Prague is today one of the main airports in Central Europe and is connected with all the main cities in Europe through regular airlines or low cost companies.
Main regular airlines flying to Prague
The main regular airlines at Prague Vaclav Havel airport are Air France, Aeroflot, Alitalia, Austrian Airlines, British Airways, Czech Airlines, Lufthansa, LOT Polish Airlines, KLM.
Czech Airlines is the Czech national airline company. They are part of the SkyTeam alliance, as well as Air France, Aeroflot and Alitalia mentionned here above. They offer great connections from Prague to the Central European region.
Low cost airlines flying to Prague
The low cost airlines (# of connections) that are currently operating at the airport are: Smartwings (27), Ryanair (4), Easyjet (5) and Wizzair (15).
Even if some of the above mentionned companies are mentionned as low cost they won’t necessarily offer you the best price to Prague. Indeed, Prague is a competitive destination and most of the regular airlines flying to Vaclav Havel offer very good prices.
You can find all the airlines on the official website of Prague airport : http://www.csl.cz/en/site/informace_o_letech/destinace_aerolinky/aerolinky.htm