KLM Royal Dutch Airlines
KLM Royal Dutch Airlines at Hartsfield-Jackson Atlanta International Airport operates at the South and International Terminals.
Passengers can check in online at KLM.com or using the KLM app on their phones 24 hours to one-hour prior the departure time. They can also check in at the airport at self-service kiosks, at check-in desks, or the airport with SkyPriority program. Check-in desks at the airport open 3 hours before the departure time and close 60 minutes before the departure. The airline recommends passengers to arrive at least two hours before the departure time.
Phone number of KLM Royal Dutch Airlines: (800) 447-4747
Official Website: www.klm.com