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Our cheapest offers for flights from Washington DC to Belgium

Here you can compare cheap flights from Washington DC (IAD) to Belgium for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Belgium. Prices and availability may change at any time.

Flights from Washington DC (IAD) to Brussels (BRU)

	Outbound	Return	Airlines	Baggage	Price
Washington DC Brussels	Outbound 02/19/25 1 Stopover (LIS) TP0234, TP0646 19h 20min	Return 03/10/25 1 Stopover (LIS) TP0647, TP0231 13h 00min	TAP Air Portugal		$465
Washington DC Brussels	Outbound 12/13/24 direct LH9383 07h 25min	Return 12/31/24 direct LH9382 08h 40min	Lufthansa	?	$1,243
Best option Washington DC Brussels	Outbound 02/19/25 1 Stopover (LHR) BA0216, BA0396 13h 35min	Return 03/10/25 1 Stopover (MAD) IB0604, IB0361 15h 20min	British Airways	?	$480