Miles between Sunnyvale, CA and Allen, TX

There are
1,704 mi
from Sunnyvale, CA to Allen, TX

That's the driving distance. It would take 1 day 6 hours to go from Sunnyvale, California to Allen, Texas.

The flight distance (direct flight from Sunnyvale, CA to Allen, TX) is 1,456.84 mi.

1,704 mi = 2,741.82 kms