World cruises in 2017

Fares listed for world cruises from U.S. ports are per person, based on double occupancy. (These prices were the best found online and are subject to change.) Be sure to ask about specials and perks, such as free air or shipboard credits. Port fees/taxes are extra. Segments may be available.

Holland America (premium): 111-day circumnavigation from Fort Lauderdale, Fla., aboard the Amsterdam. Jan. 4. From $19,999, ocean-view; interior cabins sold out; hollandamerica.com.

Princess Cruises (premium): 111-day round-trip on the Pacific Princess from Fort Lauderdale, Fla., Jan. 3. From $16,999, interior cabin. A 111-day roundtrip option from Los Angeles departs Jan. 20. From $17,999; princess.com.

Oceania Cruises (upper-premium): 180day circumnavigation from Miami. Insignia. Jan. 6. From $39,999; oceaniacruises.com.

Regent Seven Seas Cruises (ultradeluxe): 128-day circumnavigation from Miami. Seven Seas Navigator. Jan. 5. From $55,999. Sailing sold out, but you can be put on a wait list; rssc.com.

Silversea Cruises (ultra-deluxe): 116 days from San Francisco to Monte Carlo. Silver Whisper. Jan. 6. From $61,550; silversea. com.

Two luxury lines: Crystal Cruises and Cunard, that sometimes offer world cruises from U.S. ports aren’t doing so in 2017. However, Crystal (crystalcruises.com) features a 94-day circumnavigation of South America from Miami on Jan. 10. Cunard Line (cunard.com) is sailing from Southampton, England, for its world cruises in 2017.