| Dendermonde to Navodari | 1,223.85 mi (1,969.59 km) |
| Dendermonde to Negresti-Oas | 892.23 mi (1,435.91 km) |
| Dendermonde to Nehoiu | 1,090.26 mi (1,754.60 km) |
| Dendermonde to Ocna Mures | 952.78 mi (1,533.35 km) |
| Dendermonde to Odobesti | 1,109.18 mi (1,785.06 km) |
| Dendermonde to Odorheiu Secuiesc | 1,016.59 mi (1,636.04 km) |
| Dendermonde to Oltenita | 1,149.14 mi (1,849.36 km) |
| Dendermonde to Onesti | 1,081.14 mi (1,739.92 km) |
| Dendermonde to Oradea | 849.59 mi (1,367.28 km) |
| Dendermonde to Orastie | 942.43 mi (1,516.70 km) |
| Dendermonde to Oravita | 908.74 mi (1,462.47 km) |
| Dendermonde to Orsova | 949.76 mi (1,528.50 km) |
| Dendermonde to Otelu Rosu | 918.57 mi (1,478.29 km) |
| Dendermonde to Otopeni | 1,108.39 mi (1,783.78 km) |
| Dendermonde to Ovidiu | 1,223.41 mi (1,968.89 km) |
