Map of flight path and driving directions from Kansas City to Seattle.
Shortest flight path between Kansas City International Airport (MCI) and Seattle–Tacoma International Airport (SEA).
How far is Seattle from Kansas City?
There are several ways to calculate distances between Kansas City and Seattle. Here are two common methods:Vincenty's formula (applied above)
- 1489.327 miles
- 2396.839 kilometers
- 1294.190 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.Haversine formula
- 1486.075 miles
- 2391.605 kilometers
- 1291.364 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).
Time difference and current local times
The time difference between Kansas City and Seattle is 2 hours. Seattle is 2 hours behind Kansas City.
Kansas City, MO
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 179 kg (394 pounds).
Frequent Flyer Miles Calculator
Kansas City (MCI) → Seattle (SEA).