| SeaTac to Laindon | 4,803.29 mi (7,730.15 km) |
| SeaTac to Lambeth | 4,793.82 mi (7,714.92 km) |
| SeaTac to Lanark | 4,475.21 mi (7,202.16 km) |
| SeaTac to Lancaster | 4,585.82 mi (7,380.17 km) |
| SeaTac to Lancing | 4,824.50 mi (7,764.29 km) |
| SeaTac to Larbert | 4,455.85 mi (7,171.00 km) |
| SeaTac to Largs | 4,440.86 mi (7,146.87 km) |
| SeaTac to Larkhall | 4,466.99 mi (7,188.92 km) |
| SeaTac to Launceston | 4,724.18 mi (7,602.83 km) |
| SeaTac to Leagrave | 4,762.17 mi (7,663.98 km) |
| SeaTac to Leatherhead | 4,798.94 mi (7,723.14 km) |
| SeaTac to Ledbury | 4,703.11 mi (7,568.93 km) |
| SeaTac to Leeds | 4,631.50 mi (7,453.67 km) |
| SeaTac to Leek | 4,656.25 mi (7,493.51 km) |
| SeaTac to Leicester | 4,705.07 mi (7,572.07 km) |
