1. Get your passport, credit or debit card ready, and read the help document. To complete the form, you will need your passport, a credit card, and an email address.You must also answer a few questions. This article covers the Electronic Travel Authorization (ETA) process for Canada, including instructions on how to apply for the travel document. Apply for Canada's Electronic Travel Authorization (eTA) online. Valid for up to five years, it allows multiple short stays. Includes Canadian Government and Processing Fee. Applications for the eTA must be submitted online. Applicants must fill in the online form and pay the application fee. Visit the Canada eTA application website and fill in the form to apply online.