| Ilawa to Orzesze | 240.65 mi (387.28 km) |
| Ilawa to Osowa | 72.60 mi (116.84 km) |
| Ilawa to Ostroda | 17.92 mi (28.84 km) |
| Ilawa to Ostroleka | 90.31 mi (145.34 km) |
| Ilawa to Ostrow Mazowiecka | 111.18 mi (178.93 km) |
| Ilawa to Ostrow Wielkopolski | 153.22 mi (246.58 km) |
| Ilawa to Ostrowiec Swietokrzyski | 199.67 mi (321.33 km) |
| Ilawa to Ostrzeszow | 165.50 mi (266.34 km) |
| Ilawa to Oswiecim | 246.29 mi (396.37 km) |
| Ilawa to Otwock | 124.45 mi (200.28 km) |
| Ilawa to Ozarow Mazowiecki | 108.32 mi (174.32 km) |
| Ilawa to Ozimek | 209.96 mi (337.89 km) |
| Ilawa to Ozorkow | 113.22 mi (182.21 km) |
| Ilawa to Pabianice | 134.70 mi (216.78 km) |
| Ilawa to Parczew | 193.81 mi (311.90 km) |
