Cruise.com offers a Carnival 7-Night New England and Canada Cruise for Two with prices starting from $978, as provided by ShermansTravel. (It's the second offer on the landing page.) That's the lowest price we could find by $380, although we saw it for $20 less last week. This roundtrip cruise aboard the Carnival Sunshine departs on September 16 from New York, NY. Book this travel deal by September 1.