Flight Lester B. Pearson International Airport departs from Toronto Lester B. Pearson International Airport at 23:00 and arrives at Reykjavik Keflavík International Airport at 08:35.
The flighttime is about 5h 35m. The distance travelled ("as the bird flies"): 6419 Km. So the average speed is roughly 1150 Km.
There is an 4 hour time difference between Toronto and Reykjavik