Operated by SBST
| Direction | First bus (wkday) | Last bus | AM peak | AM off-peak | PM peak | PM off-peak |
|---|---|---|---|---|---|---|
| Bedok Int → Boon Lay Int | 05:15 | 23:35 | 8–10 min | 8–17 min | 11–17 min | 13–17 min |
| Boon Lay Int → Bedok Int | 05:30 | 00:20 | 9–12 min | 9–16 min | 8–10 min | 14–18 min |
First/last bus are at the origin stop, weekdays. Frequencies are LTA's scheduled ranges in minutes.