacoma International Airport (SEA) are connected by nonstop service from Alaska Airlines and British Airways. With 42 weekly departures, this is a heavily served route.
MSO to SEA Flight Duration and Schedule
Nonstop flight time from MSO to SEA ranges from 1 hours 35 minutes to 1 hours 46 minutes. The route covers a distance of 388 miles (624 km). There are approximately 42 weekly flights outbound and 37 return, totaling 79 flights per week in both directions.
Connecting Options and Alternatives
12 one-stop connections are available, with the fastest taking approximately 5 hours via SJC. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Kalispell (FCA), Helena (HLN) and Great Falls (GTF).