Bus Service 661

!	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 661
Route Information
Route	Pasir Ris ↔ Central Business District
Route Length	25.8 km (towards Central Business District) 24.7 km (towards Pasir Ris)
Travelling Time	53 mins – 57 mins
Operator	(Loyang Bus Package)

Go-Ahead City Direct Service 661 provides residents of Pasir Ris, 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 Loyang Avenue and Central Business District via Tampines Expressway (TPE), Pan Island Expressway (PIE), Kallang-Paya Lebar Expressway (KPE), and Marina Coastal Expressway (MCE).

This service is the 43^rd bus service introduced under the Land Transport Authority’s (LTA) Bus Service Enhancement Programme (BSEP).

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 661

Depot	Fleet Size	Fleet
Loyang Depot (LYDEP)	2	1 Single Decker	1 Double Decker
		Mercedes-Benz O530 Citaro	MAN ND323F Volvo B9TL

Notes
2 buses will perform crossover trips on Service 2 during Weekdays AM Peak & AM Off-Peak.

Route Information

Departure Timings

From 78111 Blk 479 Pasir Ris Dr 3 Departure Time
Weekdays	07:30 (SD) 07:50 (DD)

From 03241 Aft Enggor St Anson Rd Departure Time
Weekdays	18:10 (SD) 18:25 (DD)

Direction 1 (Pasir Ris Drive 3 → Marina Boulevard)

[Show/Hide Full Route Details]

Bus Stops	Point of Interest	Weekdays
		First bus	Last bus
78111 Blk 479 Pasir Ris Dr 3		07:30	07:50
78081 Blk 467 Pasir Ris Dr 6		07:32	07:52
78071 Blk 446 Pasir Ris Dr 6		07:34	07:54
78171 Blk 108 Pasir Ris St 11		07:36	07:56
78181 Bef Blk 187 Pasir Ris St 11		07:38	07:58
78191 Aft Blk 182 Pasir Ris St 11		07:39	07:59
98099 Blk 269A Pasir Ris Dr 1		07:41	08:01
98019 Opp Blk 149A Loyang Ave		07:43	08:03
Express TPE		Non-stop
Express PIE		Non-stop
Express KPE		Non-stop
Express MCE		Non-stop
03241 Aft Enggor St Anson Rd	EW15 Tanjong Pagar	08:27	08:47
03111 Aft Capital Twr Robinson Rd	EW15 Tanjong Pagar	08:29	08:49
03071 80 Robinson Rd Robinson Rd		08:31	08:51
03381 The Sail Marina Blvd		08:34	08:54
03391 Marina Bay Financial Ctr Marina Blvd	NS27 CE2 TE20 Marina Bay	08:35	08:55

Direction 2 (Central Boulevard → Pasir Ris Drive 3)

[Show/Hide Full Route Details]

Bus Stops	Point of Interest	Weekdays
		First bus	Last bus
03539 Marina Bay Stn Ctrl Blvd	NS27 CE2 TE20 Marina Bay	18:10	18:25
03529 Downtown Stn Exit E Ctrl Blvd	DT17 Downtown Marina Bay Financial Centre	18:12	18:27
03129 UIC Bldg Shenton Way	TE19 Shenton Way	18:17	18:32
03218 Opp MAS Bldg Shenton Way	EW15 Tanjong Pagar	18:22	18:37
Express MCE		Non-stop
Express KPE		Non-stop
Express PIE		Non-stop
Express TPE		Non-stop
98011 Blk 149A Loyang Ave		18:57	19:12
98091 Blk 156 Pasir Ris Dr 1		18:59	19:14
78199 Opp White Sands Pr Sch Pasir Ris St 11		19:01	19:16
78189 Opp Blk 187 Pasir Ris St 11		19:03	19:18
78179 Opp Blk 108 Pasir Ris St 11		19:04	19:19
78079 Blk 429 Pasir Ris Dr 6		19:06	19:21
78089 Blk 405 Pasir Ris Dr 6		19:08	19:23
78119 Opp Blk 479 Pasir Ris Dr 3		19:10	19:25

Historical Information

Operator	Route	Year	Date	Service changes
	AMPasir Ris Dr 3 → Marina Blvd PMCentral Blvd → Pasir Ris Dr 3	2015	22 September	Introduced between Pasir Ris Dr 3 (Blk 479) and Marina Blvd (Marina Bay Financial Ctr) during morning peak hours and between Central Blvd (Marina Bay Stn) and Pasir Ris Dr 3 (Opp Blk 479) during evening peak hours, operating 2 trips in each direction as a peak hour one-directional service on weekdays under the LTA's Bus Service Enhancement Programme (BSEP).
		2016	25 July	3rd AM peak trip added.
(Current)		2019	2 January	Operations transferred to Go-Ahead Singapore.
				1 AM peak trip removed.
				Designated wheelchair-accessible bus service (WAB).
	N/A	2020	8 April	Suspended due to COVID-19 Circuit Breaker measures.
	AMPasir Ris Dr 3 → Marina Blvd PMCentral Blvd → Pasir Ris Dr 3		2 June	Resumed normal operations.
	N/A	2021	15 September	Suspended due to the impact of COVID-19 on available manpower.
	AMPasir Ris Dr 3 → Marina Blvd PMCentral Blvd → Pasir Ris Dr 3	2022	3 February	Resumed normal operations.

External Links

• Bus Service Information (Go-Ahead)
• SimplyGo eGuide
• Bus Service Route Map