| Guyancourt to Alexandria | 1,152.28 mi (1,854.41 km) |
| Guyancourt to Arad | 913.62 mi (1,470.34 km) |
| Guyancourt to Avrig | 1,063.26 mi (1,711.15 km) |
| Guyancourt to Babadag | 1,281.60 mi (2,062.54 km) |
| Guyancourt to Bacau | 1,160.29 mi (1,867.31 km) |
| Guyancourt to Baia Mare | 989.83 mi (1,592.97 km) |
| Guyancourt to Baia-Sprie | 995.43 mi (1,601.99 km) |
| Guyancourt to Baicoi | 1,147.09 mi (1,846.06 km) |
| Guyancourt to Bailesti | 1,061.35 mi (1,708.08 km) |
| Guyancourt to Bals | 1,085.69 mi (1,747.26 km) |
| Guyancourt to Baraolt | 1,110.83 mi (1,787.71 km) |
| Guyancourt to Barlad | 1,201.91 mi (1,934.29 km) |
| Guyancourt to Beclean | 1,024.73 mi (1,649.15 km) |
| Guyancourt to Beius | 951.07 mi (1,530.59 km) |
| Guyancourt to Bicaz | 1,116.48 mi (1,796.79 km) |
