R4 (RER Vaud)

R4
A Le Brassus-bound S22 at Lausanne in 2021; the S22 was folded in to the S4 in December 2022
Overview
Predecessor	S2 S22
First service	11 December 2022 (2022-12-11)
Current operator(s)	Swiss Federal Railways
Route
Termini	Le Brassus St-Maurice
Stops	33
Distance travelled	97.9 kilometres (60.8 mi) (Vallorbe–St-Maurice) 115.9 kilometres (72.0 mi) (Le Brassus–St-Maurice)
Average journey time	1 hour 26 minutes (Vallorbe–Aigle) 2 hours 2 minutes (Le Brassus–Aigle) 10 minutes (Aigle–St-Maurice)
Service frequency	Hourly
Line(s) used	Simplon line
Route map Legend hh:mm 0:00 Le Brassus 0:04 Chez-le-Maître-Ecoles 0:06 Le Sentier-L'Orient 0:08 Le Solliat-La Golisse 0:10 Le Rocheray 0:12 Les Esserts-de-Rive 0:16 0:17 Le Lieu 0:20 Le Séchey 0:21 0:22 Les Charbonnières 0:23 0:24 Le Pont Regional services to Pontarlier 0:38 Vallorbe 0:46 0:37 Le Day R3 0:54 Bretonnières R3 0:56 0:57 Croy-Romainmôtier R3 1:02 Arnex R3 1:06 La Sarraz R3 R1 R2 to Yverdon-les-Bains Funicular to Cossonay 1:13 Cossonay-Penthalaz R1 R2 R3 1:18 Bussigny R1 R2 R3 R8 R9 to Allaman to Lausanne-Flon 1:21 1:22 Renens VD 1:25 Prilly-Malley 1:29 1:30 Lausanne Lausanne-Gare to Croisettes to Ouchy–Olympique R8 R9 S40 S41 to Palézieux 1:33 Pully R1 R2 R3 1:36 Lutry R1 R2 R3 1:39 Cully R1 R2 R3 1:41 Epesses 1:45 Rivaz 1:46 St-Saphorin R7 to Palézieux Regional services to Les Pléiades 1:50 Vevey R3 R7 1:52 La Tour-de-Peilz R3 1:55 Burier R3 1:57 Clarens R3 1:59 Montreux R3 Regional services to Les Avants Regional services to Les Rochers-de-Naye 2:01 Territet 2:03 Veytaux-Chillon 2:06 Villeneuve VD R3 Regional services to Leysin Regional services to Les Diablerets 2:12 Aigle R3 Regional services to Monthey-Ville Regional services to Villars-sur-Ollon 2:19 Bex R3 Regional services to Monthey 2:23 St-Maurice R3 R91 Regional services to Martigny [1][2] This diagram: view talk edit

The R4 is a railway service of RER Vaud that provides hourly service between Le Brassus and Aigle in the Swiss canton of Vaud. A limited number of trains continue from Aigle to St-Maurice. On weekdays, a section of the train operates from Le Day to Vallorbe. Swiss Federal Railways, the national railway company of Switzerland, operates the service. The service was previously known as the S4.