Wondering How do I cancel at KLM? If you really want to grab some information regarding this or related to anything you can check our official website or you can call at  OTA:  +1-800-970-3794.    Cancelling with KLM requires understanding their policies and procedures.    Know your options for refunds, including KLM’s 24 hour cancellation policy.    Review … Continue reading How do I cancel at KLM?