The Lynx (4-1) came into the game with four players averaging double figures but Moore and Augustus carried the scoring load on this night, taking over half of the shots for Minnesota, which made 52.6 overall.
Trailing 28-23 at halftime, the Lynx blew the game open by outscoring the Sparks 23-9 in the third quarter.
The Sparks (0-3), off to their worst start in four years, shot only 39.3 percent, including 3 of 18 3-pointers. Jantel Lavender had 12 points and 13 rebounds for Los Angeles with Marianna Tolo adding 10 points. Leading scorer Alana Beard was out with a left-foot injury. The Sparks were already missing three players - Candace Parker, Kristi Toliver and Nneka Ogwemike - who averaged double figures last season.