System dynamics models determine structure (interrelationships) and dynamics - one could consider, that both approaches converge in their focus on "structure."
Some attempts to combine the methodologies are presented in the following papers:
Kljajić, M., A Legna Verna, C., & Škraba, A. (2005). Development of simulation model of the Canary Islands for strategic decision making. Organizacija, 38(9).
Kljajić, M., A Legna Verna, C., & Škraba, A. (2005). System Dynamics Model of the Canary Islands for Strategic Public Decisions Support. Organizacija, 38(9).