The 1988–89 FIS Cross-Country World Cup was the 8th official World Cup season in cross-country skiing for men and women.

The Women's World Cup started in La Clusaz, France, on 10 December 1988 and finished in Falun, Sweden, on 12 March 1989.

The Men's World Cup started in Ramsau, Austria on 10 December 1988 and finished in Falun, Sweden, on 12 March 1989.Gunde Svan of Sweden won the overall men's cup,[1] his fifth title, and Yelena Välbe of the Soviet Union won the women's cup.

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