Map of flight path and driving directions from Seattle to Waterloo.
Shortest flight path between Seattle Boeing Field (BFI) and Waterloo Regional Airport (ALO).
How far is Waterloo from Seattle?
There are several ways to calculate distances between Seattle and Waterloo. Here are two common methods:Vincenty's formula (applied above)
- 1493.609 miles
- 2403.730 kilometers
- 1297.911 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
- 1489.705 miles
- 2397.449 kilometers
- 1294.519 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 Seattle and Waterloo is 2 hours. Waterloo is 2 hours ahead of Seattle.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 179 kg (395 pounds).
Frequent Flyer Miles Calculator
Seattle (BFI) → Waterloo (ALO).