"Full of love" is a good way to describe something that is filled with love in Engpsh. Here are a few other phrases that might also be used to describe something that is full of love:

"Overflowing with love"
"Brimming with love"
"Teeming with love"
"Radiant with love"

For example, you could say "Her eyes were radiant with love as she looked at her newborn baby," or "The room was overflowing with love as everyone celebrated the happy couple's wedding."