The are 4 different ways across 3 unique modes of transportation to help you travel from Belo Horizonte to Campos. The fastest way out of Belo Horizonte towards Campos is by bus, as it is the quickest to the Campos area. This doesn't necessarily take into consideration traffic or weather - so these may impact some of your decision making. It's common to find tickets for as low as $41. Azul Airlines operates from Belo Horizonte to Campos, so you book your trip with them! Book as soon as you can, as there may be limited availability.
On your trip from Belo Horizonte to Campos, it is best to book as soon as possible. It won't necessarily help reduce your price by a large amount, but will ensure that you have a spot on the bus or train.