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Loading Travel Forecast…Loading Travel Forecast…Loading Travel Forecast…Join Costa Cruises's Costa Fortuna for a 7-night voyage on the Eastern Mediterranean from Piraeus | Athens route, setting out from Piraeus, Greece on September 4, 2026. It's a classic Mediterranean cruise. Travelers sailing in September can generally expect mild, changeable weather that can turn cool and wet. Ports of call include Piraeus, Greece, Istanbul, Turkey, Mykonos, Greece, with 4 more along the way. The forecasts below break the weather down port by port.
Piraeus, Greece is a scheduled port of call on day 1 of the 7-night Eastern Mediterranean from Piraeus | Athens cruise on Costa Fortuna.
Day 2 of 8 is a day at sea aboard Costa Fortuna, cruising between ports on the Eastern Mediterranean from Piraeus | Athens itinerary.
Istanbul, Turkey is a scheduled port of call on day 3 of the 7-night Eastern Mediterranean from Piraeus | Athens cruise on Costa Fortuna.
Mykonos, Greece is a scheduled port of call on day 4 of the 7-night Eastern Mediterranean from Piraeus | Athens cruise on Costa Fortuna.
Iraklion, Greece is a scheduled port of call on day 5 of the 7-night Eastern Mediterranean from Piraeus | Athens cruise on Costa Fortuna.
Rhodes, Greece is a scheduled port of call on day 6 of the 7-night Eastern Mediterranean from Piraeus | Athens cruise on Costa Fortuna.
Santorini, Greece is a scheduled port of call on day 7 of the 7-night Eastern Mediterranean from Piraeus | Athens cruise on Costa Fortuna.
Piraeus, Greece is a scheduled port of call on day 8 of the 7-night Eastern Mediterranean from Piraeus | Athens cruise on Costa Fortuna.
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