Alvin and the Chipmunks: The Road Chip (2015) on Netflix

The (mis)adventures of Alvin, Simon, and Theodore continue. It begins when their manager/guardian David Seville decides he wants them to have a more grounded life, so he gives up songwriting to produce. But Alvin and the others like to perform. And Dave has a new girlfriend, Samantha who has a son, Miles who treats them like dirt. Dave has to go to Florida to help one of his artists and brings Samantha along and leaves Alvin and the others behind. They think that Dave is planning to propose to her and they fear Dave will ditch them. So they and along with Miles tries to go to Florida to stop the proposal. But they don't have enough money so the chipmunks have to ride in baggage but when they are discovered an air Marshall who has a grudge against them decides to do away with them so they force the plane to land and they are far from Florida so they have to go on foot and find a way to get there.