188Bus 188Choa Chu Kang Int ↔ HarbourFront Int
Between Choa Chu Kang Int and HarbourFront Int. 111 stops, run by SMRT Buses. On weekdays the first bus leaves Choa Chu Kang Int at 5:30 am and the last at 11:00 pm.
BP1NS4BP2CC25CC26CC27CC28CC29NE1BP310 MRT/LRT connections
Bus 188 towards HarbourFront Int57 stops
| # | Stop | Weekdays | Saturday | Sunday |
|---|---|---|---|---|
| 1 | Choa Chu Kang Int | 5:30 am – 11:00 pm | 5:30 am – 11:00 pm | 5:30 am – 11:00 pm |
| 2 | Blk 352 | 5:32 am – 11:02 pm | 5:34 am – 11:04 pm | 5:34 am – 11:04 pm |
| 3 | Bef South View Stn | 5:33 am – 11:03 pm | 5:34 am – 11:04 pm | 5:34 am – 11:04 pm |
| 4 | Blk 239 | 5:35 am – 11:05 pm | 5:36 am – 11:05 pm | 5:36 am – 11:05 pm |
| 5 | Blk 113 | 5:36 am – 11:06 pm | 5:37 am – 11:07 pm | 5:37 am – 11:07 pm |
| 6 | Bt Batok Fire Stn | 5:38 am – 11:09 pm | 5:39 am – 11:09 pm | 5:39 am – 11:09 pm |
| 7 | Bef Bt Batok West Ave 5 | 5:40 am – 11:10 pm | 5:41 am – 11:10 pm | 5:41 am – 11:10 pm |
| 8 | Opp Bt Batok Driving Ctr | 5:42 am – 11:12 pm | 5:42 am – 11:11 pm | 5:42 am – 11:11 pm |
| 9 | Opp HomeTeamNS | 5:43 am – 11:13 pm | 5:44 am – 11:13 pm | 5:44 am – 11:13 pm |
| 10 | Blk 334 | 5:44 am – 11:14 pm | 5:44 am – 11:13 pm | 5:44 am – 11:13 pm |
| 11 | Blk 331 | 5:45 am – 11:15 pm | 5:45 am – 11:14 pm | 5:45 am – 11:14 pm |
| 12 | Blk 315 | 5:47 am – 11:16 pm | 5:47 am – 11:16 pm | 5:46 am – 11:15 pm |
| 13 | Blk 306 | 5:48 am – 11:17 pm | 5:48 am – 11:17 pm | 5:47 am – 11:16 pm |
| 14 | Aft Bt Batok West Ave 5 | 5:49 am – 11:17 pm | 5:49 am – 11:18 pm | 5:48 am – 11:17 pm |
| 15 | Bt Batok Polyclinic | 5:51 am – 11:19 pm | 5:51 am – 11:20 pm | 5:50 am – 11:19 pm |
| 16 | Opp Blk 144 | 5:52 am – 11:20 pm | 5:52 am – 11:21 pm | 5:51 am – 11:20 pm |
| 17 | Blk 109 | 5:53 am – 11:21 pm | 5:53 am – 11:22 pm | 5:52 am – 11:21 pm |
| 18 | Blk 298 | 5:55 am – 11:23 pm | 5:55 am – 11:24 pm | 5:54 am – 11:23 pm |
| 19 | Blk 266 | 5:56 am – 11:24 pm | 5:56 am – 11:25 pm | 5:55 am – 11:24 pm |
| 20 | Opp Blk 288D | 5:57 am – 11:25 pm | 5:57 am – 11:26 pm | 5:56 am – 11:25 pm |
| 21 | Blk 284 | 5:59 am – 11:26 pm | 5:59 am – 11:28 pm | 5:58 am – 11:27 pm |
| 22 | Opp IMM Bldg | 6:02 am – 11:29 pm | 6:00 am – 11:29 pm | 5:59 am – 11:28 pm |
| 23 | Opp The Synergy | 6:03 am – 11:30 pm | 6:01 am – 11:30 pm | 6:00 am – 11:29 pm |
| 24 | Aft Boon Lay Sub Stn | 6:04 am – 11:31 pm | 6:02 am – 11:31 pm | 6:01 am – 11:30 pm |
| 25 | 8 @ Tradehub 21 | 6:05 am – 11:31 pm | 6:03 am – 11:31 pm | 6:02 am – 11:30 pm |
| 26 | Aft Toh Tuck Ave | 6:06 am – 11:32 pm | 6:04 am – 11:33 pm | 6:03 am – 11:32 pm |
