| Portland to Paimio | 4,858.97 mi (7,819.75 km) |
| Portland to Pargas | 4,862.54 mi (7,825.50 km) |
| Portland to Pedersore | 4,658.16 mi (7,496.58 km) |
| Portland to Pieksamaki | 4,800.53 mi (7,725.71 km) |
| Portland to Pirkkala | 4,808.52 mi (7,738.57 km) |
| Portland to Pori | 4,781.53 mi (7,695.13 km) |
| Portland to Porvoo | 4,903.53 mi (7,891.46 km) |
| Portland to Poytya | 4,840.84 mi (7,790.57 km) |
| Portland to Raahe | 4,616.81 mi (7,430.03 km) |
| Portland to Raisio | 4,849.03 mi (7,803.75 km) |
| Portland to Raseborg | 4,899.30 mi (7,884.67 km) |
| Portland to Rauma | 4,798.94 mi (7,723.14 km) |
| Portland to Riihimaki | 4,869.99 mi (7,837.49 km) |
| Portland to Rovaniemi | 4,517.04 mi (7,269.47 km) |
| Portland to Saaminki | 4,848.99 mi (7,803.69 km) |
