As a Montenegro passport holder planning a trip to the United States, remember that a visa is indeed required for entry, with options ranging from tourist and business visas to specialized work and student permits. The process for securing your visa, which can involve an application fee of around $185 USD, is crucial, so familiarize yourself with the seven available visa types to select the most appropriate one for your intended stay of up to 6 months for tourism. Considering the significant distance, booking flights well in advance is highly recommended, particularly if you aim to travel during the popular summer months of June through August, and be prepared for a substantial time zone difference from Montenegro.