| SeaTac to Ittiri | 5,648.75 mi (9,090.78 km) |
| SeaTac to Ivrea | 5,343.83 mi (8,600.06 km) |
| SeaTac to L'Aquila | 5,668.25 mi (9,122.17 km) |
| SeaTac to La Loggia | 5,368.34 mi (8,639.50 km) |
| SeaTac to La Maddalena | 5,634.54 mi (9,067.91 km) |
| SeaTac to La Spezia | 5,474.05 mi (8,809.63 km) |
| SeaTac to Lacchiarella | 5,384.38 mi (8,665.32 km) |
| SeaTac to Ladispoli | 5,659.41 mi (9,107.95 km) |
| SeaTac to Lainate | 5,367.42 mi (8,638.03 km) |
| SeaTac to Laives | 5,372.94 mi (8,646.91 km) |
| SeaTac to Lana | 5,356.86 mi (8,621.04 km) |
| SeaTac to Lanciano | 5,699.10 mi (9,171.82 km) |
| SeaTac to Langhirano | 5,454.64 mi (8,778.39 km) |
| SeaTac to Lanuvio | 5,691.43 mi (9,159.47 km) |
| SeaTac to Lariano | 5,691.72 mi (9,159.94 km) |
