| Duncan to Irun | 4,907.49 mi (7,897.84 km) |
| Duncan to Isla-Cristina | 4,862.18 mi (7,824.92 km) |
| Duncan to Jaca | 4,989.09 mi (8,029.16 km) |
| Duncan to Jaen | 5,011.67 mi (8,065.51 km) |
| Duncan to Jerez de la Frontera | 4,936.68 mi (7,944.81 km) |
| Duncan to Jerez de los Caballeros | 4,850.94 mi (7,806.84 km) |
| Duncan to Jodar | 5,029.11 mi (8,093.57 km) |
| Duncan to Jumilla | 5,100.19 mi (8,207.96 km) |
| Duncan to La Algaba | 4,917.02 mi (7,913.19 km) |
| Duncan to La Baneza | 4,760.09 mi (7,660.62 km) |
| Duncan to La Carlota | 4,960.30 mi (7,982.83 km) |
| Duncan to La Carolina | 5,001.37 mi (8,048.93 km) |
| Duncan to La Corredoria | 4,728.54 mi (7,609.85 km) |
| Duncan to La Eliana | 5,097.22 mi (8,203.18 km) |
| Duncan to La Escala | 5,164.68 mi (8,311.75 km) |
