Sherpa eVisa Help by Destination Canada Do I need an eTA to transit through Canada, even if I'm not leaving the airport? Andrew January 30, 2021 08:50 Yes. An eTA is required in order to fly to Canada or transit through a Canadian airport. Related articles Who needs an eTA to travel to Canada? I need help! How do I contact Sherpa? I noticed a mistake or missing information in one of your COVID-19 travel restrictions and procedures. What do I do? What is the status of my flight? Kenyan eVisas Overview