The invention relates to a method for transporting liquid gas, to a lighter (2) and a freighter (5), designed for carrying out the process, and to corresponding uses of same. According to the invention, a lighter (2) is loaded in a first port with liquid gas. The lighter (2) is then taken on board a freighter (5), which proceeds to a different port, where the lighter (2) filled with liquid gas is then unloaded from the freighter (5).