There are
2,887 mi
from Sunnyvale, CA to Elkton, MD
That's the driving distance. It would take 2 days 3 hours to go from Sunnyvale, California to Elkton, Maryland.
The flight distance (direct flight from Sunnyvale, CA to Elkton, MD) is 2,475.90 mi.
2,887 mi = 3.22 kms