Cruise Oasis of the Seas to make Europe debut next year By Johanna Jainchill / March 27, 2013 Share 1 -- The Oasis of the Seas will offer its first season of Europe cruises during one month in 2014 to coincide with a routine maintenance drydock in the Netherlands. Royal Caribbean International said the 5,400-passenger Oasis would offer five Europe cruises in total, including two transatlantic sailings to and from Europe, and three cruises out of Barcelona, during a short autumn season. The Oasis, along with sister ship Allure of the Seas, has been operating alternating Western and Eastern Caribbean cruises out of Fort Lauderdale since its debut in December 2009. Beginning Sept. 1, 2014, the Oasis will offer two transatlantic crossings to and from Europe: a 12-day eastbound sailing from Port Everglades in Fort Lauderdale to Barcelona, and a 13-day westbound cruise returning to Florida from Rotterdam, Netherlands, on Oct. 14. Travelers can also embark on the return cruise in Southampton, England, on Oct. 15.While in Europe, the Oasis will offer two roundtrip, five-day Mediterranean cruises from Barcelona and a seven-night sailing from Barcelona to Rotterdam, where the Oasis will enter drydock for routine maintenance. Royal Caribbean said the seven-day cruise will call at Malaga and Vigo, Spain, while itineraries for the five-day cruises will be announced before they open for sale on April 11. Follow Johanna Jainchill on Twitter @jjainchilltw.