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How far is Seattle, WA, from Missoula, MT?

The distance between Missoula (Missoula Montana Airport) and Seattle (Seattle–Tacoma International Airport) is 389 miles / 625 kilometers / 338 nautical miles.

The driving distance from Missoula (MSO) to Seattle (SEA) is 476 miles / 766 kilometers, and travel time by car is about 8 hours 42 minutes.

Missoula Montana Airport – Seattle–Tacoma International Airport

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389
Miles
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625
Kilometers
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338
Nautical miles

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Distance from Missoula to Seattle

There are several ways to calculate the distance from Missoula to Seattle. Here are two standard methods:

Vincenty's formula (applied above)
  • 388.610 miles
  • 625.407 kilometers
  • 337.693 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula
  • 387.487 miles
  • 623.600 kilometers
  • 336.717 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

How long does it take to fly from Missoula to Seattle?

The estimated flight time from Missoula Montana Airport to Seattle–Tacoma International Airport is 1 hour and 14 minutes.

Flight carbon footprint between Missoula Montana Airport (MSO) and Seattle–Tacoma International Airport (SEA)

On average, flying from Missoula to Seattle generates about 82 kg of CO2 per passenger, and 82 kilograms equals 181 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Missoula to Seattle

See the map of the shortest flight path between Missoula Montana Airport (MSO) and Seattle–Tacoma International Airport (SEA).

Airport information

Origin Missoula Montana Airport
City: Missoula, MT
Country: United States Flag of United States
IATA Code: MSO
ICAO Code: KMSO
Coordinates: 46°54′58″N, 114°5′27″W
Destination Seattle–Tacoma International Airport
City: Seattle, WA
Country: United States Flag of United States
IATA Code: SEA
ICAO Code: KSEA
Coordinates: 47°26′56″N, 122°18′32″W

Airlines flying from Missoula (MSO) to Seattle (SEA)

Alaska Airlines