Expedia Select Carnival Cruises for 2 Bundled w/ Room Upgrades and up to a $400 Onboard Credit from $338

$100 cash back per stateroom for 3- to 5-night Spring/Summer sailings
$200 cash back per stateroom for 6-night or longer Spring/Summer sailings
$50 cash back per stateroom for 3- to 5-night Fall sailings
$100 cash back per stateroom for 6-night or longer Fall sailings
$300 cash back per stateroom for select Transatlantic sailings
$400 cash back per stateroom for select 12-night Europe sailings
FREE cabin upgrades on select Europe sailings
Minimum purchase of category 4A is required
Cash back is provided as a refundable credit to your Sail & Sign account
Book by April 30, 2012 11:59 PM ET