It depends
About four hours.
Rockford is not IN Texas.
16 hours
5 hours
About 12 hours according to Google Maps.
It will take you approximately 23 hours to drive from Chicago to El Paso.
Tulsa, Oklahoma to Las Vegas, Nevada is 1,229 miles and about 18 hours.
check Mapquest.com
Check Mapquest.com
Around twenty hours.
about 13-14 hours
Depends on how fast your going (: