| SeaTac to Tutzing | 5,282.90 mi (8,502.01 km) |
| SeaTac to Twist | 4,907.75 mi (7,898.26 km) |
| SeaTac to Twistringen | 4,934.10 mi (7,940.66 km) |
| SeaTac to Ubach-Palenberg | 4,983.60 mi (8,020.34 km) |
| SeaTac to Uberherrn | 5,094.00 mi (8,198.00 km) |
| SeaTac to Uberlingen | 5,240.95 mi (8,434.49 km) |
| SeaTac to Ubstadt-Weiher | 5,145.75 mi (8,281.28 km) |
| SeaTac to Ueckermunde | 4,993.27 mi (8,035.89 km) |
| SeaTac to Uelzen | 4,966.81 mi (7,993.30 km) |
| SeaTac to Uetersen | 4,904.88 mi (7,893.65 km) |
| SeaTac to Uetze | 4,988.26 mi (8,027.83 km) |
| SeaTac to Uhingen | 5,195.84 mi (8,361.89 km) |
| SeaTac to Ulm | 5,223.19 mi (8,405.91 km) |
| SeaTac to Unna | 4,985.52 mi (8,023.42 km) |
| SeaTac to Unterfohring | 5,274.63 mi (8,488.69 km) |
