If you use miles as a unit of length than - the distance from Avondale to Hilton Head Island is two thousand, one hundred and forty-four miles.
The road trip out of Avondale to Hilton Head Island will take approximately one day six hours thirty-five minutes if you drive with average speed and the absence of accidents and traffic jams
Watch distance between Avondale and Hilton Head Island
Flight from Avondale to Hilton Head Island