How far is Key West from Seattle?
There are several ways to calculate distances between Seattle and Key West. Here are two common methods:Vincenty's formula (applied above)
- 2721.230 miles
- 4379.395 kilometers
- 2364.684 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
- 2719.094 miles
- 4375.957 kilometers
- 2362.828 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).
Estimated flight time from Boeing Field (BFI) to Key West International Airport (EYW) is 5 hours 39 minutes.
Time difference and current local times
The time difference between Seattle and Key West is 3 hours. Key West is 3 hours ahead of Seattle.
Key West, FL
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 306 kg (674 pounds).
Seattle to Key West flight path
Shortest flight path between Boeing Field (BFI) and Key West International Airport (EYW).
Frequent Flyer Miles Calculator
Seattle (BFI) → Key West (EYW).