Here are a few suggestions for your next trip from Castelo Branco
In 4 hours, you can reach Lisbon, Amadora.
In 5 hours, you can reach Coimbra, Queluz, Cacém, Rio de Mouro.
In 6 hours, you can reach Porto, Setúbal, Vila Nova de Gaia, Évora.
In 7 hours, you can reach Braga.