You can take an international flight to Maastricht. There are several airports that are easily reachable from Maastricht. These include Maastricht-Aachen Airport, Eindhoven Airport, and several other airports located nearby in Belgium.
To travel with the KLM Bus Service between Nijmegen/Arnhem and Schiphol, just follow these simple steps:
Book a KLM ticket on KLM.com to your destination with Nijmegen or Arnhem as the starting point, free of charge.
The KLM bus will take you to Schiphol airport from the Central Station in Nijmegen (Burgemeester Hustinxstraat) or Arnhem (Sonsbeekzijde, Amsterdamse weg) efficiently and comfortably.
After arrival at Schiphol, check in and board your flight.
If you are travelling back the same way, the KLM bus will take you from the airport (Platform C – in front of Schiphol Plaza) to the Central Station in Nijmegen or Arnhem.
Note: the KLM-bus can be used only if the service is visibly included in your ticket. The itinerary shown on your ticket should begin and/or end in Arnhem or Nijmegen. If your ticket does not show these stretches, then you may contact your booking office to have the bus-service included in your ticket for free.