Toronto with Kids: The 10 Best Family Hotels in Toronto - The Family Aboard Discover the ULTIMATE BEST THINGS TO DO IN TORONTO WITH KIDS so you make the most of your family trip! The Westin Harbour Castle Overlooking the Lake Ontario, the Westin Harbour Castle is another one of the best family hotels in Toronto The fact that children aged five and under eat free in the hotel’s restaurant (Mizzen) is just one of the many reasons why this hotel is ideal for families