Distance from Brea, CA to San Marcos, CA

Driving distance from Brea, CA to San Marcos, CA is 79 miles (127 km). How far is it from Brea, CA to San Marcos, CA? It's a 01 hours 23 minutes drive by car. Flight distance is approximately 68 miles (110 km) and flight time from Brea, CA to San Marcos, CA is 08 minutes. Don't forget to check out our "Gas cost calculator" option. It will calculate cost of driving this particular distance. See the map below for the visual display of the upcoming road trip.

Driving distance
79 Miles
/
127 Km
Driving distance
Gas consumption
3.16 Gallons
12.07 Litres
Gas consumption
Flight distance
68 Miles
/
110 Km
Flight distance

How far is it from Brea, CA to San Marcos, CA?

To travel the distance from Brea, CA to San Marcos, CA, please, click on the map to see the route for the journey. "Gas Cost Calculator" tool is to your right. You can always modify it and make the number more applicable for your journey.

Book a Hotel for your trip to San Marcos, CA

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Last distance calculations