Algonquin Park has several trail networks offering over 110 kilometres of some of Ontario's best cross-country (nordic) skiing. Three trails are packed, groomed, and trackset on a regular basis whereas one wilderness ski trail is not groomed or trackset.
- Fen Lake Ski Trail
- Leaf Lake Ski Trail
- Old Railway Trail (multi-use winter trail, groomed and trackset)
- Minnesing Wilderness Ski Trail (not groomed)
There are no downhill (alpine) skiing opportunities in Algonquin Park.