Groningen is the hub of the Western Netherlands/Northern Germany distribution route, along which it offers excellent varied transport facilities, by water, land and air. Groningen has a direct train connection (2 hours travel) with Amsterdam International Airport Schiphol. Amsterdam Airport Schiphol is the 4th airport of Europe, after London, Paris and Frankfurt, and provides connections to all parts of the world.
Groningen itself has a smaller airport (Groningen Airport Eelde) with international connections to London and Kopenhagen amongst others. Furthermore, within two hours one can also go from Groningen city center to Bremen Airport, Germany (i.e. KLM, Lufthansa, Air France, Ryanair).
The best way to travel from the Airport Schiphol to Groningen is by train ('NS' is the Railway Company). The NS-train station is located at Schiphol Airport. Approximately travel time from Schiphol to Groningen is 2 hours. For all information about travelling by train, please visit the website of the NS.