If you're planning a trip to Canada and you need a Canada eTA, one of the most common questions is how long it lasts — and whether you need to apply again for future visits. Here's everything you need to know. How Long is a Canada eTA Valid? A Canada eTA is valid for five years from the date it is issued, or until your passport expires — whichever comes first. This means that if your passport expires in two years, your eTA will also expire at that point, even if five years ha