Air Miles Calculator

Distance between San Diego, CA (SAN) and Seattle, WA (BFI)

Flight distance from San Diego to Seattle (San Diego International Airport – Seattle Boeing Field) is 1056 miles / 1699 kilometers / 917 nautical miles. Estimated flight time is 2 hours 29 minutes.

Driving distance from San Diego (SAN) to Seattle (BFI) is 1251 miles / 2014 kilometers and travel time by car is about 22 hours 17 minutes.

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).

Airport information


A San Diego International Airport
City: San Diego, CA
Country: United States Flag of United States
IATA Code: SAN
ICAO Code: KSAN
Coordinates: 32°44′0″N, 117°11′24″W

B Seattle Boeing Field
City: Seattle, WA
Country: United States Flag of United States
IATA Code: BFI
ICAO Code: KBFI
Coordinates: 47°31′47″N, 122°18′7″W

Time difference and current local times

There is no time difference between San Diego and Seattle.

Time Difference

San Diego, CA

 PST

Seattle, WA

 PST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 154 kg (340 pounds).

Frequent Flyer Miles Calculator

San Diego (SAN) → Seattle (BFI).

Distance:
1056
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1056

Round trip?