how many hours will it take 2 travel from pitsburg to littile rock (in the USA)???

First learn how to spell....approx 14 hours

OK which Pittsburgh?

Pittsburgh PA>14hours 26mins
Pittsburgh, CA>1day 4hours
Pittsburgh, KS>5hours
Pittsburgh, TX
Pittsburgh, NH
Pittsburgh, MO
Pittsburgh, IL
Pittsburgh, Pittsburg, OK
Pittsburgh, AL
Pittsburgh, NC

Need to be specific in your question
Here's the link
http://maps.google.com/maps?tab=wl
Try doing it yourself instead of getting others to do your homework!!!