Bus Service 677

!	TRAVEL ADVISORY					!
	From 14 November 2024 to 31 October 2025, train services on the Bukit Panjang LRT will end an hour earlier at 10.30pm every Thursday to Sunday (except Public Holidays). This is to facilitate the upgrading of the BPLRT signalling system, as well as the testing of the new and retrofitted Light Rail Vehicles (LRVs) on the BPLRT network. Please refer here for more information. From 15 June 2025 to 30 July 2025, Train services on the Circle Line will end earlier at 11pm on Sundays, Mondays to Wednesday. This is to facilitate the integration for the CCL6. There is no bridging bus service provided. Please refer here for more information. From Sunday, 29 June 2025, with the opening of Punggol Coast Integrated Transport Hub (ITH), bus services 34, 117 & 117M will be extended to commence operations from the interchange. Please refer here for more information. From Saturday, 18 October 2025, with the realignment of Lim Chu Kang Road, bus service 405 will be amended to skip Lim Chu Kang Road. Please refer here for more information.

Service 677
Route Information
Route	Sengkang ↔ Central Business District
Route Length	28.5 km (towards Central Business District) 27.8 km (towards Sengkang)
Travelling Time	95 – 99 mins (1 h 35 mins – 1 h 39 mins)
Operator	(Sengkang – Hougang Bus Package)

SBS Transit City Direct Service 677 provides residents of Sengkang, who rely on the rail network and feeder buses, with a direct travel alternative to the Central Business District (CBD). This service incorporates an express sector between Buangkok Drive and Central Business District via Kallang-Paya Lebar Expressway (KPE) and Marina Coastal Expressway (MCE).

This service is the 8^th bus service introduced under the Land Transport Authority’s (LTA) Bus Connectivity Enhancement Programme (BCEP).

Evening peak-hour departures will be brought forward to the afternoon on the eves of Christmas, New Year, and Lunar New Year. Revised timing will be announced closer to the respective dates by the operator.

Service Information

Bus Duty & Fleet

Service 677

Depot	Fleet Size	Fleet
Sengkang West Depot (SWDEP)	2	2 Single Deckers
		SBS6005Z SG1233B Mercedes Benz O530 Citaro

Route Information

Departure Timings

From 65021 Opp Blk 110 Punggol Rd Departure Time
Weekdays	07:30 07:45

From 02149 Suntec Twr Three Temasek Blvd Departure Time
Weekdays	18:05 18:20

Direction 1 (Punggol Road → Temasek Boulevard)

[Show/Hide Full Route Details]

Bus Stops	Point of Interest	Weekdays
		First bus	Last bus
65021 Opp Blk 110 Punggol Rd		07:30	07:45
65031 Blk 227D Punggol Rd		07:31	07:46
65041 Blk 231 Punggol Rd		07:32	07:47
67109 Blk 235 Sengkang East Way		07:33	07:48
67409 Sengkang Stn Sengkang East Way	NE16 STC Sengkang Compass One	07:38	07:53
67399 Blk 325 CP Sengkang East Way	Sengkang General Hospital	07:37	07:52
67389 Blk 317B Sengkang East Way		07:38	07:53
67371 Blk 313 CP Anchorvale Rd		07:39	07:54
65809 Anchor Green Pr Sch Anchorvale Rd		07:47	08:02
67301 Blk 305D Sengkang East Ave	SW7 Tongkang	07:40	07:55
67291 Renjong Stn Exit B Sengkang East Ave	SW8 Renjong	07:42	07:57
67331 Blk 200B Sengkang East Ave		07:43	07:58
67261 Blk 203B Sengkang East Ave		07:44	07:59
67211 Ranggung Stn Exit A Sengkang East Ave	SE5 Ranggung	07:58	08:13
65019 The Rivervale Punggol Rd		07:46	08:01
67721 The Rivervale Buangkok Dr		07:47	08:02
67731 Bef Sengkang East Dr Buangkok Dr		08:04	08:19
Express KPE, MCE		Non-stop
03222 Hub Synergy Pt Anson Rd	EW15 Tanjong Pagar	08:51	09:06
03223 Tanjong Pagar Stn Exit C Anson Rd	EW15 Tanjong Pagar	08:52	09:07
03151 Aft Telok Ayer St Cecil St		08:53	09:08
03381 The Sail Marina Blvd		08:56	09:11
03391 Marina Bay Financial Ctr Marina Blvd	NS27 CE2 TE20 Marina Bay	08:57	09:12
03511 Aft Bayfront Stn Exit E Bayfront Ave	CE1 DT16 Bayfront Gardens by the Bay Marina Bay Sands	08:59	09:14
03501 Marina Bay Sands Theatre Bayfront Ave	CE1 DT16 Bayfront Marina Bay Sands	09:00	09:15
02169 Promenade Stn Exit B Temasek Ave	CC4 DT15 Promenade Millenia Walk	09:03	09:18
02141 Suntec Twr Two Temasek Blvd	Suntec City	09:05	09:20

