Yes, KLM offers a 24-hour risk-free cancellation policy. You can cancel any flight within 24 hours of booking for a full refund +1-888-539-8119 , as long as the flight was booked at least 7 days before departure at +1-888-539-8119 or +1-888-539-8119. https://tabellaesupport.microsoftcrmportals.com/forums/general-discussion/ee957c68-19c9-ef11-a81b-0022489f0209