| Chicago Heights to Zottegem | 4,135.30 mi (6,655.12 km) |
| Chicago Heights to Zulte | 4,119.73 mi (6,630.06 km) |
| Chicago Heights to Zwevegem | 4,119.95 mi (6,630.41 km) |
| Chicago Heights to Zwijndrecht | 4,143.21 mi (6,667.86 km) |
| Chicago Heights to Asenovgrad | 5,296.84 mi (8,524.44 km) |
| Chicago Heights to Aytos | 5,348.91 mi (8,608.23 km) |
| Chicago Heights to Balchik | 5,344.64 mi (8,601.37 km) |
| Chicago Heights to Bankya | 5,200.45 mi (8,369.32 km) |
| Chicago Heights to Bansko | 5,254.77 mi (8,456.73 km) |
| Chicago Heights to Berkovitsa | 5,174.45 mi (8,327.48 km) |
| Chicago Heights to Blagoevgrad | 5,231.67 mi (8,419.56 km) |
| Chicago Heights to Botevgrad | 5,214.72 mi (8,392.28 km) |
| Chicago Heights to Burgas | 5,366.48 mi (8,636.51 km) |
| Chicago Heights to Byala Slatina | 5,192.97 mi (8,357.28 km) |
| Chicago Heights to Chirpan | 5,304.57 mi (8,536.89 km) |
