How to get to Dalaran in the Broken Isles from Stormwind During your initial Legion quests, you can find a mage holding open a portal to the city in Stormwind Harbor.

How to get to the Outlands from Orgrimmar in World of Warcraft. Check out the brand new expansion Battle For Azeroth which adds new content to the ever expanding world.

To get back to Dornogal from Orgrimmar and Stormwind City, you can simply use the portals to the Earthen capital found in your capital's portal room.