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Early booking: 6+ months before departure

While departure is still far off, every cabin type and the best spots on deck are on sale, and the price has not started climbing.

Eastern Mediterranean×Mariner of the Seas×Early booking×
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Mariner of the Seas Royal Caribbean International
10 nights · Eastern Mediterranean · 8 ports
5 – 15 June 2027
Barcelona · Palermo (Sicily Island) · Santorini Island · Piraeus (Athens) · Rhodes … +3
Interior2 596 €
With window2 983 €
With a balcony4 008 €
Suite6 323 €
from 2 596 € 260 € per night
Details
Mariner of the Seas Royal Caribbean International
7 nights · Eastern Mediterranean · 7 ports
2 – 9 July 2027
Barcelona · Ajaccio (Corsica island) · Civitavecchia (Rome) · Palermo (Sicily Island) · Amalfi (Sorrento) … +2
Interior1 895 €
With window2 318 €
With a balcony2 798 €
Suite4 531 €
from 1 895 € 271 € per night
Details
Mariner of the Seas Royal Caribbean International
7 nights · Eastern Mediterranean · 7 ports
6 – 13 August 2027
Barcelona · Nice · La Spezia (Cinque Terre) · Civitavecchia (Rome) · Naples (Pompeii) … +2
Interior1 954 €
With window2 412 €
With a balcony2 645 €
Suite4 942 €
from 1 954 € 279 € per night
Details
Mariner of the Seas Royal Caribbean International
7 nights · Eastern Mediterranean · 7 ports
9 – 16 July 2027
Ravenna (Bologna) · Dubrovnik · Corfu · Argostolion (Kefalonia Island) · Valletta … +2
Interior2 791 €2 727 €
With window3 150 €
With a balcony4 705 €
Suite5 181 €4 764 €
from 2 727 € 390 € per night
Details