| Debrecen to Orzesze | 223.64 mi (359.91 km) |
| Debrecen to Osowa | 495.95 mi (798.16 km) |
| Debrecen to Ostroda | 432.53 mi (696.09 km) |
| Debrecen to Ostroleka | 382.56 mi (615.67 km) |
| Debrecen to Ostrow Mazowiecka | 364.30 mi (586.29 km) |
| Debrecen to Ostrow Wielkopolski | 332.05 mi (534.38 km) |
| Debrecen to Ostrowiec Swietokrzyski | 235.39 mi (378.83 km) |
| Debrecen to Ostrzeszow | 315.82 mi (508.26 km) |
| Debrecen to Oswiecim | 205.27 mi (330.35 km) |
| Debrecen to Otwock | 317.34 mi (510.72 km) |
| Debrecen to Ozarow Mazowiecki | 325.96 mi (524.59 km) |
| Debrecen to Ozimek | 266.74 mi (429.27 km) |
| Debrecen to Ozorkow | 324.04 mi (521.50 km) |
| Debrecen to Pabianice | 302.03 mi (486.06 km) |
| Debrecen to Parczew | 288.78 mi (464.75 km) |
