Residents of Canada: Book and stay at any Delta hotel or resort through Nov. 30, 2011 and you’ll get 15 percent off Air Canada Tango or Tango Plus airfare to any destination in Canada. After you’ve taken your qualifying flight, you’ll need to visit http://www.deltahotels.com/milesandmiles to input your name, email address and confirmation code. You will then receive an email with the 15 percent Air Canada discount promotional code.

Guests who book additional trips combining Delta Hotels and Resorts hotel stays and Air Canada flights will be eligible for up to 5,000 Aeroplan miles, an Air Canada Maple Leaf Lounge pass or free Delta room night. In addition, for every Delta hotel stay, travelers will automatically be entered to win one of two Toyota Prius cars, 50,000 Aeroplan miles or one of two vacation packages.