| West Des Moines to Popovo | 5,489.36 mi (8,834.27 km) |
| West Des Moines to Provadia | 5,537.58 mi (8,911.87 km) |
| West Des Moines to Radnevo | 5,533.87 mi (8,905.90 km) |
| West Des Moines to Radomir | 5,418.96 mi (8,720.97 km) |
| West Des Moines to Rakitovo | 5,487.02 mi (8,830.50 km) |
| West Des Moines to Rakovski | 5,501.66 mi (8,854.06 km) |
| West Des Moines to Razgrad | 5,489.18 mi (8,833.99 km) |
| West Des Moines to Razlog | 5,470.71 mi (8,804.26 km) |
| West Des Moines to Ruse | 5,455.58 mi (8,779.91 km) |
| West Des Moines to Samokov | 5,450.73 mi (8,772.10 km) |
| West Des Moines to Sandanski | 5,480.28 mi (8,819.66 km) |
| West Des Moines to Sevlievo | 5,468.72 mi (8,801.05 km) |
| West Des Moines to Shumen | 5,515.93 mi (8,877.04 km) |
| West Des Moines to Silistra | 5,482.98 mi (8,824.00 km) |
| West Des Moines to Sliven | 5,527.36 mi (8,895.43 km) |
