Distance from Portland to Simi Valley by Car and Plane

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3. Distance Between Portland and Simi Valley

The flight distance from Portland (OR) to Simi Valley (CA) is 805 miles or 1296 kilometers or 699 nautical miles.
Driving distance from Portland to Simi Valley is 959 miles (1544 kilometers).
Difference between fly and travel by a car is 154 miles or 248 km.

Portland to Simi Valley Flight Route Map

Map Showing the Distance Between Portland, OR and Simi Valley, CA
This map shows the distance from Portland, OR, Usa to Simi Valley, CA, Usa. You can also see the distance in miles and km below the map. Flight route map from Portland, Oregon to Simi Valley, California is displayed below.

Driving distance from Portland, OR to Simi Valley, CA

The driving distance from Portland, Oregon to Simi Valley, California is 959 miles or 1544 km.
The total driving distance from Portland, OR to Simi Valley, CA is 959 miles or 1544 kilometers. Your trip begins in Portland, Oregon. It ends in Simi Valley, California.
The driving distance from Portland, Oregon to Simi Valley, California is approximately 959 miles (1544 kilometers), depending on the specific route you take. Without considering any traffic or other delays, driving this distance typically takes around 18 to 19 hours under normal conditions.

Driving time from Portland, OR to Simi Valley, CA

How long is the drive from Portland, OR to Simi Valley, CA?
The total driving time is 18 hours, 8 minutes.
How long does a car ride from Portland to Simi Valley take?
Portland and Simi Valley are 18 hours 8 mins far apart, if you drive non-stop.

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Attention! According to the recommendations of experts, you should stop and take a break every 2 hours on average, take a fresh air and walk a little to protect your alertness and health during long trips by car. In addition, you can drink some coffee to prevent you from sleeping. People who drive constantly without taking a break lose their focus and can eventually cause accidents. Also, please drive carefully and follow the speed rules.

Time Difference between Portland and Simi Valley

Time difference between Portland (OR) and Simi Valley (CA) is 1 Hours.
Simi Valley time is 1 Hours behind Portland.

Current local time in Portland	Current local time in Simi Valley
2026-11-13, 17:07:00 MST	2026-11-13, 16:07:00 PST

How Far is it Between Portland Oregon, USA and Simi Valley California, USA?

You can compare air and road distance between Portland, OR and Simi Valley, CA in this summary table of distances in miles, kilometers and nautical miles.

Distance type	Miles	Kilometers	Nautical miles
Driving distance	959 mi	1544 km	832.8 nmi
Straight line distance	805 mi	1296 km	699 nmi
Difference	154 mi	248 km	133 nmi

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