Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Moscow to Canada as you normally would.
When deciding which route to take from Moscow to Canada consider Moscow Vnukovo - Toronto Pearson Intl, Moscow Domodedovo - Toronto Pearson Intl or Moscow Sheremetyevo - Toronto Pearson Intl as they are the most popular.
Great question - DME to YYZ just means Moscow Domodedovo Airport to Toronto Pearson Intl Airport. Now you’ll know what these unique codes when you look for flights! Vancouver Intl Airport (YVR), Montreal Pierre Elliott Trudeau Intl Airport (YUL), Calgary Airport (YYC), Edmonton Airport (YEG), Ottawa Airport (YOW) are other airports near this flight route and their unique identifiers/IATA codes.