Operated by SBST
| Direction | First bus (wkday) | Last bus | AM peak | AM off-peak | PM peak | PM off-peak |
|---|---|---|---|---|---|---|
| Bishan Int → Blk 443 | 19:06 | 19:36 | — | 35 min | 43–44 min | 14–15 min |
First/last bus are at the origin stop, weekdays. Frequencies are LTA's scheduled ranges in minutes.