| 27 | Aft Clementi Fire Stn | 6:08 am – 11:34 pm | 6:06 am – 11:34 pm | 6:05 am – 11:33 pm |
| 28 | Opp Regent Pk | 6:09 am – 11:35 pm | 6:07 am – 11:35 pm | 6:06 am – 11:34 pm |
| 29 | Blk 431 | 6:10 am – 11:36 pm | 6:08 am – 11:36 pm | 6:07 am – 11:35 pm |
| 30 | Blk 426 | 6:11 am – 11:37 pm | 6:09 am – 11:36 pm | 6:07 am – 11:36 pm |
| 31 | Aft Clementi Ave 2 | 6:13 am – 11:38 pm | 6:10 am – 11:37 pm | 6:08 am – 11:37 pm |
| 32 | NUS High Sch | 6:15 am – 11:40 pm | 6:11 am – 11:39 pm | 6:10 am – 11:38 pm |
| 33 | Coll of Design & Engrg | 6:17 am – 11:41 pm | 6:13 am – 11:40 pm | 6:11 am – 11:40 pm |
| 34 | SDE3 | 6:18 am – 11:42 pm | 6:14 am – 11:41 pm | 6:12 am – 11:41 pm |
| 35 | Bef Kent Ridge Ter | 6:18 am – 11:43 pm | 6:14 am – 11:41 pm | 6:12 am – 11:41 pm |
| 36 | Aft Clementi Rd | 6:20 am – 11:44 pm | 6:16 am – 11:43 pm | 6:14 am – 11:43 pm |
| 37 | Bef Pasir Panjang PO | 6:21 am – 11:45 pm | 6:16 am – 11:43 pm | 6:14 am – 11:43 pm |
| 38 | Heng Mui Keng Terr | 6:22 am – 11:46 pm | 6:17 am – 11:44 pm | 6:15 am – 11:44 pm |
| 39 | Jamiyah Halfway Hse | 6:22 am – 11:46 pm | 6:17 am – 11:44 pm | 6:15 am – 11:44 pm |
| 40 | Whitehaven | 6:23 am – 11:47 pm | 6:18 am – 11:45 pm | 6:16 am – 11:45 pm |
| 41 | S'pore Science Pk II | 6:24 am – 11:47 pm | 6:18 am – 11:45 pm | 6:16 am – 11:45 pm |
| 42 | Gloria Mansion | 6:25 am – 11:48 pm | 6:19 am – 11:46 pm | 6:17 am – 11:46 pm |
| 43 | Haw Par Villa Stn | 6:27 am – 11:50 pm | 6:20 am – 11:47 pm | 6:18 am – 11:47 pm |
| 44 | Horizon Residences | 6:27 am – 11:50 pm | 6:21 am – 11:48 pm | 6:19 am – 11:48 pm |
| 45 | Bef Sth Buona Vista Rd | 6:28 am – 11:51 pm | 6:22 am – 11:49 pm | 6:20 am – 11:49 pm |
| 46 | Pasir View Pk | 6:29 am – 11:52 pm | 6:22 am – 11:49 pm | 6:20 am – 11:49 pm |
| 47 | Bef Pasir Panjang Stn | 6:30 am – 11:53 pm | 6:23 am – 11:50 pm | 6:21 am – 11:50 pm |
| 48 | Opp Currency Hse | 6:31 am – 11:54 pm | 6:24 am – 11:51 pm | 6:22 am – 11:51 pm |
| 49 | HarbourSide Bldg 2 | 6:32 am – 11:55 pm | 6:25 am – 11:52 pm | 6:23 am – 11:52 pm |
| 50 | Mapletree Business City | 6:32 am – 11:55 pm | 6:25 am – 11:52 pm | 6:23 am – 11:52 pm |
| 51 | Opp Labrador Pk Stn | 6:33 am – 11:56 pm | 6:26 am – 11:53 pm | 6:24 am – 11:53 pm |
| 52 | Aft Alexandra Rd | 6:34 am – 11:57 pm | 6:27 am – 11:54 pm | 6:25 am – 11:54 pm |
| 53 | Yeo's Bldg | 6:35 am – 11:58 pm | 6:28 am – 11:55 pm | 6:26 am – 11:55 pm |
| 54 | Opp Telok Blangah Stn | 6:37 am – 11:59 pm | 6:28 am – 11:55 pm | 6:26 am – 11:55 pm |
| 55 | Hotel Faber Pk | 6:40 am – 12:02 am | 6:29 am – 11:56 pm | 6:27 am – 11:56 pm |
