| Hermiston to Pell City (Alabama) | 1,930.96 mi (3,107.58 km) |
| Hermiston to Pella (Iowa) | 1,347.21 mi (2,168.13 km) |
| Hermiston to Pembroke Pines (Florida) | 2,537.01 mi (4,082.92 km) |
| Hermiston to Pendleton (Oregon) | 24.91 mi (40.09 km) |
| Hermiston to Pensacola (Florida) | 2,022.30 mi (3,254.58 km) |
| Hermiston to Peoria (Arizona) | 910.42 mi (1,465.17 km) |
| Hermiston to Peoria (Illinois) | 1,523.38 mi (2,451.64 km) |
| Hermiston to Perris (California) | 839.16 mi (1,350.50 km) |
| Hermiston to Perry (Georgia) | 2,094.06 mi (3,370.06 km) |
| Hermiston to Perry Hall (Maryland) | 2,193.94 mi (3,530.80 km) |
| Hermiston to Perrysburg (Ohio) | 1,790.19 mi (2,881.04 km) |
| Hermiston to Perth Amboy (New Jersey) | 2,266.85 mi (3,648.14 km) |
| Hermiston to Peru (Indiana) | 1,693.53 mi (2,725.48 km) |
| Hermiston to Petal (Mississippi) | 1,889.54 mi (3,040.93 km) |
| Hermiston to Petaluma (California) | 551.62 mi (887.74 km) |
