To book a group flight with KLM Group Travel, start by deciding your travel dates, departure city, destination, and total number of passengers. Once you have these details, contact KLM’s group reservations team to request a customized fare quote. Final payment is typically due 60 days before departure. For complete assistance with KLM Group Travel call the helpdesk at   1 (845)322-8260 (OTA-Skip Waiting). Or visit the GroupTripgo website for expert support and exclusive group deals.