Operated by SMRT
| Direction | First bus (wkday) | Last bus | AM peak | AM off-peak | PM peak | PM off-peak |
|---|---|---|---|---|---|---|
| Boon Lay Int → Tengah Int | 06:00 | 00:40 | 6–7 min | 6–10 min | 7–8 min | 7–10 min |
| Tengah Int → Boon Lay Int | 06:00 | 00:40 | — | — | — | — |
First/last bus are at the origin stop, weekdays. Frequencies are LTA's scheduled ranges in minutes.