Air Miles Calculator

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

Flight distance from Seattle to San Diego (Seattle–Tacoma International Airport – San Diego International Airport) is 1050 miles / 1690 kilometers / 913 nautical miles. Estimated flight time is 2 hours 29 minutes.

Driving distance from Seattle (SEA) to San Diego (SAN) is 1245 miles / 2003 kilometers and travel time by car is about 22 hours 14 minutes.

Map of flight path and driving directions from Seattle to San Diego.

Shortest flight path between Seattle–Tacoma International Airport (SEA) and San Diego International Airport (SAN).

How far is San Diego from Seattle?

There are several ways to calculate distances between Seattle and San Diego. Here are two common methods:

Vincenty's formula (applied above)
  • 1050.293 miles
  • 1690.283 kilometers
  • 912.680 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
  • 1051.515 miles
  • 1692.250 kilometers
  • 913.742 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 Flag of United States
IATA Code: SEA
ICAO Code: KSEA
Coordinates: 47°26′56″N, 122°18′32″W

B 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

Time difference and current local times

There is no time difference between Seattle and San Diego.

Time Difference

Seattle, WA

 PST

San Diego, CA

 PST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 154 kg (339 pounds).

Frequent Flyer Miles Calculator

Seattle (SEA) → San Diego (SAN).

Distance:
1050
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1050

Round trip?