KUN is a unique code, commonly called an IATA code, used in the aviation industry to identify airports. This code, along with many others, are defined by IATA (International Air Transport Association). A KUN flight refers to a flight to Kaunas Airport.
If you book a flight to Kaunas, you will be flying into Kaunas, which is the city’s only airport. Kaunas (KUN) is located 13.4 km from the centre of Kaunas.
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