Tuesday's Teaser; Christmas Edition

*As Santa prepared to deliver the last of his packages down under in Sydney, Australia, he noticed two small boxes at the bottom addressed to: "Bambino", Rome Italy. Realizing that the boxes had been misplaced and that he only had 4 hours before the Bambino would wake up, Santa strapped a pair of Nike Air Max Hyper Aggressor's on each Reindeer and sped towards Rome. Exactly 4 hrs. later, Santa delivered the boxes and headed home to Mrs. C.
  
Find the distance (in miles, rounded to the nearest hundred) between Sydney and Rome, then calculate Santa's average speed during his trip. Round Santa's speed to the nearest whole number.

First five correct emails share 50 extra credit points. One correct answer gets them all, two correct get 25 points each,  etc....

* Information from the 2014 bestseller, "I Want to be an Algebra Teacher," by S. Claus