How early before departure can I reserve train tickets in Belgium?

How early before departure can I reserve train tickets in Belgium? - Crop unrecognizable male passenger in casual clothes with backpack inserting ticket in entrance machine of automated gate while entering modern subway station

I'm trying to book a train journey in Belgium for the end of July. We are currently in mid-June and the Belgian Rail website does not allow me to reserve tickets such a long time (~1 month) in advance.

So here is the question: how early can I reserve train tickets in Belgium?






Pictures about "How early before departure can I reserve train tickets in Belgium?"

How early before departure can I reserve train tickets in Belgium? - Smiling female passenger wearing trendy plaid coat and white blouse checking passport and ticket standing on pavement near contemporary building of airport
How early before departure can I reserve train tickets in Belgium? - Through glass of anonymous tourists in warm outerwear standing in waiting room of modern railway station
How early before departure can I reserve train tickets in Belgium? - Metro station with passengers on platform





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