This is especially true when you hit some of the later heists in the game. Heists are usually pretty low-cost to set up to start, and the payouts are massive. But definitively, the best money makers are the heists. In GTA Online, there are a lot of different ways that you can make money. What Is The Best Way To Make Money In GTA Online? The Cayo Perico Heist has the highest payout for any job that you can do in GTA Online.