| Houghton Regis to Srbobran | 1,020.46 mi (1,642.27 km) |
| Houghton Regis to Sremska Kamenica | 1,034.60 mi (1,665.03 km) |
| Houghton Regis to Sremska Mitrovica | 1,035.22 mi (1,666.02 km) |
| Houghton Regis to Sremski Karlovci | 1,039.20 mi (1,672.43 km) |
| Houghton Regis to Stara Pazova | 1,057.01 mi (1,701.10 km) |
| Houghton Regis to Subotica | 994.90 mi (1,601.14 km) |
| Houghton Regis to Surcin | 1,068.89 mi (1,720.22 km) |
| Houghton Regis to Surdulica | 1,231.41 mi (1,981.76 km) |
| Houghton Regis to Svilajnac | 1,129.04 mi (1,817.01 km) |
| Houghton Regis to Svrljig | 1,198.65 mi (1,929.03 km) |
| Houghton Regis to Temerin | 1,028.91 mi (1,655.87 km) |
| Houghton Regis to Titel | 1,053.88 mi (1,696.05 km) |
| Houghton Regis to Topola | 1,106.57 mi (1,780.86 km) |
| Houghton Regis to Trgoviste | 1,243.52 mi (2,001.25 km) |
| Houghton Regis to Trstenik | 1,145.59 mi (1,843.66 km) |
