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 0:03 Chez-le-Maître-Ecoles 0:04 Le Sentier-L'Orient 0:06 Le Solliat-La Golisse 0:08 Le Rocheray 0:10 Les Esserts-de-Rive 0:14 Le Lieu 0:17 Le Séchey 0:18 Les Charbonnières 0:24 Le Pont Regional services to Pontarlier 0:34 Vallorbe 0:41 0:36 Le Day R3 0:48 Croy-Romainmôtier R3 0:53 Arnex R3 0:59 La Sarraz R3 R1 R2 to Yverdon-les-Bains 1:05 Cossonay-Penthalaz R1 R2 R3 1:09 Bussigny R1 R2 R3 R5 R6 to Allaman 1:14 Renens VD 1:16 Prilly-Malley 1:21 1:24 Lausanne R5 R6 R9 to Puidoux 1:27 Pully R1 R2 R3 1:29 Lutry R1 R2 R3 1:33 Cully R1 R2 R3 R7 to Puidoux Regional services to Les Pléiades 1:41 Vevey R3 R7 1:42 La Tour-de-Peilz R3 1:44 Burier R3 1:46 Clarens R3 1:49 Montreux R3 Regional services to Les Avants Regional services to Les Rochers-de-Naye 1:54 Villeneuve VD R3 Regional services to Leysin Regional services to Les Diablerets 2:01 Aigle R3 Regional services to Monthey-Ville Regional services to Villars-sur-Ollon 2:06 Bex R3 Regional services to Monthey 2:11 St-Maurice R3 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.