Antioch to Simi Valley: Road Trip Guide & Distance

308.3 miles 496.2 km · straight line
385.4 miles estimated 620.3 km · driving distance
7h 45min estimated drive time
$37 - $46 estimated fuel cost
~1h 7min flight time
146° SE bearing direction

How far is Antioch from Simi Valley?

The distance from Antioch to Simi Valley is 308.3 miles (496.2 km) as the crow flies. Simi Valley is located SE of Antioch. By car, the driving distance is approximately 385.4 miles, taking about 7h 45min. A direct flight would take roughly 1h 7min. Both are located in United States.

This is a solid day of driving. Be sure to take breaks every 2-3 hours to avoid driver fatigue, and plan your meals ahead of time. Heading East means you'll be driving into the sunrise if you start early. Keep your windshield clean for the best visibility.

Coordinates come from public place data for Antioch and Simi Valley. The driving distance is estimated from straight-line distance with a road-factor model, so confirm the route in your navigation app. Fuel, flight, bus, and train values are planning estimates and can change by date, provider, road closures, and border rules.

How to Get from Antioch to Simi Valley

Method Time Est. Cost Best For
Drive 7h 45min $37 - $46 Flexible stops
Fly ~1h 7min $80–200* Speed
Bus ~9h 18min $31–$58* Budget
Train ~7h 22min $46–$135* Comfort

Suggested Stops Between Antioch & Simi Valley

Quick Facts

Antioch
38.00°N, 121.81°W
America/Los_Angeles
13m elevation
Simi Valley
34.27°N, 118.78°W
America/Los_Angeles
234m elevation
Explore more routes from Simi Valley

Did You Know?

  • At walking speed (3 mph), it would take about 103 hours of non-stop walking
  • By bicycle at 12 mph, the journey would take roughly 26 hours
  • You could travel this distance about 80.8 times to circle the Earth's equator
Data Sources & Estimate Notes GeoNames · OpenStreetMap · Driving distance estimated using road factor coefficients