+1-888-413-6950 If your travel plans change after you have bought your tickets with Porter and you are wondering "How to Cancel my Flight with Porter?" you can easily do so by going to the official website of TheAirlinesInfo, where you will find the simple cancellation process and relevant policies that can help you cancel your flight ticket without paying any cancellation fees. You can call the aforementioned at any time of day to obtain assistance with a Porter cancellation because the support team is available 24*7.