For the cheapest flights to Brussels book 24 days before departure.
The most popular airlines on the route Athens - Brussels: Ryanair (FR), Aegean (A3), Pegasus (PC).
The cheapest flights are on the route Eleftherios Venizelos (ATH) - Brussels Intl Airport (BRU).
Direct flights last about 3h 24min.
Direct flights are available 7 days a week.
Direct flights: Ryanair (FR), Aegean (A3), TUI fly Belgium (TB).