Chat with KLM customer service to discover how the 24-hour cancellation policy works. Cancel within 24 hours of booking for a full refund. Call (+1-888-902-6168  ( (𝕠𝐓ⓐ)® օɾ ↕️ 1-888-982-1606  🎳（🎃♥ (𝐎𝐓𝐀) ♕👍for assistance. Visit www.klm.com or email support@klm.com for further details. ✈️😊