| Sammamish to Arcos de Valdevez | 5,047.85 mi (8,123.73 km) |
| Sammamish to Arcozelo | 5,082.25 mi (8,179.09 km) |
| Sammamish to Arganil | 5,146.32 mi (8,282.20 km) |
| Sammamish to Arouca | 5,101.93 mi (8,210.76 km) |
| Sammamish to Arruda dos Vinhos | 5,177.22 mi (8,331.93 km) |
| Sammamish to Aveiro | 5,104.19 mi (8,214.40 km) |
| Sammamish to Aver-o-Mar | 5,059.53 mi (8,142.52 km) |
| Sammamish to Aves | 5,073.30 mi (8,164.69 km) |
| Sammamish to Azambuja | 5,179.70 mi (8,335.92 km) |
| Sammamish to Baiao | 5,096.67 mi (8,202.29 km) |
| Sammamish to Barcelos | 5,058.68 mi (8,141.16 km) |
| Sammamish to Barreiro | 5,193.98 mi (8,358.91 km) |
| Sammamish to Batalha | 5,151.10 mi (8,289.89 km) |
| Sammamish to Beja | 5,268.58 mi (8,478.97 km) |
| Sammamish to Belas | 5,181.13 mi (8,338.22 km) |
