Southwest Airlines provides a 24-hour window to cancel any flight and get a full refund. Whether you booked a refundable or non-refundable ticket, you can cancel within 24 hours for a hassle-free refund. The process is straightforward—simply log in to your account, view your itinerary, and select the cancel option. If your plans have changed, don’t delay—go to the Southwest website to cancel your booking and claim your refund today.