Plane
Prague airport is used by 68 airlines to travel to more than 167 destinations in 52 countries. Beside the Sky Team together with many others as KLM, Air France, Prague airport is also used by low cost airlines. An air low cost ticket from some European countries can be bought for less than 100 EUR. More information about the Prague airport can be found on http://www.prg.aero/en
Train
Prague is connected by Czech railways with following countries:
Slovakia, Germany, Austria, Poland, Hungary, Croatia, Slovenia, Rumania, Ukraine, Russia, Switzerland, Netherlands, Bulgaria, Greece, Monte Negro, Serbia, Macedonia, Belarus. All the comfort of EuroCity, InterCity and SuperCity trains.
http://www.cd.cz/en/
Bus
Prague is reachable by bus from many European countries. Following prices are examples of frequently used connections to Prague : Munich – 20 EUR, London 35 EUR, Frankfurt 36 EUR, Paris 36 EUR.