One liter equals approximately 33.814 U.S. fluid ounces. To find how many ounces are in 1.5 liters, multiply 33.814 by 1.5:
33.814 × 1.5 = 50.721 ounces.
So, a liter and a half equals about 50.72 fluid ounces. This conversion is useful for recipes, hydration tracking, and beverage measurements when switching between metric and U.S. customary units.