| 56 | Bef Seah Im Rd | 6:42 am – 12:04 am | 6:31 am – 11:58 pm | 6:29 am – 11:58 pm |
| 57 | HarbourFront Int | 6:48 am – 12:07 am | 6:35 am – 12:02 am | 6:33 am – 12:02 am |
Bus 188 towards Choa Chu Kang Int54 stops
| # | Stop | Weekdays | Saturday | Sunday |
|---|---|---|---|---|
| 1 | HarbourFront Int | 6:00 am – 11:30 pm | 6:00 am – 11:30 pm | 6:30 am – 11:30 pm |
| 2 | Caribbean at Keppel Bay | 6:01 am – 11:31 pm | 6:04 am – 11:34 pm | 6:34 am – 11:34 pm |
| 3 | Opp Hotel Faber Pk | 6:03 am – 11:33 pm | 6:05 am – 11:35 pm | 6:35 am – 11:35 pm |
| 4 | Telok Blangah Stn | 6:05 am – 11:35 pm | 6:06 am – 11:36 pm | 6:36 am – 11:35 pm |
| 5 | Opp Yeo's Bldg | 6:06 am – 11:35 pm | 6:07 am – 11:37 pm | 6:36 am – 11:36 pm |
| 6 | Labrador Pk Stn | 6:07 am – 11:36 pm | 6:09 am – 11:39 pm | 6:38 am – 11:38 pm |
| 7 | Opp Mapletree Biz City | 6:08 am – 11:37 pm | 6:09 am – 11:39 pm | 6:39 am – 11:38 pm |
| 8 | Opp HarbourSide Bldg 2 | 6:08 am – 11:38 pm | 6:10 am – 11:40 pm | 6:39 am – 11:39 pm |
| 9 | Pasir Panjang Stn/FC | 6:10 am – 11:39 pm | 6:11 am – 11:41 pm | 6:40 am – 11:40 pm |
| 10 | Aft Pasir Panjang Stn | 6:11 am – 11:39 pm | 6:12 am – 11:42 pm | 6:41 am – 11:40 pm |
| 11 | Aft Sth Buona Vista Rd | 6:13 am – 11:41 pm | 6:14 am – 11:44 pm | 6:43 am – 11:42 pm |
| 12 | Barossa Gdns | 6:14 am – 11:42 pm | 6:14 am – 11:44 pm | 6:43 am – 11:42 pm |
| 13 | Opp Haw Par Villa Stn | 6:15 am – 11:43 pm | 6:15 am – 11:45 pm | 6:44 am – 11:43 pm |
| 14 | Opp Gloria Mansion | 6:16 am – 11:44 pm | 6:16 am – 11:46 pm | 6:45 am – 11:44 pm |
| 15 | Opp S'pore Science Pk II | 6:17 am – 11:45 pm | 6:17 am – 11:47 pm | 6:45 am – 11:44 pm |
| 16 | Opp Luxe Ville | 6:17 am – 11:45 pm | 6:17 am – 11:47 pm | 6:46 am – 11:45 pm |
| 17 | The Crystal Tabernacle Ch | 6:18 am – 11:46 pm | 6:18 am – 11:48 pm | 6:46 am – 11:45 pm |
| 18 | Opp Heng Mui Keng Terr | 6:19 am – 11:47 pm | 6:18 am – 11:48 pm | 6:46 am – 11:45 pm |
| 19 | Opp Pasir Panjang PO | 6:19 am – 11:47 pm | 6:19 am – 11:49 pm | 6:47 am – 11:46 pm |
| 20 | Aft Palm Green Condo | 6:20 am – 11:48 pm | 6:20 am – 11:50 pm | 6:48 am – 11:47 pm |
| 21 | Opp Kent Ridge Ter | 6:21 am – 11:49 pm | 6:20 am – 11:50 pm | 6:48 am – 11:47 pm |
| 22 | Tentera Diraja Mque | 6:22 am – 11:50 pm | 6:21 am – 11:51 pm | 6:49 am – 11:48 pm |
| 23 | The Japanese Pr Sch | 6:24 am – 11:51 pm | 6:22 am – 11:52 pm | 6:50 am – 11:49 pm |
| 24 | Blk 610 | 6:25 am – 11:52 pm | 6:23 am – 11:53 pm | 6:51 am – 11:50 pm |
| 25 | Clementi Flyover | 6:26 am – 11:53 pm | 6:24 am – 11:54 pm | 6:52 am – 11:51 pm |
| 26 | Clementi Stadium | 6:27 am – 11:54 pm | 6:25 am – 11:55 pm | 6:53 am – 11:52 pm |
