| SeaTac to Totana | 5,512.12 mi (8,870.89 km) |
| SeaTac to Trujillo | 5,275.67 mi (8,490.37 km) |
| SeaTac to Tudela | 5,270.15 mi (8,481.48 km) |
| SeaTac to Tudela de Duero | 5,203.30 mi (8,373.90 km) |
| SeaTac to Tuineje | 5,570.33 mi (8,964.57 km) |
| SeaTac to Ubeda | 5,437.86 mi (8,751.40 km) |
| SeaTac to Ubrique | 5,441.05 mi (8,756.53 km) |
| SeaTac to Umbrete | 5,380.07 mi (8,658.38 km) |
| SeaTac to Utebo | 5,308.40 mi (8,543.05 km) |
| SeaTac to Utiel | 5,421.33 mi (8,724.80 km) |
| SeaTac to Utrera | 5,403.08 mi (8,695.41 km) |
| SeaTac to Valdemorillo | 5,278.69 mi (8,495.24 km) |
| SeaTac to Valdemoro | 5,308.33 mi (8,542.93 km) |
| SeaTac to Valdepenas | 5,395.38 mi (8,683.02 km) |
| SeaTac to Valencia | 5,452.79 mi (8,775.42 km) |
