Night train from Aachen to Vienna
There currently is one option to travel by night train from Aachen (Germany) to Vienna (Austria), taking between approximately 13 and 14 hours: Namely the NJ 469 operated by ÖBB.
ÖBB
The Austrian Federal Railways (ÖBB) operate the Nightjet and Euronight trains (the latter together with other national railway agencies).
What types of carriages are available on ÖBB trains?
ÖBB night trains typically feature three types of carriages: seats, couchettes, and sleepers.
What's the difference between seats, couchettes, and sleeper cars?
Seats are for the bravest, while couchettes and sleepers provide a more comfortable journey. In the couchettes, you can find simple and rather narrow berths, while the sleepers are equipped with proper beds and sometimes even a private bathroom. Couchettes accommodate up to six people, while sleepers are private compartments for one to three people.
What amenities do sleeper cars offer?
They may include a private bathroom or shower, or sometimes just a sink.