Best & cheaper method to travel with guaguas is BTF Bono Card.
The BTF Bono is a card that allows you to pay, conveniently and easily, your travels with THIADE in Fuerteventura and has a 30% bonus on the official rate, the Island Council provides this discount as a measure of promoting public transport.
The BTF Bono is acquired directly from the buses and inseparably combined with the first charge to be made on it.
BTF Bono price is 2 € being the minimum charge of 15 € and a maximum of 50 €, in fractions of 5 €.
More info about Tiadhe can be found here:
Tlf.: 928 855 726