From Vienna to Luxembourg, you can get to the comfortable buses of Student Agency, departing from the Busterminal Stadioncenter, Engerthstrasse, which is in the center of Vienna. There is a stop at the U2 Stadion metro station near the Stadion Center shopping center.

You can find out the schedule of flights and ticket prices on the official website of the carrier.

You can also travel from Vienna to Luxembourg by rail, but there are no direct trains on this route, and you will have to transfer with transplants, which is more expensive and less comfortable.