| Portland to Sonneberg | 5,258.64 mi (8,462.96 km) |
| Portland to Sonsbeck | 5,072.29 mi (8,163.07 km) |
| Portland to Sonthofen | 5,404.65 mi (8,697.94 km) |
| Portland to Spaichingen | 5,333.81 mi (8,583.93 km) |
| Portland to Spelle | 5,055.19 mi (8,135.54 km) |
| Portland to Spenge | 5,092.46 mi (8,195.52 km) |
| Portland to Speyer | 5,254.00 mi (8,455.49 km) |
| Portland to Spiesen-Elversberg | 5,222.00 mi (8,404.00 km) |
| Portland to Spremberg | 5,256.66 mi (8,459.77 km) |
| Portland to Springe | 5,112.25 mi (8,227.37 km) |
| Portland to Sprockhovel | 5,107.29 mi (8,219.38 km) |
| Portland to Stade | 5,030.21 mi (8,095.33 km) |
| Portland to Stadtallendorf | 5,180.25 mi (8,336.81 km) |
| Portland to Stadthagen | 5,098.12 mi (8,204.63 km) |
| Portland to Stadtlohn | 5,063.45 mi (8,148.83 km) |
