You can apply for your visa up to 6 months ahead of your trip. Apply no later than 45 days before your trip.You can fill in an application form online through your account in the online portal of the Ministry of Foreign Affairs. Select the visa you need. Answer no more than 6 questions and find out what exactly you or your employer will need to arrange. Here is how you fill out the Netherlands Schengen visa application form. Step 1: Complete the application form. Complete the online application form, print it out and take it to your appointment. Fill out the application form: The ETIAS application form is available on VisaHQ. Contracosta. 2. Can I apply online?