The Dortmund Airport (DTM):
It served by Air Berlin, easyJet, Hapag Lloyd, Sunexpress, LGW, Lufthansa, City Air and Czech Airlines, has connections to cities all over Europe. Getting to and from Dortmund Airport.
The airport is situated just off the B1/A44 motorway, which leads directly into Dortmund city centre. A non-stop shuttle bus links Dortmund Airport with the city’s central bus station, which is opposite the main railway station. The journey lasts 25 minutes and costs 5€. Shuttle buses also depart every 15 minutes for Holzwickede train station, south of the airport. Travel time is about 5 minutes, and the fare is 1€.
More information about the airport you can find on http://www.dortmund-airport.de
The Hauptbahnhof (Central Station), one of Europe's largest, connects to any German city and is serviced by several kinds of high speed train.
Dortmund's excellent public transport system integrates subway, buses and trams within the larger Ruhrgebiet region.
To find a connection please click here: http://reiseauskunft.bahn.de/bin/query.exe/en
For most participants the train from Frankfurt is probably the best choice to come to Dortmund as there is a very fast train connection from the airport in Frankfurt - 2 hours.
You may check the train connections on www.bahn.de or http://www.bahn.de/p/view/mobilitaet/flug/airrail.shtml
Taxis cost around 25 € for the 25-minute trip.
Cars can be rented (Autovermietung) with car rental companies easily available at airports and railway stations.