How far is Seattle, WA, from Kalispell, MT?
The distance between Kalispell (Glacier Park International Airport) and Seattle (Seattle–Tacoma International Airport) is 379 miles / 610 kilometers / 329 nautical miles.
The driving distance from Kalispell (FCA) to Seattle (SEA) is 531 miles / 854 kilometers, and travel time by car is about 10 hours 24 minutes.
Glacier Park International Airport – Seattle–Tacoma International Airport
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Distance from Kalispell to Seattle
There are several ways to calculate the distance from Kalispell to Seattle. Here are two standard methods:
Vincenty's formula (applied above)- 378.804 miles
- 609.626 kilometers
- 329.172 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- 377.712 miles
- 607.868 kilometers
- 328.223 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 Kalispell to Seattle?
The estimated flight time from Glacier Park International Airport to Seattle–Tacoma International Airport is 1 hour and 13 minutes.
What is the time difference between Kalispell and Seattle?
The time difference between Kalispell and Seattle is 1 hour. Seattle is 1 hour behind Kalispell.
Flight carbon footprint between Glacier Park International Airport (FCA) and Seattle–Tacoma International Airport (SEA)
On average, flying from Kalispell to Seattle generates about 81 kg of CO2 per passenger, and 81 kilograms equals 178 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Kalispell to Seattle
See the map of the shortest flight path between Glacier Park International Airport (FCA) and Seattle–Tacoma International Airport (SEA).
Airport information
| Origin | Glacier Park International Airport |
|---|---|
| City: | Kalispell, MT |
| Country: | United States  |
| IATA Code: | FCA |
| ICAO Code: | KGPI |
| Coordinates: | 48°18′37″N, 114°15′21″W |
| Destination | Seattle–Tacoma International Airport |
|---|---|
| City: | Seattle, WA |
| Country: | United States |
| IATA Code: | SEA |
| ICAO Code: | KSEA |
| Coordinates: | 47°26′56″N, 122°18′32″W |
Airlines flying from Kalispell (FCA) to Seattle (SEA)
| Alaska Airlines |