| Iowa City to Totana | 4,559.89 mi (7,338.44 km) |
| Iowa City to Trujillo | 4,298.45 mi (6,917.68 km) |
| Iowa City to Tudela | 4,388.11 mi (7,061.98 km) |
| Iowa City to Tudela de Duero | 4,277.48 mi (6,883.94 km) |
| Iowa City to Tuineje | 4,335.67 mi (6,977.59 km) |
| Iowa City to Ubeda | 4,466.54 mi (7,188.20 km) |
| Iowa City to Ubrique | 4,423.53 mi (7,118.98 km) |
| Iowa City to Umbrete | 4,365.20 mi (7,025.11 km) |
| Iowa City to Utebo | 4,427.77 mi (7,125.80 km) |
| Iowa City to Utiel | 4,501.97 mi (7,245.21 km) |
| Iowa City to Utrera | 4,389.76 mi (7,064.64 km) |
| Iowa City to Valdemorillo | 4,340.31 mi (6,985.06 km) |
| Iowa City to Valdemoro | 4,369.36 mi (7,031.81 km) |
| Iowa City to Valdepenas | 4,436.01 mi (7,139.07 km) |
| Iowa City to Valencia | 4,542.14 mi (7,309.88 km) |
