# Global cruise line world cruise announcements

> Live situation record from CLSTR: https://clstr.news/situations/global-cruise-line-world-cruise-announcements
> Updated: 2026-09-02T11:00:00.000Z. Sources: 6. Developments: 2.

Various cruise lines have announced long-duration world cruise itineraries for the late 2020s.

Plantours announced a 147-day voyage aboard the MS Hamburg scheduled for late 2027, which will visit South America, Antarctica, the Pacific, and the Caribbean. Meanwhile, Seabourn announced a 138-day voyage for 2029 aboard the Seabourn Quest, covering 32,000 nautical miles across the Americas, South Pacific, Asia, Africa, and Europe.

## Timeline

### 2026-09-02: Seabourn announces 138-day 2029 World Cruise

Seabourn has unveiled a 138-day 2029 World Cruise aboard the Seabourn Quest, visiting 58 destinations across 31 countries and territories from Miami to Lisbon.

4 sources. https://clstr.news/cluster/seabourn-announces-138-day-2029-world-cruise

### 2026-09-02: MS Hamburg to embark on 147-day world cruise in 2027

Plantours has announced a 147-day world cruise on the MS Hamburg starting December 2027, featuring destinations from Antarctica to Hawaii, alongside anniversary discounts for selected voyages.

2 sources. https://clstr.news/cluster/ms-hamburg-to-embark-on-147-day-world-cruise-in-2027

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Cite as: Global cruise line world cruise announcements. CLSTR, https://clstr.news/situations/global-cruise-line-world-cruise-announcements