Launch into LOK Space, autopilot to the POI.
You must manually land on the platform to enter the instance.
*Update* A quick-travel ticket may also be purchased from the Star Tours Ticket Droid located outside of Coronet Starport on Corellia.
*You can also jump to it via a ship*
Avatar is known as one of the most difficult (and rewarding) dungeons on Bloodfin.
11500, 10089, 00851, 06039, 20042, 61255, 57395, 98337, 42735, 68783