F2 visa separated from spouse and wants to get married to an American. How long the process takes?

OK so if you entered the United States with a visa, which it looks like you did, and you want to get married to an American citizen, then after marriage he can sponsor you for a green card. The entire process takes roughly 12 months. Consider working with counsel to handle your case from beginning to end. Some of us charge a very affordable flat fee, with no hidden costs, and are in the case for its lifespan by filing a G 28 form. Immigration attorneys can handle cases in any state And all over the planet.