Map of flight path and driving directions from San Diego to Seattle.
Shortest flight path between San Diego International Airport (SAN) and Seattle Boeing Field (BFI).
How far is Seattle from San Diego?
There are several ways to calculate distances between San Diego and Seattle. Here are two common methods:Vincenty's formula (applied above)
- 1055.562 miles
- 1698.762 kilometers
- 917.258 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
- 1056.786 miles
- 1700.733 kilometers
- 918.322 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
There is no time difference between San Diego and Seattle.
San Diego, CA
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 154 kg (340 pounds).
Frequent Flyer Miles Calculator
San Diego (SAN) → Seattle (BFI).