What are the most popular routes to Lerma?
| Madrid - Lerma | Average price$40 | Average duration2h 15m | Daily departures12 | |
| Burgos - Lerma | Average price$13 | Average duration40m | Daily departures5 | |
| Irun - Lerma | Average price$55 | Average duration4h 59m | Daily departures4 | |
| San Sebastian - Lerma | Average price$51 | Average duration4h 45m | Daily departures4 | |
| Vitoria-Gasteiz - Lerma | Average price$32 | Average duration2h 45m | Daily departures4 | |
