GNB 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 GNB flight refers to a flight to Grenoble Airport.
Travelers will need to book flights to Grenoble (GNB) if they wish to fly to Grenoble. The Grenoble airport is 36.4 km from the city center.
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