Cheap flights from Missoula to Seattle

One-way fares from $221 · MSO → SEA · prices found by travellers in the last 48 hours

Compare all dates Seattle → Missoula
Cheapest fare
$221

Alaska Airlines · Thu, Nov 26

Cheapest month
November

from $221

Direct flights
Yes

Alaska Airlines

Flight time
1h 45m

630 km

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Cheapest month to fly from Missoula to Seattle

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. November 2026 Cheapest $221

Cheapest dates in November 2026

The lowest fares we've seen for each day, cheapest first.

Alaska Airlines
Depart06:22 Thu, Nov 26MSO → SEA 1h 58m · Direct
$221one way, per person
View deal
See every date in November 2026 →

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Where to stay, what to do and getting around, from our travel partners.

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Things to do

Things to do in SeattleTours, attractions and day trips on Klook Explore →

Getting around

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About flights from Missoula to Seattle

Missoula (MSO) and Seattle (SEA) are about 630 km apart. Direct flights take around 1h 45m, and recent direct fares were with Alaska Airlines. Over the next few months, one-way fares start from $221, and November 2026 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Missoula to Seattle?

The cheapest one-way fare we've seen recently is $221 with Alaska Airlines, departing Thursday, November 26, 2026.

What is the cheapest month to fly from Missoula to Seattle?

November 2026 currently has the lowest fares, from $221 one way.

Are there direct flights from Missoula to Seattle?

Yes. Recent direct fares were with Alaska Airlines.

How long is the flight from Missoula to Seattle?

A direct flight takes about 1h 45m. Missoula and Seattle are around 630 km apart.

Which airlines fly from Missoula to Seattle?

Recent fares on this route were with Alaska Airlines.

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