| Cities | Distance |
|---|---|
| Didcot to Nyon | 494.51 mi (795.84 km) |
| Didcot to Oberriet | 567.83 mi (913.84 km) |
| Didcot to Obersiggenthal | 512.83 mi (825.32 km) |
| Didcot to Oberwil | 484.60 mi (779.88 km) |
| Didcot to Oberwingert | 529.47 mi (852.09 km) |
| Didcot to Oftringen | 506.31 mi (814.83 km) |
| Didcot to Olten | 504.25 mi (811.51 km) |
| Didcot to Onex | 501.08 mi (806.41 km) |
| Didcot to Opfikon | 525.30 mi (845.39 km) |
| Didcot to Ostermundigen | 507.46 mi (816.68 km) |
| Didcot to Payerne | 495.08 mi (796.75 km) |
| Didcot to Pfaffikon | 536.16 mi (862.87 km) |
| Didcot to Plan-les-Ouates | 502.48 mi (808.66 km) |
| Didcot to Pratteln | 489.75 mi (788.18 km) |
| Didcot to Prilly | 498.29 mi (801.92 km) |