HFC drops most gold but it is also the longest.
Mists of Pandaria
- Mogu’Shan Vaults 25-Man HC = 1.1K+ Gold
- Heart of Fear 25-Man HC = 1.4K+ Gold
- Terrance of the Endless Spring 25-Man HC = 872+ Gold
- Throne of Thunder 25-Man HC= 2.5K+ Gold
- Siege of Orgrimmar all Difficulties = 7K+ Gold
Now i cant remember if i did all the MoP in LFR or not!, will update the ones up to Siege abit Later!
Total Gold = 12.872+ Gold
Warlords of Draenor
- Highmaul All Difficulties = 4.5K+ Gold
- Blackrock Foundry All Difficulties = 7.3K+ Gold
- Hellfire Citadel All Difficulties = 12K+ Gold
Total Gold = 23.800+ Gold
10 clears of Skyreach Normal in an hour will get you 4K-5K.
There’s a way to skin and make leather bracers to vendor in Atal’dazar that will yield 8-9K and hour if you are well geared and have skin/LW professions.