The incident happened around 10.50 pm in Glasvey Rise in Twinbrook last night, Saturday, January 9.
Police say the woman was sitting in her blue Honda Accord car when three men climbed into the back of the vehicle.
A fourth man opened the driver’s door and forced the woman out of the car before driving off in it.
Police said the woman was not injured but was left badly shaken by her ordeal.
Anyone with information is asked to contact detectives on the 101 non-emergency number.