There are 3 differents airports close to the venue:
1- Düsseldorf Airport (DUS): It is the best and closest option to Damagermany venue. Once you arrive in Düsseldorf Airport, take a train to “Duisburg” Station and change there ro “Krefeld” station. It takes about 30 minutes in total.
2- Koeln-Bonn Airport (CGN): The Cologne Airport is a very good option for many european cities. There is plenty of Low-Cost airlines that goes to Cologne Airport. To get to Krefeld, You can simlpy take the train to Cologne Main Station, and change from there to Krefeld. It takes about 1 hour.
3- Dusseldorf Weeze Airport (NRN): This is a smaller airport located a bit further from Krefeld, but it offers the cheapest and best flights from some european citys like Sweden (30€ ), Ukraine, Portugal or Spain. To get to Krefeld you need to take a shuttle Bus from the aiport to Kevelaer train station, and from there take the direct train to Krefeld main Station (Takes about 1 hour).