What are the most popular routes to Bolu?
| Istanbul Europe - Bolu | Average priceCOP 58,228 | Average duration5h 15m | Daily departures117 | |
| Istanbul Asia - Bolu | Average priceCOP 52,163 | Average duration3h 45m | Daily departures54 | |
| Sakarya - Bolu | Average priceCOP 41,437 | Average duration1h 40m | Daily departures29 | |
| Eskişehir - Bolu | Average priceCOP 86,640 | Average duration4h 10m | Daily departures2 | |
| Gebze - Bolu | Average priceCOP 48,492 | Average duration3h | Daily departures36 | |
