# Distance between Seattle, WA (SEA) and Annette, AK (ANN)

Flight distance from Seattle to Annette (Seattle–Tacoma International Airport – Annette Island Airport) is 660 miles / 1062 kilometers / 573 nautical miles. Estimated flight time is 1 hour 44 minutes.

Driving distance from Seattle (SEA) to Annette (ANN) is 1158 miles / 1863 kilometers and travel time by car is about 27 hours 22 minutes.

## 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).

## Airport information

A Seattle–Tacoma International Airport
City: Seattle, WA
Country: United States
IATA Code: SEA
ICAO Code: KSEA
Coordinates: 47°26′56″N, 122°18′32″W

B Annette Island Airport
City: Annette, AK
Country: United States
IATA Code: ANN
ICAO Code: PANT
Coordinates: 55°2′32″N, 131°34′19″W

## Time difference and current local times

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

PDT

AKDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 120 kg (265 pounds).

## Frequent Flyer Miles Calculator

Seattle (SEA) → Annette (ANN).

Distance:
660
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
660

Round trip?