If you want a cheap flight from Edinburgh to Toronto, you've got three airlines to choose from.
Toronto City Centre Airport is just one of the airports in Toronto. If you're not set on a specific airport, try changing your search from Toronto City Centre Airport to Toronto to see a broader range of flights – they might be cheaper. It usually takes about 13 hrs 50 mins to fly 5338 km to Toronto City Centre Airport.
50 flights go to or via Toronto every week. The most popular airline is Air Canada but do spend some time checking all your options – they aren’t necessarily the cheapest airline to book with.
If you're planning on going to Toronto during this time, you could take a look at other airport options. Or you could try to get a last-minute bargain.