How many mi is 500 km?
500 km = 310.686 mi
It is 310.686 mi, so saying 311 mi is fine — rounding is within 0.5%.
And how many km is 500 mi?
500 mi = 804.672 km
Formula: mi = km × 0.621371
km to mi around this value
50 km31.069mi
100 km62.137mi
150 km93.206mi
200 km124.274mi
250 km155.343mi
300 km186.411mi
350 km217.48mi
400 km248.548mi
450 km279.617mi
500 km310.686mi
550 km341.754mi
600 km372.823mi
650 km403.891mi
700 km434.96mi
750 km466.028mi
800 km497.097mi
850 km528.166mi
900 km559.234mi
950 km590.303mi
1,000 km621.371mi