| Ottawa to Wichita (Kansas) | 519.52 mi (836.09 km) |
| Ottawa to Wichita Falls (Texas) | 738.50 mi (1,188.50 km) |
| Ottawa to Wickliffe (Ohio) | 381.10 mi (613.33 km) |
| Ottawa to Wildomar (California) | 1,639.14 mi (2,637.94 km) |
| Ottawa to Wildwood (Florida) | 950.10 mi (1,529.04 km) |
| Ottawa to Wildwood (Missouri) | 215.18 mi (346.29 km) |
| Ottawa to Wilkes-Barre (Pennsylvania) | 671.61 mi (1,080.85 km) |
| Ottawa to Wilkinsburg (Pennsylvania) | 471.56 mi (758.90 km) |
| Ottawa to Williamsburg (Virginia) | 705.85 mi (1,135.96 km) |
| Ottawa to Williamsport (Pennsylvania) | 611.54 mi (984.18 km) |
| Ottawa to Williamstown (New Jersey) | 735.55 mi (1,183.76 km) |
| Ottawa to Willimantic (Connecticut) | 858.32 mi (1,381.34 km) |
| Ottawa to Williston (North Dakota) | 863.88 mi (1,390.29 km) |
| Ottawa to Willmar (Minnesota) | 407.31 mi (655.49 km) |
| Ottawa to Willoughby (Ohio) | 384.25 mi (618.39 km) |
