Cheapest return flights from Bangkok to Brussels in September from 589€

AirHint found the following cheapest return flights from Bangkok (BKK) to Brussels (BRU) in September 2026 (see full year).

Return flights

23 Sep - 30 Sep Austrian Airlines
13 Sep - 04 Oct Austrian Airlines
02 Sep - 07 Sep Austrian Airlines
13 Sep - 18 Oct SWISS
18 Sep - 16 Oct Finnair
06 Sep - 18 Oct Emirates
23 Sep - 30 Sep Thai Airways direct
02 Sep - 07 Sep Thai Airways direct
13 Sep - 13 Sep Thai Airways
13 Sep - 04 Oct Thai Airways direct
13 Sep - 18 Oct Thai Airways direct
06 Sep - 18 Oct Thai Airways direct
13 Sep - 13 Sep Thai Airways direct

Also check the deals for one-way flights from Bangkok to Brussels in September.

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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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