Cheapest return flights from Washington to Brussels in January from $577

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

Return flights

22 Jan - 23 Feb TAP
16 Jan - 02 Feb Turkish Airlines
09 Jan - 14 Jan Icelandair
21 Jan - 29 Jan Brussels Airlines direct
03 Jan - 10 Jan Scandinavian Airlines
22 Jan - 23 Feb Lufthansa direct
16 Jan - 02 Feb Brussels Airlines direct
09 Jan - 14 Jan Lufthansa direct
03 Jan - 10 Jan Lufthansa direct

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

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