How to Cancel WestJet Flight Online? Cancelling your WestJet flight online is a simple and hassle-free process that can be easily completed by following the directions on their website. First, you will need to log in to your account and go to the “Manage Trips” section. Next, select the flight that you would like to cancel and click on the “Cancel Flight” button. You will then be prompted to choose a cancellation option, either a refund or credit for future travel. Review all of the details before clicking “Confirm Cancellation” to complete the process. It’s important to note that cancellation fees and policies vary depending on your ticket type and departure time, so make sure you read through all terms and conditions before making any changes to your itinerary. Overall, cancelling your WestJet flight online is quick, easy, and convenient – just make sure you have all of the necessary information handy and take your time reviewing all options before finalising any cancellations.