Air Miles Calculator

Distance between Kansas City, MO (MCI) and Seattle, WA (SEA)

Flight distance from Kansas City to Seattle (Kansas City International Airport – Seattle–Tacoma International Airport) is 1489 miles / 2397 kilometers / 1294 nautical miles. Estimated flight time is 3 hours 19 minutes.

Driving distance from Kansas City (MCI) to Seattle (SEA) is 1851 miles / 2979 kilometers and travel time by car is about 30 hours 3 minutes.

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).

Airport information


A Kansas City International Airport
City: Kansas City, MO
Country: United States Flag of United States
IATA Code: MCI
ICAO Code: KMCI
Coordinates: 39°17′51″N, 94°42′50″W

B 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

Time difference and current local times

The time difference between Kansas City and Seattle is 2 hours. Seattle is 2 hours behind Kansas City.

Time Difference

Kansas City, MO

 CDT

Seattle, WA

 PDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 179 kg (394 pounds).

Frequent Flyer Miles Calculator

Kansas City (MCI) → Seattle (SEA).

Distance:
1489
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1489

Round trip?