Since you are posting in the visa forum it would be helpful to know if you have the proper documents to travel such as a passport and what your nationality is to determine if you need a visa to enter Canada.
Getting a flight from SD to Toronto isn't the big deal here.
But if you are looking to save money, and going for just 1 or 2 weeks, you can probably get a good deal on one of the charter flights that leave from puerto plata or punta cana - that's if you don't mind the drive.