Route Map from Union City, CA to San Mateo, CA. Optimal route map between Union City, CA and San Mateo, CA. This route will be about 20 Miles. The driving route information(distance, estimated time, directions), flight route, traffic information and print the map features are placed on the top right corner of the map.How far is San Mateo CA from Oakland CA?
Distance from San Mateo to Oakland. Distance between San Mateo and Oakland is 27 kilometers (17 miles). Driving distance from San Mateo to Oakland is 50 kilometers (31 miles).How far is Cupertino from San Mateo?
Distance from San Mateo to Cupertino. Distance between San Mateo and Cupertino is 37 kilometers (23 miles). Driving distance from San Mateo to Cupertino is 41 kilometers (26 miles).