What are the most popular routes to Unión?
| General Alvear - Unión | Average priceCOP 85,081 | Average duration1h 43m | Daily departures2 | |
| San Rafael - Unión | Average priceCOP 74,082 | Average duration3h 45m | Daily departures1 | |
| Mendoza - Unión | Average priceCOP 108,262 | Average duration6h 28m | Daily departures1 | |
| General Pico - Unión | Average priceCOP 94,900 | Average duration3h 10m | Daily departures1 | |
| Buenos Aires - Unión | Average priceCOP 207,406 | Average duration10h 10m | Daily departures1 | |
