Southwest Airlines’ cancellation policy offers great flexibility. Non-refundable tickets receive flight credits for future travel, while refundable fares qualify for a full refund to the original payment method. The 24-hour rule allows cancellations for a full refund within 24 hours of booking. Best of all, Southwest does not charge any change fees. Planning to cancel your flight? Log into your Southwest account or app to easily manage your booking and process the cancellation.