KLM Airlines KTW Terminal Discover KLM Airlines' exceptional service at Katowice Airport's KTW Terminal. Take advantage of quick check-in, contemporary facilities, and free Wi-Fi in premium lounges. KLM offers seamless boarding procedures and helpful staff to ensure a smooth flight whether you're traveling for work or pleasure. Travelers can shop at a variety of retail establishments and enjoy a variety of food alternatives. When you book a flight with KLM, you may arrive at the KTW Terminal at Katowice Airport comfortably and easily.