SWISS in recent schedule update has adjusted winter 2016/17 operation, including planned 777-300ER intra-European sectors from 30OCT16. As of 27JUL16, planned SWISS Boeing 777-300ER European service between 30OCT16 and 15FEB17 as follow.
Zurich – Geneva LX2802/2807 2 weekly (Day 35)
Zurich – Hanover LX816/817 6 weekly (Day x1), LX828/829 2 weekly (Day 24)
Zurich – London Heathrow LX318/319 on 11FEB17
Zurich – Vienna LX1574/1575 1 weekly (Day 7), LX1582/1583 1 weekly (Day 6)
Note current schedule listing shows 777-300ER European operation scheduled until 15FEB17 inclusive.