The are 5 different ways across 2 unique modes of transportation to help you travel from Abelardo Luz to Campo Mourão. If you're only considering the price, you should check out the bus out of Abelardo Luz towards Campo Mourão, as it is the cheapest to Campo Mourão. It's common to find tickets for as low as $33. Lopes Sul operates from Abelardo Luz to Campo Mourão, so you book your trip with them! Book as soon as you can, as there may be limited availability.
On your trip from Abelardo Luz to Campo Mourão, 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.