There is a significant difference in speed and range between helicopters. What type are you asking about?
how long does it take to drive from Ocala florida to savannah georgia
How long does it take to drive from Boynton Beach, FL to Savannah GA
I doubt that any helicopter can fly from Antarctica to Australia.
About 30 minutes
Two weeks was all it took for Savannah to fall in love with John
In mileage
About 13 hours
About 5 hours
one hour
2 hours
10 hrs.
45 hours