The 1986–87 FIS Cross-Country World Cup was the 6th official World Cup season in cross-country skiing for men and women.

The World Cup started in Ramsau, Austria, on 10 December 1986 and finished in Oslo, Norway, on 15 March 1987.

Torgny Mogren of Sweden won the overall men's cup[1] and Marjo Matikainen of Finland won the women's.

[2]