A method for guiding a parking mode in a remote automatic parking support system is provided. The remote automatic parking support system includes a first mode and a second mode. In the first mode, automatic parking is performed based on a parking request from a smart key or a smartphone of a driver positioned extraneous to a vehicle and in the second mode, automatic parking is performed based ona parking request from a switch mounted within the vehicle. The vehicle is guided in first mode or the second mode based on a surrounding environment, thereby providing optimal convenience to the driver.