The average train between Gießen and Flensburg takes 7h 19m and the fastest train takes 6h 6m. There is a train service every few hours from Gießen to Flensburg. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Trains run hourly between Gießen and Flensburg. The earliest departure is at 12:08 AM at night, and the last departure from Gießen is at 10:04 PM which arrives into Flensburg at 10:41 AM. All services require a transfer at Kassel Bahnhof Wilhelmshöhe and take an average of 7h 19m. The schedules shown below are for the next available departures.


6h 37m • 2 changes


6h 33m • 2 changes


6h 37m • 2 changes


6h 37m • 2 changes


10h 33m • 2 changes


6h 37m • 2 changes


6h 33m • 2 changes


6h 38m • 2 changes


10h 33m • 2 changes


6h 37m • 2 changes


6h 33m • 2 changes


6h 38m • 2 changes


10h 33m • 2 changes


6h 37m • 2 changes


6h 33m • 2 changes


6h 38m • 2 changes
Want to know about travelling from Gießen to Flensburg? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct train from Gießen to Flensburg. However, there are services departing from Gießen station and arriving at Flensburg station via Kassel Bahnhof Wilhelmshöhe. The journey, including transfers, takes approximately 7h 19m.
Gießen to Flensburg train services, operated by Deutsche Bahn Regio (DB Regional), depart from Gießen Bahnhof station.
Gießen to Flensburg train services, operated by Deutsche Bahn Regio (DB Regional), arrive at Flensburg station.
Book your Gießen to Flensburg train tickets online with Deutsche Bahn Regio (DB Regional) and Deutsche Bahn Intercity (DB IC).
The distance between Gießen and Flensburg is 469.5 km. The road distance is 624 km.
You can take a train from Gießen Bahnhof to Flensburg via Kassel Bahnhof Wilhelmshöhe and Hamburg Hbf in around 6h 36m.