| Riga to Orthez | 1,426.08 mi (2,295.05 km) |
| Riga to Orvault | 1,268.73 mi (2,041.82 km) |
| Riga to Osny | 1,059.36 mi (1,704.88 km) |
| Riga to Ostwald | 894.12 mi (1,438.94 km) |
| Riga to Ouistreham | 1,132.40 mi (1,822.42 km) |
| Riga to Oullins | 1,131.31 mi (1,820.67 km) |
| Riga to Outreau | 1,008.21 mi (1,622.56 km) |
| Riga to Oyonnax | 1,076.54 mi (1,732.53 km) |
| Riga to Ozoir-la-Ferriere | 1,050.32 mi (1,690.33 km) |
| Riga to Pace | 1,235.02 mi (1,987.57 km) |
| Riga to Palaiseau | 1,068.22 mi (1,719.14 km) |
| Riga to Pamiers | 1,370.09 mi (2,204.95 km) |
| Riga to Panazol | 1,236.96 mi (1,990.70 km) |
| Riga to Pantin | 1,054.68 mi (1,697.34 km) |
| Riga to Paray-le-Monial | 1,114.53 mi (1,793.66 km) |
