CheapCruises via @TravelDeals discounts select Cruises to Mexico with prices starting from $179 per person, as part of its Magic Of Mexico Sale. (On the @TravelDeals landing page, click on "Save BIG - From $179" in the top line to view this sale. Prices are based on double occupancy.) That yields extremely low starting prices for cruises in general. Additional fees and blackout dates apply. This travel deal ends May 31.