What is southwest airlines flight change policy You may modify your flight by contacting Southwest Airlines customer care, or you can do it yourself if you are aware of the policies mentioned below. Southwest Airlines is well known for not charging a charge for a flight change. Additionally, you should know a few things regarding Southwest Airlines' change flight policy. Here are some of them: If you need to modify your flight, do so at least an hour before takeoff to avoid paying additional costs or experiencing price increases. If you don't do this before the deadline, your airline ticket will need to be canceled, and there can be a fee for doing so. Ten minutes before your scheduled departure is the cutoff time. https://www.travomojo.com/flight-change-policy/southwest-airlines-flight-change-policy/