Find out everything you need to know about how to change your Southwest Airlines trip. Our guide goes over the rules for cancelling flights, changing flights, changing dates, checking in, and giving you information on Southwest Airlines' cancellation policy . Find out everything you need to know to make your Southwest Airlines trip plans go smoothly. How to Change Flights on Southwest? As you make your trip plans, it can be very helpful to know how Southwest Airways handles changes to flights. You can cancel, change times, or make other changes to your plans with Southwest Airlines check-in policy. Southwest gives you many options if you need to cancel, change times, or make changes to your plans. This way, you can make sure your trip goes smoothly and without any stress. Southwest Airlines' cancellation policy, how to change your flight, how to change your date, how to check in, and red-eye trips are all covered in this book. How to Cancel on Southwest Airlines People know tha...