Australian Pullin tied for first place with Mateusz Ligocki of Poland in the big final with Alessandro Haemmerle taking third place ahead of Canadian duo Robert Fagan and Christopher Robanske in fourth and fifth.
Haemmerle's Austrian teammate Markus Schairer propped up the big final in sixth with Pullin's joint victory giving him an unassailable lead at the top of the overall men's snowboard cross World Cup standings.
With one more round to go in Sierra Nevada next week, two-time world champion Pullin, who claimed his first victory of the season last time out in Arosa, has a lead of 1750 points over Schairer.
Meanwhile in the ladies' event Nelly Moenne Loccoz took the win however with Maltais finishing one place behind in second the Frenchwoman cannot now catch the Canadian with one round to go.
Eva Samkova of the Czech Republic finished third with Raffaella Brutto fourth, Alexandra Jekova fifth and Michela Moioli sixth while Britain's Zoe Gillings placed 17th overall in Veysonnaz in Spain.
Maltais, who won silver at the World Championships back in January, holds a lead of 1090 points over Moenne Loccoz in the ladies' overall snowboard cross World Cup standings.