Cheapest return flights from Washington to Brussels in May from 441€

Best time to book flights for Washington (IAD) to Brussels (BRU) flights at AirHint

AirHint found the following cheapest return flights from Washington (IAD) to Brussels (BRU) in May 2025 (see full year).

Return flights

07 May - 14 May Icelandair
02 May - 16 May Scandinavian Airlines
03 May - 10 May Delta
17 May - 24 May Aer Lingus
30 May - 03 Jun Aer Lingus
21 May - 28 May Icelandair
05 May - 12 May Delta
12 May - 19 May Delta
01 May - 08 May Icelandair
09 May - 16 May Delta
18 May - 25 May Delta
30 May - 07 Jun Aer Lingus
23 May - 08 Jun Icelandair
30 May - 06 Jun Icelandair
27 May - 03 Jun United direct
30 May - 06 Jun United direct
30 May - 07 Jun United direct
30 May - 03 Jun United direct
23 May - 08 Jun Brussels Airlines direct

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

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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