| Klamath Falls to Arcos de Valdevez | 5,301.33 mi (8,531.66 km) |
| Klamath Falls to Arcozelo | 5,332.48 mi (8,581.80 km) |
| Klamath Falls to Arganil | 5,395.41 mi (8,683.07 km) |
| Klamath Falls to Arouca | 5,352.86 mi (8,614.59 km) |
| Klamath Falls to Arruda dos Vinhos | 5,419.26 mi (8,721.45 km) |
| Klamath Falls to Aveiro | 5,352.99 mi (8,614.80 km) |
| Klamath Falls to Aver-o-Mar | 5,310.57 mi (8,546.53 km) |
| Klamath Falls to Aves | 5,325.76 mi (8,570.98 km) |
| Klamath Falls to Azambuja | 5,422.60 mi (8,726.84 km) |
| Klamath Falls to Baiao | 5,348.95 mi (8,608.30 km) |
| Klamath Falls to Barcelos | 5,310.52 mi (8,546.45 km) |
| Klamath Falls to Barreiro | 5,434.94 mi (8,746.70 km) |
| Klamath Falls to Batalha | 5,396.17 mi (8,684.29 km) |
| Klamath Falls to Beja | 5,510.92 mi (8,868.96 km) |
| Klamath Falls to Belas | 5,421.86 mi (8,725.64 km) |
