How Long Do Helium Balloons Last? For latex, a smaller 9-12” helium balloons will generally last from 8 to 12 hours (2-4x longer with hi-float), while the larger ones can last up to 2-3 days. Foil balloons typically last from 3 to 5 days, up to a few weeks.

How long can a helium balloon stay in the air?

Standard size latex filled helium balloons stay afloat for approx 8 - 12 hours, whereas helium filled balloons float for 2-5 days. If you want your latex balloons to float longer there is a useful product that you can buy Helium Hi-Float Treatment Kit which helps the balloons float up to 25 times longer!

Do helium balloons last overnight?

Generally speaking, yes, your helium balloons will last overnight, but they may not last long enough to have an event the next day. This is true for latex balloons, but the foil balloons will definitely last for a few days. the material of the balloon (latex vs foil) whether the balloon is treated with Hi-Float.