Bus Service 400

Service 400
Route Information
Route	Shenton Way Terminal ↺ Marina Bay Cruise Centre (Loop)
Route Length	11.4 km
Travelling Time	34 - 52 mins
Operator	(Bukit Merah Bus Package)

SBS Transit Bus Service 400 is a basic service that enhances connectivity within the Downtown Core. It primarily serves the Central Business District, providing access to Gardens by the Bay, Marina Barrage, and Marina Bay Cruise Centre. Coming 2026, it will have a 3-year trial with autonomous buses.

Service Information

Bus Duty & Fleet

Service 400

Depot	Fleet Size	Fleet
Ulu Pandan Depot (UPDEP)	2	2 Single Deckers
		SBS8488A SBS8659Z Scania K230UB

ExpandNotes

2 Service 121 SDs will perform one (1) crossover trip on Service 400 during Weekdays AM Off-Peak, departing Shenton Way Terminal at 1150 hours & 1650 hours respectively. SBS8659Z will perform crossover trips on Service 121 during Weekdays AM Peak & Off-Peak. SBS8783Y (Service 121) will perform crossover trips on Service 400 during Weekdays AM Peak & Off-Peak. Weekdays: 2A-2P (2 buses) Weekends & Public Holidays: 3A-3P / 1S (4 buses)

Route Information

Frequency

Period	AM Peak (First Bus - 08:30)	AM Off Peak (08:31 - 16:59)	PM Peak (17:00 - 19:00)	PM Off Peak (19:01 - Last Bus)
Loop Service	30 minutes		20 - 30 minutes	30 minutes

Loop Service

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Bus Stops	Nearby Attraction	Weekdays		Saturdays		Suns/PH
		First bus	Last bus	First bus	Last bus	First bus	Last bus
03239 Shenton Way Ter Shenton Way		06:00	23:40	06:00	23:40	06:00	23:40
03223 Tanjong Pagar Stn Exit C Anson Rd	EW15 Tanjong Pagar	06:03	23:43	06:03	23:43	06:03	23:43
03151 Aft Telok Ayer St Cecil St		06:05	23:45	06:05	23:45	06:05	23:45
03381 The Sail Marina Blvd		06:09	23:49	06:09	23:49	06:09	23:49
03391 Marina Bay Financial Ctr Marina Blvd	NS27 CE2 TE20 Marina Bay	06:10	23:50	06:10	23:50	06:10	23:50
03331 Bef Marina Gdns Dr Marina Blvd		06:12	23:52	06:12	23:52	06:12	23:52
03341 Bef Gdns by the Bay Marina Gdns Dr		06:13	23:53	06:13	23:53	06:13	23:53
03371 Gdns by the Bay Marina Gdns Dr		06:14	23:54	06:14	23:54	06:14	23:54
03369 Gardens by the Bay Stn Exit 1 Marina Gdns Dr	TE22 Gardens by the Bay Gardens by the Bay Marina Barrage	06:15	23:55	06:15	23:55	06:15	23:55
03361 Gardens by the Bay Stn Exit 2 Marina Gdns Dr	TE22 Gardens by the Bay Gardens by the Bay Marina Barrage	06:16	23:56	06:16	23:56	06:16	23:56
03349 Aft Gdns by the Bay Marina Gdns Dr		06:17	23:57	06:17	23:57	06:17	23:57
03419 Marina Sth Pier Stn Marina Coastal Dr	NS28 Marina South Pier Marina South Pier	06:20	00:00	06:20	00:00	06:20	00:00
03421 Marina Bay Cruise Ctr Marina Coastal Dr	Marina Bay Cruise Centre	06:22	00:02	06:22	00:02	06:22	00:02
03411 Opp Marina Sth Pier Stn Marina Coastal Dr	NS28 Marina South Pier Marina South Pier	06:24	00:04	06:24	00:04	06:24	00:04
03339 Aft Marina Gdns Dr Ctrl Blvd		06:26	00:06	06:26	00:06	06:26	00:06
03539 Marina Bay Stn Ctrl Blvd	NS27 CE2 TE20 Marina Bay	06:27	00:07	06:27	00:07	06:27	00:07
03579 Opp Downtown Stn Straits View	DT17 Downtown	06:29	00:09	06:29	00:09	06:29	00:09
03549 Shenton Way Stn Exit 3 Park St	TE19 Shenton Way	06:31	00:11	06:31	00:11	06:31	00:11
03129 UIC Bldg Shenton Way	TE19 Shenton Way	06:32	00:12	06:32	00:12	06:32	00:12
03218 Opp MAS Bldg Shenton Way	EW15 Tanjong Pagar	06:34	00:14	06:34	00:14	06:34	00:14
03239 Shenton Way Ter Shenton Way 1		06:35	00:15	06:35	00:15	06:35	00:15

• ¹: No alighting at this stop.

Historical Information

Operator	Route	Year	Date	Service changes
(Current) Known as prior to 1 November 2001	Shenton Way ↺ Marina Mall	1989	30 July	Introduced between Shenton Way Ter and Marina Mall (Loop).
		1990	15 January	First bus brought forward to 1100 hrs daily.
		1994	TBC	First bus brought forward to 0900 hrs daily.
		2000	TBC	Serves new bus stop after Shenton Way along Palmer Rd.
		2005	14 November	Re-classified as a Parks service.
		2008	7 January	Amended to skip the western loop of Marina Mall, Marina Way and Marina Gr.
			19 October	Amended to loop at Marina Mall, skipping the eastern loop of Marina Way and Marina Gr.
		2009	18 January	Serves relocated bus stop outside Marina Bay Stn along Marina Stn Rd with the partial closure of Marina St to facilitate the construction of the Downtown Line.
			16 March	Reverted back to trunk service.
	Shenton Way ↺ Marina Gardens Dr		19 July	Extended to loop at Marina Gdns Dr.
		2011	27 June	Designated wheelchair-accessible bus service (WAB).
		2012	14 January	Serves reinstated bus stop outside Marina Bay Stn along Marina St.
			24 June	Amended to ply the extended Marina Gdns Dr with the permanent closure of Marina Mall.
				First bus brought forward to 0700 hrs daily.
		2013	29 December	Amended to ply Marina Blvd/Central Blvd, Marina St, Central Blvd and Shenton Way with the opening of MCE.
		2014	28 September	Amended to ply Cecil St and Marina Blvd with the road changes in Marina Sth area, skipping Maxwell Rd and Central Blvd.
		2017	25 June	Amended to the relocated Shenton Way Ter.
	Shenton Way ↺ Marina Gardens Dr & Marina Coastal Dr	2019	16 June	Integrated with Service 402 and extended to loop at Marina Coastal Dr.
				First bus brought forward to 0600 hrs daily and last bus extended to 2340 hrs daily.
		2021	24 October	Serves new bus stop opposite Marina Barrage along Marina Gdns Dr.
		2022	13 November	Amended to ply Straits View and Park St.

External Links

• Service Information (SBS Transit)
• SimplyGo eGuide
• Bus Service Route Map