As Easy as Falling of the Face of the Earth
This novel by Lynne Rae Perkins features, Ry, a 16 year old on a cross country train ride trying to make it to summer camp. A brief stop on the way creates a domino effect of misfortunes that eventually lead Ry back across the country in pursuit of his parents. Ry is joined (or lead) by Mr. Fix-it Del, and together they have one misadventure after another in every possible mode of transportation.
Car. Train. Boat. Plane. Feet.