Get up to $500 in on-board cruise credit when you book a qualifying cruise and submit a redemption form during this promotion at Travelocity. Different cabin prices garner different amounts. For example, you can earn $50 in on-board credit when you spend between $1,000-$1,999. To earn the maximum amount, spend more than $10,000. We found a 15-night cruise from Buenos Aires with prices from $4,799. Check Travelocity for other deals on cruises. Book by 4/30. Travel by 12/31. Note that your redemption form must be submitted at least 21 days before you sail. Additional terms and conditions apply.