From Zaventem international Airport

Zaventem is Brussels main international airport, situated 9 miles (14 km) from the city center. (In the intenational departures theres a Synagogue on the second floor, the closest city to get easy access for Kosher food is a 35 min ride by train to Antwerp) It may take about 25 min to go to downtown Brussels by taxi. Taxis are licenced and must use their taximeters. Fast and reliable airbus services carry passengers from the airport to downtown Brussels.
Sncb (Belgian railway) runs to the Gare Central railway station and has a connection to the subway there.

Please visit Brussels airport - Sncb (Railway) – Stib (subway,bus,tram)