The average train between Koblenz and Aarau takes 7h and the fastest train takes 6h 13m. The train service runs several times per day from Koblenz to Aarau. 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 4 hours between Koblenz and Aarau. The earliest departure is at 12:49 AM at night, and the last departure from Koblenz is at 8:48 PM which arrives into Aarau at 11:44 AM. All services require a transfer at Frankfurt and take an average of 7h. The schedules shown below are for the next available departures.



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6h 56m • 3 changesWant to know about travelling from Koblenz to Aarau? 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 Koblenz to Aarau. However, there are services departing from Koblenz station and arriving at Aarau station via Frankfurt. The journey, including transfers, takes approximately 7h.
Koblenz to Aarau train services, operated by Deutsche Bahn Intercity (DB IC), depart from Koblenz Hauptbahnhof station.
Koblenz to Aarau train services, operated by Deutsche Bahn Intercity (DB IC), arrive at Basel SBB station.
Book your Koblenz to Aarau train tickets online with Deutsche Bahn Intercity (DB IC), Swiss Federal Railways (SBB CFF FFS) and Nederlandse Spoorwegen (NS).
The distance between Koblenz and Aarau is 331 km. The road distance is 494 km.
You can take a train from Koblenz Hauptbahnhof to Aarau via Frankfurt, Basel SBB, and Olten in around 5h 37m.