AirHint found the following cheapest return flights from Atlanta (ATL) to Brussels (BRU) in October 2025 (see full year).

Return flights

21 Oct - 15 Nov	Scandinavian Airlines
23 Oct - 27 Oct	Scandinavian Airlines
20 Oct - 15 Nov	Scandinavian Airlines
20 Oct - 28 Oct	Scandinavian Airlines
22 Oct - 26 Oct	Scandinavian Airlines
16 Oct - 19 Oct	Spirit Airlines
19 Oct - 15 Nov	Spirit Airlines
31 Oct - 07 Nov	Spirit Airlines
14 Oct - 24 Oct	Delta	direct
09 Oct - 19 Oct	Spirit Airlines
16 Oct - 19 Oct	Air France	direct
10 Oct - 17 Oct	Delta
09 Oct - 19 Oct	Delta	direct
04 Oct - 10 Oct	Delta	direct

Also check the deals for one-way flights from Atlanta to Brussels in October.

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 Atlanta to Brussels in October from $472

Return flights