| Seattle to Zottegem | 4,919.69 mi (7,917.47 km) |
| Seattle to Zulte | 4,907.65 mi (7,898.09 km) |
| Seattle to Zwevegem | 4,911.70 mi (7,904.61 km) |
| Seattle to Zwijndrecht | 4,913.15 mi (7,906.96 km) |
| Seattle to Asenovgrad | 5,926.93 mi (9,538.47 km) |
| Seattle to Aytos | 5,925.89 mi (9,536.80 km) |
| Seattle to Balchik | 5,894.16 mi (9,485.74 km) |
| Seattle to Bankya | 5,849.97 mi (9,414.62 km) |
| Seattle to Bansko | 5,911.93 mi (9,514.33 km) |
| Seattle to Berkovitsa | 5,815.63 mi (9,359.35 km) |
| Seattle to Blagoevgrad | 5,893.02 mi (9,483.90 km) |
| Seattle to Botevgrad | 5,849.47 mi (9,413.81 km) |
| Seattle to Burgas | 5,942.51 mi (9,563.54 km) |
| Seattle to Byala Slatina | 5,816.32 mi (9,360.46 km) |
| Seattle to Chirpan | 5,923.68 mi (9,533.25 km) |
