Lisbon acts as the departure port for twenty sailings annually from Norwegian, Carnival, Celebrity and more to Europe.
On average sailings from Lisbon are moderately affordable compared to other ports. See the graph below for the average cost per day by month (Cruises only depart from Lisbon between March and December). Cruises departing from Lisbon during the the peak season of summer are much more expensive than the the low season of winter.