Map of flight path and driving directions from Seattle to Annette.
Shortest flight path between Seattle–Tacoma International Airport (SEA) and Annette Island Airport (ANN).
How far is Annette from Seattle?
There are several ways to calculate distances between Seattle and Annette. Here are two common methods:Vincenty's formula (applied above)
- 659.939 miles
- 1062.068 kilometers
- 573.471 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
- 658.961 miles
- 1060.494 kilometers
- 572.621 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 Annette is 1 hour. Annette is 1 hour behind Seattle.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 120 kg (265 pounds).
Frequent Flyer Miles Calculator
Seattle (SEA) → Annette (ANN).