| SeaTac to Grottaferrata | 5,684.37 mi (9,148.12 km) |
| SeaTac to Grottaglie | 5,875.47 mi (9,455.65 km) |
| SeaTac to Grottammare | 5,640.61 mi (9,077.68 km) |
| SeaTac to Grugliasco | 5,359.55 mi (8,625.37 km) |
| SeaTac to Grumo Appula | 5,828.54 mi (9,380.13 km) |
| SeaTac to Grumo Nevano | 5,775.66 mi (9,295.03 km) |
| SeaTac to Gualdo Tadino | 5,599.70 mi (9,011.85 km) |
| SeaTac to Guardiagrele | 5,697.14 mi (9,168.66 km) |
| SeaTac to Guastalla | 5,446.69 mi (8,765.60 km) |
| SeaTac to Gubbio | 5,587.37 mi (8,992.01 km) |
| SeaTac to Guspini | 5,713.70 mi (9,195.31 km) |
| SeaTac to Gussago | 5,393.25 mi (8,679.60 km) |
| SeaTac to Iesi | 5,593.15 mi (9,001.31 km) |
| SeaTac to Iesolo | 5,457.47 mi (8,782.95 km) |
| SeaTac to Iglesias | 5,723.77 mi (9,211.52 km) |
