Mérida to Benaoján trains might be a good value for money solution: travelling by train is often rather cheap and faster than taking a bus indeed Trains leave from Mérida and arrive at Benaojan-montejaque every about 12 hours on average. If travelling with Renfe, you need to know the Mérida to Benaoján train schedule: the first train leaves at 07:50, while the last ride is at 07:50. A Mérida to Benaoján train cost about 71.05 €. But how long is the train ride from Mérida to Benaoján? Your journey takes 1 day on average.