Direction 2 (Temasek Boulevard → Punggol Road)

[Show/Hide Full Route Details]

Bus Stops	Point of Interest	Weekdays
		First bus	Last bus
02149 Suntec Twr Three Temasek Blvd	CC4 DT15 Promenade Suntec City	18:05	18:20
02161 Aft Promenade Stn Exit C Temasek Ave	CC4 DT15 Promenade Millenia Walk	18:07	18:22
02171 Opp The Ritz-Carlton Temasek Ave	Singapore Flyer	18:08	18:23
03509 Bayfront Stn Exit B/MBS Bayfront Ave	CE1 DT16 Bayfront Gardens by the Bay Marina Bay Sands	18:11	18:26
03519 Bayfront Stn Exit A Bayfront Ave	CE1 DT16 Bayfront	18:19	18:34
03539 Marina Bay Stn Ctrl Blvd	NS27 CE2 TE20 Marina Bay	18:14	18:29
03529 Downtown Stn Exit E Ctrl Blvd	DT17 Downtown Marina Bay Financial Centre	18:15	18:30
03129 UIC Bldg Shenton Way	TE19 Shenton Way	18:17	18:32
03217 Aft Straits Blvd Shenton Way	EW15 Tanjong Pagar	18:35	18:50
Express MCE, KPE		Non-stop
67739 Aft Sengkang East Dr Buangkok Dr		19:23	19:38
67729 Opp The Rivervale Buangkok Dr		19:25	19:40
65011 Opp The Rivervale Punggol Rd		19:26	19:41
67219 Ranggung Stn Exit B Sengkang East Ave	SE5 Ranggung	19:27	19:42
67269 Opp Blk 203A Sengkang East Ave		19:29	19:44
67339 Opp Blk 200B Sengkang East Ave		19:30	19:45
67299 Renjong Stn Exit A Sengkang East Ave	SW8 Renjong	19:31	19:46
67309 Opp Blk 305 CP Sengkang East Ave	SW7 Tongkang	19:32	19:47
65801 Blk 309D Anchorvale Rd		19:34	19:49
67379 Opp Blk 313 CP Anchorvale Rd		19:35	19:50
67381 Blk 326 CP Sengkang East Way		19:36	19:51
67391 Blk 333B Sengkang East Way	Sengkang General Hospital	19:37	19:52
67401 Opp Sengkang Stn/Blk 260A Sengkang East Way	NE16 STC Sengkang	19:39	19:54
67101 Blk 250A Sengkang East Way		19:40	19:55
65049 Blk 126A Punggol Rd		19:42	19:57
65039 Blk 124 Punggol Rd		19:43	19:58
65029 Blk 111 Punggol Rd		19:44	19:59

Historical Information

Operator	Route	Year	Date	Service changes
(Current)	AMPunggol Rd → Temasek Blvd PMTemasek Blvd → Punggol Rd	2025	2 January	Introduced between Punggol Rd (Opp Blk 110) and Temasek Blvd (Suntec Twr Two) during morning peak hours and between Temasek Blvd (Suntec Twr Three) and Punggol Rd (Blk 111) during evening peak hours, operating as a peak hour one-directional service on weekdays under the LTA's Bus Connectivity Enhancement Programme (BCEP). Wheelchair-accessible bus service (WAB) at launch.

External Links

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