| Pittsburgh to Pully | 4,139.60 mi (6,662.05 km) |
| Pittsburgh to Rapperswil-Jona | 4,205.00 mi (6,767.29 km) |
| Pittsburgh to Regensdorf | 4,183.38 mi (6,732.50 km) |
| Pittsburgh to Reinach | 4,145.57 mi (6,671.65 km) |
| Pittsburgh to Renens | 4,135.57 mi (6,655.56 km) |
| Pittsburgh to Rheinfelden | 4,152.24 mi (6,682.38 km) |
| Pittsburgh to Richterswil | 4,200.23 mi (6,759.61 km) |
| Pittsburgh to Riehen | 4,144.31 mi (6,669.63 km) |
| Pittsburgh to Risch | 4,191.78 mi (6,746.01 km) |
| Pittsburgh to Romanshorn | 4,215.19 mi (6,783.69 km) |
| Pittsburgh to Rorschach | 4,224.32 mi (6,798.39 km) |
| Pittsburgh to Rothrist | 4,163.87 mi (6,701.10 km) |
| Pittsburgh to Ruti | 4,204.66 mi (6,766.75 km) |
| Pittsburgh to Sankt Gallen | 4,220.52 mi (6,792.28 km) |
| Pittsburgh to Sarnen | 4,192.41 mi (6,747.03 km) |
