What are the most popular routes to Unión?
| General Alvear - Unión | Average priceCOP 91,353 | Average duration2h | Daily departures2 | |
| San Rafael - Unión | Average priceCOP 93,738 | Average duration3h 45m | Daily departures2 | |
| Mendoza - Unión | Average priceCOP 125,638 | Average duration6h 28m | Daily departures1 | |
| Buenos Aires - Unión | Average priceCOP 242,503 | Average duration10h 10m | Daily departures1 | |
| General Pico - Unión | Average priceCOP 98,933 | Average duration3h 10m | Daily departures1 | |
