| Bartlesville to Popovo | 5,820.91 mi (9,367.85 km) |
| Bartlesville to Provadia | 5,870.25 mi (9,447.25 km) |
| Bartlesville to Radnevo | 5,863.56 mi (9,436.49 km) |
| Bartlesville to Radomir | 5,745.39 mi (9,246.31 km) |
| Bartlesville to Rakitovo | 5,813.95 mi (9,356.65 km) |
| Bartlesville to Rakovski | 5,830.16 mi (9,382.73 km) |
| Bartlesville to Razgrad | 5,821.31 mi (9,368.49 km) |
| Bartlesville to Razlog | 5,796.71 mi (9,328.90 km) |
| Bartlesville to Ruse | 5,787.49 mi (9,314.06 km) |
| Bartlesville to Samokov | 5,777.57 mi (9,298.10 km) |
| Bartlesville to Sandanski | 5,805.53 mi (9,343.09 km) |
| Bartlesville to Sevlievo | 5,798.51 mi (9,331.80 km) |
| Bartlesville to Shumen | 5,848.18 mi (9,411.74 km) |
| Bartlesville to Silistra | 5,816.71 mi (9,361.09 km) |
| Bartlesville to Sliven | 5,858.08 mi (9,427.67 km) |
