| Elmhurst to Odessa (Texas) | 1,052.07 mi (1,693.14 km) |
| Elmhurst to Ogden (Utah) | 1,238.84 mi (1,993.72 km) |
| Elmhurst to Oildale (California) | 1,725.27 mi (2,776.56 km) |
| Elmhurst to Ojus (Florida) | 1,187.04 mi (1,910.35 km) |
| Elmhurst to Okemos (Michigan) | 188.81 mi (303.86 km) |
| Elmhurst to Oklahoma City (Oklahoma) | 680.25 mi (1,094.76 km) |
| Elmhurst to Okmulgee (Oklahoma) | 613.68 mi (987.61 km) |
| Elmhurst to Olathe (Kansas) | 417.34 mi (671.64 km) |
| Elmhurst to Old Jamestown (Missouri) | 244.58 mi (393.62 km) |
| Elmhurst to Oldsmar (Florida) | 1,001.67 mi (1,612.03 km) |
| Elmhurst to Olean (New York) | 488.35 mi (785.93 km) |
| Elmhurst to Olive Branch (Mississippi) | 490.16 mi (788.84 km) |
| Elmhurst to Olivehurst (California) | 1,765.64 mi (2,841.52 km) |
| Elmhurst to Olney (Maryland) | 601.29 mi (967.69 km) |
| Elmhurst to Olympia (Washington) | 1,744.40 mi (2,807.33 km) |
