Chelsea Gray scored 23 points, Candace Parker had 19 points and 10 rebounds, and the Sparks beat the Minnesota Lynx, 70-64, on Friday night.
Minnesota's Rebekkah Brunson caught Maya Moore's airball and put it in to get the Lynx within 66-63 with 49.3 seconds left. Nneka Ogwumike answered with a baseline jumper for her first basket of the game with 28 seconds left.
Sylvia Fowles missed a shot in the lane and Gray made two free throws with 14.6 seconds remaining for a seven-point lead.
Odyssey Sims added 14 points for Los Angeles (19-7) and Ogwumike scored three points to reach 3,000 for her career.
Fowles had 17 points and 13 rebounds for Minnesota (21-4). Brunson added 14 points and nine rebounds, and Moore scored 12. The Lynx unveiled their new logo for next season at halftime.