| Country: | BGD |
| Type: | N |
| Route: | 704 |
| Alternate Name: | Rajshahi–Khulna Highway Rajshahi–Kustia Highway Pabna–Kustia–Jhenaidah Highway |
| Image Notes: | Within Kushtia Sadar Upazila |
| Length Km: | 81.538 |
| Direction A: | Dashuria |
| Terminus A: | - Dashuria Interchange |
| Direction B: | Jhenaidah |
| Terminus B: | - Arappur Interchange |
| Previous Type: | N |
| Previous Route: | 703 |
| Next Type: | N |
| Next Route: | 705 |
| Map Custom: | yes |
N704 or Rajshahi-Khulna Highway is a Bangladeshi highway connecting Dasuria to Jhenaidah. It starts from the Arappur Interchange of the Jhenaidah Bypass and ends at the Dashuria Interchange in Ishwardi Upazila, Pabna where it meets with N6 and N705.