Lagos - Malaga.
To do this trip in one day, get the EVA/DAMAS bus that leaves Lagos at 06:30 and arrives in Seville Estacion das Armas at 13:00 (Spanish Time)
Get the C4 bus from Estacion Plaza das Armas to El Prado Bus Station which runs from just after 6 in the morning till 23:30.
You will then need to get the alsa.es 15:00 departure from Prado which arrives in Malaga at 17:45.
At present. the afternoon bus does not connect with ongoing alsa buses to Malaga.