Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Bangkok to Dortmund as you normally would.
Related info for your journey
Useful info, stats and facts about Bangkok to Dortmund flights.
Dortmund (DTM), located 10.1 km from the city centre, is the airport you fly into when you book flights from Bangkok to Dortmund. 0 airlines have flights to Dortmund from Bangkok on a regular basis. Booking flights from Bangkok to Dortmund should not be difficult; the airport handles an average of 0 inbound flights from Bangkok per day.
BKK stands for Bangkok Suvarnabhumi Airport, while DTM stands for Dortmund Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. Bangkok Don Mueang Intl Airport (DMK), Rayong Utapao Rayong Pattaya Airport (UTP), Hua Hin Airport (HHQ) are other airports near this flight route and their unique identifiers/IATA codes.