After wrapping up its early access sales, Royal Caribbean’s Celebrity Cruises will also offer savings of up to $800 per stateroom in its Black Friday sale, which also offers 75% off the second passenger in a stateroom.

Cruise lines traditionally roll out some of the best deals of the year for Black Friday and Cyber Monday with some discounts already available. Here’s a rundown of deals from some of the lines. Atlas Ocean Voyages: The all-inclusive luxury line offers up to 20% off and up to $600 onboard credit for suites or $400 for staterooms on select Antarctica expeditions.