1. Get your passport, credit or debit card ready, and read the help document. Air Canada applies travel document requirements contained in IATA's Travel Information Manual, available on the IATA Travel Centre website.We provide services to Canadians visiting and living in the United States. We also provide services to Canadians in: Florida, Puerto Rico, US Virgin Islands. ESTA is an automated system that determines the eligibility of visitors to travel to the United States under the Visa Waiver Program (VWP). Travelling to Canada, border wait times, customs and immigration. Among those exempted from this new requirement are U.S. citizens and travellers with a valid visa. Travelling to Canada. Effective November 10, 2016, visa-exempt foreign nationals must have an eTA before they can board a flight to Canada. Electronic System for Travel Authorization (ESTA).