Elephants are scattered throughout sub-Saharan Africa, South Asia, and Southeast Asia. Elephantidae is the only surviving family of the order Proboscidea; other, now extinct, members of the order include deinotheres, gomphotheres, mammoths, and mastodons.
This in part because Delta goes directly to Sitka, while the Alaska Airlines flight usually bobs, making a stop in Juneau or Ketchikan that eats up an extra hour.
If you take a commercial flight to the Hilton Head Island Airport, you can connect at Charlotte with USAIR Express, (numerous flights daily). There are also several flights daily to the Island on Delta Airlines from Atlanta. You can get a rental car, taxi, or limo at the Airport.