Operated by TTS
| Direction | First bus (wkday) | Last bus | AM peak | AM off-peak | PM peak | PM off-peak |
|---|---|---|---|---|---|---|
| Yishun Int → HarbourFront Int | 05:35 | 23:30 | 10–11 min | 14–15 min | 14–15 min | 14–15 min |
| HarbourFront Int → Yishun Int | 05:35 | 23:30 | 15 min | 12–15 min | 12 min | 13–15 min |
First/last bus are at the origin stop, weekdays. Frequencies are LTA's scheduled ranges in minutes.