The average train between Flensburg and Kassel takes 4h 43m and the fastest train takes 4h 24m. The train service runs several times per day from Flensburg to Kassel. 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 every 3 hours between Flensburg and Kassel. The earliest departure is at 2:55 AM at night, and the last departure from Flensburg is at 9:17 PM which arrives into Kassel at 6:47 AM. All services require a transfer, and take on average 4h 43m. The schedules shown below are for the next available departures.

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Want to know about travelling from Flensburg to Kassel? 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 Flensburg to Kassel. However, there are services departing from Flensburg station and arriving at Kassel station via Hamburg Hbf. The journey, including transfers, takes approximately 4h 43m.
Flensburg to Kassel train services, operated by Deutsche Bahn Regio (DB Regional), depart from Flensburg station.
Flensburg to Kassel train services, operated by Deutsche Bahn Regio (DB Regional), arrive at Kassel Bahnhof Wilhelmshöhe station.
Book your Flensburg to Kassel train tickets online with Deutsche Bahn Regio (DB Regional), Deutsche Bahn Intercity (DB IC) and Danish Railways (DSB).
The distance between Flensburg and Kassel is 385.6 km. The road distance is 495 km.
You can take a train from Flensburg to Kassel Bahnhof Wilhelmshöhe via Hamburg Hbf in around 4h 47m.