Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Toronto (94% of total searches to Lake Ontario). The next most popular destinations are Mississauga (4%) and Hamilton (1%). Searches for hotels in Oshawa (1%) are also popular.
KAYAK users have found double rooms in Lake Ontario for as cheap as $55 (Toronto) in the last 3 days. The average price is $333.
In the last 72 hours, users have found Lake Ontario hotels for this weekend for as low as $146 (Mississauga) per night. Users have also found 3-star hotels from $189 (Mississauga) and 4-star+ hotels from $216 (Mississauga).