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The Sapphire Princess sails a 42-night Japan & Southeast Asia Grand Adventure itinerary with Princess Cruises, departing Singapore on December 26, 2026. It's a classic Asia cruise. Travelers sailing in December can generally expect cooler, off-season conditions. Ports of call include Singapore, Klang, Malaysia, Laem Chabang, Thailand, with 24 more along the way. Use the day-by-day forecast below to plan what to pack for each stop.
Singapore is a scheduled port of call on day 1 of the 42-night Japan & Southeast Asia Grand Adventure cruise on Sapphire Princess.
Klang, Malaysia is a scheduled port of call on day 2 of the 42-night Japan & Southeast Asia Grand Adventure cruise on Sapphire Princess.
Laem Chabang, Thailand is a scheduled port of call on day 3 of the 42-night Japan & Southeast Asia Grand Adventure cruise on Sapphire Princess.
Langkawi, Malaysia is a scheduled port of call on day 4 of the 42-night Japan & Southeast Asia Grand Adventure cruise on Sapphire Princess.
Ko Samui, Thailand is a scheduled port of call on day 5 of the 42-night Japan & Southeast Asia Grand Adventure cruise on Sapphire Princess.
Sihanoukville, Cambodia is a scheduled port of call on day 6 of the 42-night Japan & Southeast Asia Grand Adventure cruise on Sapphire Princess.
Ho Chi Minh City, Vietnam is a scheduled port of call on day 7 of the 42-night Japan & Southeast Asia Grand Adventure cruise on Sapphire Princess.
Sihanoukville, Cambodia is a scheduled port of call on day 8 of the 42-night Japan & Southeast Asia Grand Adventure cruise on Sapphire Princess.
Penang, Malaysia is a scheduled port of call on day 9 of the 42-night Japan & Southeast Asia Grand Adventure cruise on Sapphire Princess.
Phuket, Thailand is a scheduled port of call on day 10 of the 42-night Japan & Southeast Asia Grand Adventure cruise on Sapphire Princess.
Langkawi, Malaysia is a scheduled port of call on day 11 of the 42-night Japan & Southeast Asia Grand Adventure cruise on Sapphire Princess.
Klang, Malaysia is a scheduled port of call on day 12 of the 42-night Japan & Southeast Asia Grand Adventure cruise on Sapphire Princess.
Singapore is a scheduled port of call on day 13 of the 42-night Japan & Southeast Asia Grand Adventure cruise on Sapphire Princess.
Nha Trang, Vietnam is a scheduled port of call on day 14 of the 42-night Japan & Southeast Asia Grand Adventure cruise on Sapphire Princess.
Halong Bay, Vietnam is a scheduled port of call on day 15 of the 42-night Japan & Southeast Asia Grand Adventure cruise on Sapphire Princess.
Hong Kong, China is a scheduled port of call on day 16 of the 42-night Japan & Southeast Asia Grand Adventure cruise on Sapphire Princess.
Keelung, Taiwan is a scheduled port of call on day 17 of the 42-night Japan & Southeast Asia Grand Adventure cruise on Sapphire Princess.
Miyakojima, Japan is a scheduled port of call on day 18 of the 42-night Japan & Southeast Asia Grand Adventure cruise on Sapphire Princess.
Nagasaki, Japan is a scheduled port of call on day 19 of the 42-night Japan & Southeast Asia Grand Adventure cruise on Sapphire Princess.
Tokyo, Japan is a scheduled port of call on day 20 of the 42-night Japan & Southeast Asia Grand Adventure cruise on Sapphire Princess.
Kagoshima, Japan is a scheduled port of call on day 21 of the 42-night Japan & Southeast Asia Grand Adventure cruise on Sapphire Princess.
Naha, Japan is a scheduled port of call on day 22 of the 42-night Japan & Southeast Asia Grand Adventure cruise on Sapphire Princess.
Kaohsiung, Taiwan is a scheduled port of call on day 23 of the 42-night Japan & Southeast Asia Grand Adventure cruise on Sapphire Princess.
Hong Kong, China is a scheduled port of call on day 24 of the 42-night Japan & Southeast Asia Grand Adventure cruise on Sapphire Princess.
Da Nang, Vietnam is a scheduled port of call on day 25 of the 42-night Japan & Southeast Asia Grand Adventure cruise on Sapphire Princess.
Ho Chi Minh City, Vietnam is a scheduled port of call on day 26 of the 42-night Japan & Southeast Asia Grand Adventure cruise on Sapphire Princess.
Singapore is a scheduled port of call on day 27 of the 42-night Japan & Southeast Asia Grand Adventure cruise on Sapphire Princess.
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