17-day antarctica & south america roundtrip from buenos aires, argentina instant savings up to $500 + free 3rd & 4th guests - 5 ports: buenos aires, argentina buenos aires, argentina punta arenas, chile ushuaia (tierra del fuego), argentina antarctic peninsula (scenic cruising) antarctic peninsula (scenic cruising) antarctic peninsula (scenic cruising) antarctic peninsula (scenic cruising) falkland islands (stanley) montevideo, uruguay … view all ports interior from* was .$ .$2,946 save available dates: mon, dec 22, 2025 - sapphire princess monday, december 22, 2025 on sapphire princess cruise details *pricing is per person, double occupancy; usd. taxes, fees & port expenses additional:.$135