Bus stop 21421 · Boon Lay Ave
Pick a service to see its full route; this stop is ringed in red.
| Service | Towards | First bus (wkday) | Last bus | Frequency |
|---|---|---|---|---|
| 99 | Clementi Int | 05:38 | 00:25 | every 6–8 min (peak) |
| 174 | Kampong Bahru Ter | 05:36 | 23:36 | every 8–11 min (peak) |
| 198 | Bt Merah Int | 05:36 | 23:51 | every 5–6 min (peak) |
| 240 | Boon Lay Int | 05:41 | 00:50 | every 6–8 min (peak) |
| 502 | Soon Lee Bus Pk | 06:15 | 22:18 | every 14–20 min (peak) |
| 174e | Kampong Bahru Ter | 07:00 | 07:51 | every 13 min (peak) |
| 198A | Opp Parc Oasis | 17:26 | 20:25 | — |
| 240M | Opp Lakeside Stn | 06:31 | 19:05 | every 18 min (peak) |
| 502A | Downtown Stn Exit E | 07:41 | 08:20 | every 20 min (peak) |
First/last bus are at this stop, weekdays. Frequency is LTA's scheduled AM window for the service.
| HDB block | Blk 176 BOON LAY DR | 35 m |
| HDB block | Blk 185 BOON LAY AVE | 101 m |
| HDB block | Blk 175 BOON LAY DR | 109 m |
| HDB block | Blk 183B BOON LAY AVE | 143 m |
| HDB block | Blk 174 BOON LAY DR | 148 m |
| HDB block | Blk 180B BOON LAY DR | 156 m |
| Private project | SUMMERDALE | 544 m |
| Private project | PARC VISTA | 790 m |
HDB blocks within 600 m and private projects within 800 m of the stop, nearest first.