As always, the list is without guarantee, probably incomplete and can be supplemented. As usual, a large number of areas not mentioned here will open on the last weekend of November; we are only counting the early starters up to the 21st.11:
Austria
Already open: Sölden, Hintertux, Pitztal, Kaunertal
October
Kitzsteinhorn: 2021-10-09
Stubai: 2021-10-09
Kitzbühel/Kirchberg: 2021-10-30
November
Schladming-Planai-Reiteralm (4 Berge Skischaukel): 2021-11-06
Jungholz: 2021-11-06
Obergurgl: 2021-11-13
Obertauern: 2021-11-20
Turracher Höhe: 2021-11-20