Smetanina also had successes at the FIS Nordic World Ski Championships, winning four golds (20 km (1982), and 4 × 5 km relay (1974, 1985, and 1991), three silvers (10 km (1978), and 4 × 5 km relay (1982, 1989)), and four bronzes (4 × 5 km relay (1978), 5 km (1974, 1978), and 20 km (1980)). She also won three times at the Holmenkollen ski festival, once in the 10 km (1975) and twice in the 5 km (1975 and 1979).