What are the most popular routes to Treto?
| Laredo - Treto | Average priceSEK 57 | Average duration10m | Daily departures11 | |
| Santander - Treto | Average priceSEK 117 | Average duration1h 45m | Daily departures11 | |
| Colindres - Treto | Average priceSEK 57 | Average duration5m | Daily departures6 | |
| Berria - Treto | Average priceSEK 57 | Average duration18m | Daily departures9 | |
| Cerdigo - Treto | Average priceSEK 83 | Average duration1h 31m | Daily departures8 | |
