The 1997–98 Biathlon World Cup was a multi-race tournament over a season of biathlon, organised by the International Biathlon Union.

The season started on 6 December 1997 in Lillehammer, Norway, and ended on 15 March 1998 in Hochfilzen, Austria.

It was the 21st season of the Biathlon World Cup.

Below is the IBU World Cup calendar for the 1997–98 season.

Following notable biathletes retired after the 1997–98 season: