17-day antarctica & south america roundtrip from buenos aires, argentina up to 40% off - 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 .$ now .$3274 includes taxes & fees save available dates: tue, dec 21, 2027 - majestic princess tuesday, december 21, 2027 on majestic princess cruise details