Operated by GAS
| Direction | First bus (wkday) | Last bus | AM peak | AM off-peak | PM peak | PM off-peak |
|---|---|---|---|---|---|---|
| Tampines Int → HarbourFront Int | 05:30 | 23:30 | 9–11 min | 11–14 min | 12–13 min | 12–14 min |
| HarbourFront Int → Tampines Int | 05:30 | 24:00 | 10–11 min | 11–14 min | 11–13 min | 10–13 min |
First/last bus are at the origin stop, weekdays. Frequencies are LTA's scheduled ranges in minutes.