Getting from one place to another in Azeroth isn’t too difficult, if you know where to go.
Jame's Alliance Leveling Guide - Chapter II (40-50) - Wow pro
Classic WoW Alliance Leveling Guide and Recommended Zones - Wowhead
Judgement's WoW Classic Alliance Leveling Guide 1-60 - Warcraft Tavern
My take on the Classic + post Naxx content.(Massive) : r/classicwow
Transportation Guide: Maps, Portals, Flight Paths, and More! - Wowhead News
Classic WoW] Pt. 11: Swamps 37-39 (Alliance 1-60 Guide)
Ding80's Alliance Azshara & Felwood Guide Part 1 Level 52
Nightfall's WoW Classic Horde Leveling Guide - Warcraft Tavern
How do Druids leave Moonglade in World of Warcraft Classic? - Quora