| Duluth to Ferentino | 4,807.73 mi (7,737.30 km) |
| Duluth to Fermo | 4,752.16 mi (7,647.87 km) |
| Duluth to Ferrandina | 4,982.17 mi (8,018.03 km) |
| Duluth to Ferrara | 4,596.80 mi (7,397.83 km) |
| Duluth to Fiano Romano | 4,760.49 mi (7,661.27 km) |
| Duluth to Ficarazzi | 4,993.78 mi (8,036.71 km) |
| Duluth to Fidenza | 4,539.81 mi (7,306.12 km) |
| Duluth to Fiesole | 4,634.06 mi (7,457.79 km) |
| Duluth to Figline Valdarno | 4,649.47 mi (7,482.59 km) |
| Duluth to Filottrano | 4,725.84 mi (7,605.51 km) |
| Duluth to Finale Emilia | 4,584.94 mi (7,378.74 km) |
| Duluth to Finale Ligure | 4,509.61 mi (7,257.52 km) |
| Duluth to Fino Mornasco | 4,461.59 mi (7,180.23 km) |
| Duluth to Fiorano Modenese | 4,582.46 mi (7,374.76 km) |
| Duluth to Fiorenzuola d'Arda | 4,530.69 mi (7,291.44 km) |
