| Flat Lake Provincial Park | |
| Iucn Category: | II |
| Map: | British Columbia |
| Location: | Lillooet Land District, British Columbia, Canada |
| Nearest City: | 100 Mile House, BC |
| Coordinates: | 51.5006°N -121.5131°W |
| Area: | 4,275 ha. (42.75 km²) |
| Established: | July 13, 1995 |
| Governing Body: | BC Parks |
Flat Lake Provincial Park is a provincial park in British Columbia, Canada. It features a number of interconnected lakes referred to as the "Davis Lake Chain" by locals.[1] The park is located southwest of the municipalities of 100 Mile House and Lone Butte.