Go-Ahead Bus Service 43A is a Short-Trip Service variant of Bus Service 43.
The route operates from Punggol Bus Interchange and ends at Serangoon MRT Station, operating daily during weekday peak hours, and evenings of weekends and public holidays.
Short Trip Service 43A commences operation on 22 March 2026.
| Route Overview | ||||||||||||
Route  |
Punggol Bus Interchange → Serangoon Central (S’goon Stn Exit C/Blk 201) | |||||||||||
| Passes Through | Sengkang East Rd, Sengkang Ctrl, Buangkok Dr, Yio Chu Kang Rd | |||||||||||
| Route Length | 9.4 km | |||||||||||
| Travelling Time | 35 mins | |||||||||||
| Operator Information | ||||||||||||
| BCM Route Package | Loyang Bus Package | |||||||||||
| Current Operator | Go Ahead Singapore Pte Ltd (Go-Ahead Singapore) |
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| Current Depot | Loyang Bus Depot | |||||||||||
| Current Fleet | Single-deck & Double-deck buses | |||||||||||
| Operating Hours | ||||||||||||
| Departure Times from Punggol | Weekdays | Saturdays | Sundays / Public Holidays | |||||||||
| Morning & Evening Peak Hours | Evenings | Evenings | ||||||||||
| Fare Information |
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| Fare | Charges regular distance fares |
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Short Trip Service 43A caters to the high residential demand along Service 43’s route from Punggol to Serangoon MRT, benefitting residents along Buangkok Green and Yio Chu Kang Road headed to Serangoon MRT Station. It is introduced under the LTA’s Bus Connectivity Enhancement Programme (BCEP).
Previously, this sector was served by Supplementary Bus Service 43M, which was withdrawn in October 2025 alongside the introduction of Bus Service 104.
MRT / LRT Stations Served:
Departure Timings
- From Punggol Int:
Weekday: Morning & Evening Peak Hours
Saturday: Evenings
Sunday / Public Holiday: Evenings
Poster Gallery:
Operator History:
- From 22 Mar 2026: Go Ahead Singapore Pte Ltd
Route History:
- 2026 (22 Mar): Introduced as a short trip service from Punggol Int to Serangoon Ctrl (S’goon Stn Exit C/Blk 201) daily under the LTA’s Bus Connectivity Enhancement Programme (BCEP)
Previous Generation
Service 43A previously ran from Buangkok Green (Blk 565) to Serangoon Ctrl (Serangoon Stn) during morning peak hours. The service operated between July 2012 and November 2014.
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