The erminal can be reached on foot (approx. 800 m) or by shuttle bus (every 20 minutes) for a fee. By public transport: 1 minute walk to the bus stop. The bus runs every 20 minutes Mon-Fri from 4:45 am to 9:55 pm and every 20 minutes Sat-Sun from 4:55 am to 9:55 pm. Current information can be found at https://www.dortmund-airport.de/bus-und-bahn. Bulky luggage (e.g. golf bag, surfboard, ski equipment...) can be transported free of charge.
On the day of departure, drive to the parking lot and park the car. After that, you can walk to the desired location within minutes. When you return, you can easily walk back to the parking lot where your car is parked.