The average train between Mons and Arlon takes 3h 50m and the fastest train takes 3h 6m. The train service runs several times per day from Mons to Arlon. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Trains run every 4 hours between Mons and Arlon. The earliest departure is at 4:37 AM at night, and the last departure from Mons is at 10:16 PM which arrives into Arlon at 7:22 AM. All services require a transfer, and take on average 3h 50m. The schedules shown below are for the next available departures.

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3h 6m • 1 changeWant to know about travelling from Mons to Arlon? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct train from Mons to Arlon. However, there are services departing from Mons station and arriving at Arlon station via Namur. The journey, including transfers, takes approximately 3h 50m.
Mons to Arlon train services, operated by Belgian Railways (NMBS/SNCB), depart from Mons station.
Mons to Arlon train services, operated by Belgian Railways (NMBS/SNCB), arrive at Arlon station.
Book your Mons to Arlon train tickets online with Belgian Railways (NMBS/SNCB).
The distance between Mons and Arlon is 158.3 km. The road distance is 213 km.
You can take a train from Mons to Arlon via Namur in around 3h 14m.