Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Toronto (93% of total searches to Lake Ontario). The next most popular destinations are Mississauga (4%) and Hamilton (2%). Searches for hotels in Niagara-on-the-Lake (1%) are also popular.
KAYAK users have found double rooms in Lake Ontario for as cheap as £22 (Toronto) in the last 3 days. The average price is £267.
In the last 72 hours, users have found Lake Ontario hotels for tonight for as low as £51 (Toronto). Users have also found 3-star hotels from £75 (Mississauga) and 4-star+ hotels from £62 (Toronto).