Seattle and San Francisco are roughly 680 miles (about 1,090 km) apart in a straight line, and about 800–810 miles (around 1,300 km) by road, which is typically a 15–16 hour drive without major stops.

Quick Scoop

  • Straight-line distance (as-the-crow-flies) : About 678–711 miles / 1,090 km between the two cities.
  • Driving distance : Around 807–812 miles via major highways, usually taking about 15–16 hours of actual driving time.
  • Flight distance : Commonly listed as about 1,092–1,093 km, which aligns with the straight-line estimate between Seattle–Tacoma (SEA) and San Francisco (SFO).
  • Flight time : Nonstop flights are generally around 2–4 hours gate-to-gate depending on routing and airline.

By Type of Travel

  • By car : Roughly 800–810 miles; many itineraries suggest planning it as a 2–3 day road trip so you can break up the long hours and enjoy the West Coast scenery.
  • By plane : About 1,090 km flight distance, often scheduled around 2–4 hours, plus airport time.

Information gathered from public forums or data available on the internet and portrayed here.