S6 Baden–Regensdorf-Watt–Oerlikon–Zürich HB–Uetikon.
A new early-morning S6 train will run Monday to Friday. The service will depart from Regensdorf-Watt at 05:11 and arrive in Zürich HB at 05:28. In Oerlikon, there will be a connection to the new S16 train to Zurich Airport (arrival at 05:29).
S8 Winterthur–Zürich HB–Thalwil–Pfäffikon SZ.
All evening S8 trains will once again run to and from Winterthur. It will no longer be necessary to change in Effretikon. This is due the completion of construction work on the pedestrian underpass in Winterthur. This construction project had led to timetable restrictions for the S8 in past few years.
S9 Schaffhausen–Rafz–Zürich HB–Stettbach–Uster.
A new early-morning train will run from Bülach to Zürich HB and Uster from Monday to Friday (departure from Bülach at 04:58, arrival in Uster at 05:50).
S11 Aarau–Dietikon–Zürich HB–Stadelhofen–Winterthur–Seuzach/Wila.
In the evenings, there will be additional connections between Zürich HB and Seuzach, as well as between Zürich HB and Winterthur Seen.
S12 Brugg–Dietikon–Zürich HB–Winterthur–Schaffhausen.
A new early-morning train will run from Brugg to Zürich HB, Winterthur and Schaffhausen (departure from Brugg AG at 04:36, arrival in Schaffhausen at 06:13). At Hardbrücke, there will also be a connection to the new S16 train to Zurich Airport (arrival at 05:29).
S14 Affoltern a.A.–Altstetten–Zürich HB–Oerlikon–Hinwil.
A new early-morning train will run from Rapperswil to Uster and Zürich HB (departure from Rapperswil at 04:26, arrival in Zurich HB at 05:12). From Monday to Saturday, this train will continue onwards to Affoltern am Albis (arrival at 05:48). This new early-morning train will offer a connection to Zurich Airport in Oerlikon (arrival at 05:14). From Zürich HB, there will be a connection to the IC1 to Bern and Geneva Airport (departure from Zürich HB at 05:19).
S15 Rapperswil–Uster–Zürich HB–Oberglatt–Niederweningen.
A new early-morning S15 train will run Monday to Friday from Rapperswil to Uster, Zürich HB and Niederweningen (departure from Rapperswil at 05:14, arrival in Niederweningen at 06:26).
S16 Airport–Zürich HB–Herrliberg–Feldmeilen(–Meilen).
A new early-morning S16 train will run from Rapperswil to Meilen, Zürich HB and Zurich Airport (departure from Rapperswil at 04:26, arrival in Zurich Airport at 05:29). From Zürich HB, there will be a connection to the IC1 to Bern and Geneva Airport (departure from Zürich HB at 05:19).
S25 Zürich HB–Pfäffikon SZ–Ziegelbrücke–Glarus–Linthal.
- In the Glarus region, the S25 will now offer a connection to the S4 towards Sargans.
- The necessary timetable adjustments mean that the stops in Niederurnen and Oberurnen will be discontinued. Niederurnen and Oberurnen will continue to be served by buses and the S6.
Thurbo is expanding its service offer with a fast S-Bahn train connection: the S44 is now running daily every two hours, offering a fast connection between Constance and Weinfelden. In Weinfelden, there is a connection to the IC8 running to Zurich. Three fast connections will therefore be provided every two hours between Constance–Kreuzlingen and Frauenfeld–Winterthur–Zurich Airport–Zurich.