Shuttle from El Paredón to Santiago de Atitlán (Q150, three hours), running Monday to Friday and picking you up from your guesthouse.
Lanchas (small motorboats) run throughout the day to Avellina (Q5, 30 minutes). Larger ferries can take cars (Q100).
Reu's main bus station. A smaller stop to the northeast may be more useful, depending on where you're staying.
This is Reu's downtown bus stop. Most buses pass through here, but start or finish at the terminal.
Daily buses to Guatemala City, departing at 5am (Q80, three hours).