Air Miles Calculator

Distance between Calgary (YYC) and Seattle, WA (BFI)

Distance from Calgary to Seattle (Calgary International Airport – Boeing Field) is 448 miles / 721 kilometers / 390 nautical miles.

How far is Seattle from Calgary?

There are several ways to calculate distances between Calgary and Seattle. Here are two common methods:

Vincenty's formula (applied above)
  • 448.261 miles
  • 721.405 kilometers
  • 389.528 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
  • 447.288 miles
  • 719.841 kilometers
  • 388.683 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).

Flight duration

Estimated flight time from Calgary International Airport (YYC) to Boeing Field (BFI) is 1 hour 20 minutes.

Time difference and current local times

The time difference between Calgary and Seattle is 1 hour. Seattle is 1 hour behind Calgary.

Time Difference

Calgary
Seattle

Calgary

 MDT

Seattle, WA

 PDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 91 kg (201 pounds).

Airport information


A Calgary International Airport
City: Calgary
Country: Canada Flag of Canada
IATA Code: YYC
ICAO Code: CYYC
Coordinates: 51°6′50″N, 114°1′11″W

B Boeing Field
City: Seattle, WA
Country: United States Flag of United States
IATA Code: BFI
ICAO Code: KBFI
Coordinates: 47°31′47″N, 122°18′7″W

Calgary to Seattle flight path

Shortest flight path between Calgary International Airport (YYC) and Boeing Field (BFI).

Frequent Flyer Miles Calculator

Calgary (YYC) → Seattle (BFI).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
448
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
448

Round trip?