| 27 | Regent Pk | 6:30 am – 11:56 pm | 6:27 am – 11:58 pm | 6:55 am – 11:55 pm |
| 28 | Nan Hua Pr Sch | 6:31 am – 11:57 pm | 6:27 am – 11:58 pm | 6:55 am – 11:55 pm |
| 29 | Bef Toh Tuck Ave | 6:32 am – 11:58 pm | 6:29 am – 11:59 pm | 6:56 am – 11:56 pm |
| 30 | Opp 8 @Tradehub 21 | 6:34 am – 11:59 pm | 6:30 am – 12:00 am | 6:57 am – 11:57 pm |
| 31 | Bef The Synergy | 6:36 am – 12:00 am | 6:31 am – 12:01 am | 6:58 am – 11:58 pm |
| 32 | The Synergy | 6:37 am – 12:01 am | 6:32 am – 12:02 am | 6:59 am – 11:59 pm |
| 33 | IMM Bldg | 6:39 am – 12:03 am | 6:34 am – 12:03 am | 7:00 am – 12:00 am |
| 34 | Blk 286A | 6:15 am – 12:06 am | 6:36 am – 12:05 am | 7:02 am – 12:02 am |
| 35 | Blk 288E | 6:16 am – 12:06 am | 6:37 am – 12:05 am | 7:03 am – 12:03 am |
| 36 | Blk 241 | 6:17 am – 12:07 am | 6:37 am – 12:06 am | 7:03 am – 12:03 am |
| 37 | Blk 190 | 6:19 am – 12:08 am | 6:40 am – 12:08 am | 7:06 am – 12:06 am |
| 38 | Blk 185 | 6:20 am – 12:09 am | 6:41 am – 12:09 am | 7:07 am – 12:07 am |
| 39 | Blk 146 | 6:22 am – 12:11 am | 6:42 am – 12:10 am | 7:08 am – 12:08 am |
| 40 | Opp Blk 122 | 6:23 am – 12:12 am | 6:43 am – 12:11 am | 7:09 am – 12:09 am |
| 41 | Bef Bt Batok West Ave 5 | 6:25 am – 12:13 am | 6:45 am – 12:13 am | 7:11 am – 12:11 am |
| 42 | Opp Blk 305 | 6:26 am – 12:14 am | 6:45 am – 12:13 am | 7:11 am – 12:11 am |
| 43 | Opp Blk 315 | 6:28 am – 12:14 am | 6:46 am – 12:14 am | 7:12 am – 12:12 am |
| 44 | Blk 419 | 6:30 am – 12:16 am | 6:47 am – 12:15 am | 7:13 am – 12:13 am |
| 45 | Opp Blk 336 | 6:31 am – 12:17 am | 6:49 am – 12:17 am | 7:15 am – 12:15 am |
| 46 | HomeTeamNS | 6:32 am – 12:18 am | 6:50 am – 12:18 am | 7:16 am – 12:16 am |
| 47 | Bt Batok Driving Ctr | 6:34 am – 12:19 am | 6:50 am – 12:19 am | 7:16 am – 12:16 am |
| 48 | Aft Bt Batok West Ave 5 | 6:36 am – 12:20 am | 6:52 am – 12:20 am | 7:18 am – 12:18 am |
| 49 | Opp Bt Batok Fire Stn | 6:38 am – 12:22 am | 6:53 am – 12:22 am | 7:19 am – 12:19 am |
| 50 | Sol Acres Condo | 6:40 am – 12:24 am | 6:55 am – 12:24 am | 7:21 am – 12:21 am |
| 51 | Palm Gdns | 6:42 am – 12:26 am | 6:56 am – 12:25 am | 7:22 am – 12:22 am |
| 52 | Opp South View Stn | 6:44 am – 12:28 am | 6:58 am – 12:26 am | 7:23 am – 12:24 am |
| 53 | Blk 414 | 6:46 am – 12:30 am | 6:59 am – 12:28 am | 7:24 am – 12:25 am |
| 55 | Choa Chu Kang Int | 6:50 am – 12:34 am | 7:04 am – 12:32 am | 7:29 am – 12:29 am |
First and last bus are LTA's scheduled times at each stop, so they get later along the route. Sunday times also apply on public holidays. Live arrival times are on each stop's page. Data updated 2026-09-13.