Cam Atkinson scored early in the third period, and Alexander Wennberg added an empty-netter with 19 seconds remaining.
The Minnesota Wild won 3-0 over the Vancouver Canucks on Sunday in Edmonton.
Suns make it 2 straight in restart by topping Mavs 117-115
Kristaps Porzingis celebrates his Birthday in the Bubble, Mavs Lose to the Suns
Seth Curry on Mavs loss to the Suns: 'I felt fine'
Luka Doncic discusses Dallas' loss against Phoenix
Mavs turn Their Attention to the Kings | Mavs Live