Václav Havel Airport Prague offers high speed wifi connection for free. WiFi signal covers Terminal 1 and Terminal 2 for 24 hours a day. Thanks to the wide net of accessing points high accessibility is ensured and Internet surfing is not disrupted. You can connect to the network (SSID) prg.aero-free.
All you need is a notebook equipped or a mobile phone or PDA. Read more about the due setting of your portable device HERE.