Cheapest return flights from Washington to Brussels in March from $629

AirHint found the following cheapest return flights from Washington (IAD) to Brussels (BRU) in March 2026 (see full year).

Return flights

22 Mar - 01 Apr Turkish Airlines
09 Mar - 12 Mar Scandinavian Airlines
18 Mar - 25 Mar Scandinavian Airlines
03 Mar - 11 Mar Turkish Airlines
24 Mar - 28 Mar Turkish Airlines
31 Mar - 12 Apr Turkish Airlines
02 Mar - 16 Mar Turkish Airlines
04 Mar - 11 Mar Scandinavian Airlines
04 Mar - 07 Mar Turkish Airlines
02 Mar - 15 Mar Turkish Airlines
03 Mar - 15 Mar Turkish Airlines
04 Mar - 15 Mar Turkish Airlines
30 Mar - 05 Apr Aer Lingus
27 Mar - 05 Apr Allegiant Air
26 Mar - 02 Apr Scandinavian Airlines
26 Mar - 05 Apr Porter Airlines (Canada) Ltd
28 Mar - 02 Apr Frontier Airlines
28 Mar - 03 Apr Frontier Airlines
29 Mar - 03 Apr Lufthansa
31 Mar - 12 Apr Brussels Airlines direct

Also check the deals for one-way flights from Washington to Brussels in March.

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