Distance between San Francisco, CA (SFO) and Seattle, WA (SEA)
Distance from San Francisco to Seattle (San Francisco International Airport – Seattle–Tacoma International Airport) is 679 miles / 1092 kilometers / 590 nautical miles.
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San Francisco - Seattle
How far is Seattle from San Francisco?
There are several ways to calculate distances between San Francisco and Seattle. Here are two common methods:
Vincenty's formula (applied above)- 678.518 miles
- 1091.968 kilometers
- 589.616 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- 679.197 miles
- 1093.061 kilometers
- 590.206 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).
Flight duration
Estimated flight time from San Francisco International Airport (SFO) to Seattle–Tacoma International Airport (SEA) is 1 hour 47 minutes.
Time difference and current local times
There is no time difference between San Francisco and Seattle.
Time Difference
San Francisco, CA
Seattle, WA
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 122 kg (269 pounds).
Airport information
| A | San Francisco International Airport |
|---|---|
| City: | San Francisco, CA |
| Country: | United States  |
| IATA Code: | SFO |
| ICAO Code: | KSFO |
| Coordinates: | 37°37′8″N, 122°22′30″W |
| B | 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 |
San Francisco to Seattle flight path
Shortest flight path between San Francisco International Airport (SFO) and Seattle–Tacoma International Airport (SEA).
Frequent Flyer Miles Calculator
San Francisco (SFO) → Seattle (SEA).
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