| Schwechat to Oakley (California) | 5,954.59 mi (9,582.99 km) |
| Schwechat to Oakton (Virginia) | 4,444.09 mi (7,152.07 km) |
| Schwechat to Oakville (Missouri) | 4,961.98 mi (7,985.54 km) |
| Schwechat to Oatfield (Oregon) | 5,516.01 mi (8,877.16 km) |
| Schwechat to Ocala (Florida) | 5,112.72 mi (8,228.13 km) |
| Schwechat to Ocean Acres (New Jersey) | 4,284.19 mi (6,894.74 km) |
| Schwechat to Ocean City (New Jersey) | 4,318.67 mi (6,950.23 km) |
| Schwechat to Ocean Pines (Maryland) | 4,381.13 mi (7,050.76 km) |
| Schwechat to Ocean Pointe (Hawaii) | 7,625.82 mi (12,272.57 km) |
| Schwechat to Ocean Springs (Mississippi) | 5,318.11 mi (8,558.66 km) |
| Schwechat to Oceanside (California) | 6,132.02 mi (9,868.54 km) |
| Schwechat to Oceanside (New York) | 4,218.37 mi (6,788.80 km) |
| Schwechat to Ocoee (Florida) | 5,117.10 mi (8,235.18 km) |
| Schwechat to Oconomowoc (Wisconsin) | 4,662.43 mi (7,503.45 km) |
| Schwechat to Odenton (Maryland) | 4,411.68 mi (7,099.91 km) |
