The KLM Pet Policy permits the transportation of pets in the cabin, as checked baggage, or as cargo In accordance with the size and weight of the pet and the destination. Small dogs, cats, and birds are the only animals permitted to travel in the cabin; larger animals must be checked in as luggage or cargo. Check out this blog post by Airlines Pet Policy or give us a call at (844) 414-9223 for more information about KLM pet travel.