Pasadena is roughly 125–140 miles (about 200–225 km) from San Diego, which usually works out to around a 2 to 2.5 hour drive in normal traffic.

Basic distance

  • The straight‑line (“as the crow flies”) distance is about 114 miles / 184 km between the two cities.
  • Typical driving distance by freeway is about 125–137 miles (201–220 km) depending on your exact start and end points and route (I‑5 vs I‑15, etc.).

Typical travel time

  • Driving usually takes around 2 hours to a little over 2 hours in light to moderate traffic.
  • In heavier rush‑hour traffic through Los Angeles and Orange County, it can push closer to 2.5–3 hours.

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Pasadena is about 125–135 miles from San Diego, roughly a 2 to 2.5 hour drive in normal Southern California traffic.

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