AirHint found the following cheapest return flights from New York (LGA) to Brussels (BRU) in August 2025 (see full year).

Return flights

25 Aug - 01 Sep	Air Canada
22 Aug - 29 Aug	Air Canada
31 Aug - 09 Sep	Air Canada
06 Aug - 24 Aug	Air Canada
13 Aug - 20 Aug	Air Canada
14 Aug - 21 Aug	Lufthansa
10 Aug - 17 Aug	Air Canada
29 Aug - 02 Sep	Lufthansa
28 Aug - 05 Sep	Lufthansa
11 Aug - 18 Aug	Air Canada
12 Aug - 22 Aug	Air Canada
13 Aug - 21 Aug	Air Canada
04 Aug - 15 Aug	Air Canada
07 Aug - 14 Aug	Air Canada
27 Aug - 07 Sep	Air Canada
28 Aug - 06 Sep	Lufthansa
28 Aug - 07 Sep	Air Canada
29 Aug - 07 Sep	Air Canada
29 Aug - 01 Sep	Air Canada

Also check the deals for one-way flights from New York to Brussels in August.

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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Cheapest return flights from New York to Brussels in August from 387€

Return flights