KLM Airlines is the leading carrier in the aviation industry, it is popular for its top-notch services for domestic; international locations. Moreover, the airline always works to fulfill the needs; requirements of its requirements. In addition, the airline has introduced a KLM missed flight policy for those who miss their flight on KLM. And If you want to rebook a delayed flight that you missed due to unavoidable circumstances or the fault of the airline. Go to the official KLM website and click on "Manage my booking". Once on Manage Booking, enter your PNR and passenger names and proceed.