Cheapest return flights from Bangkok to Brussels in September from $643

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

Return flights

01 Sep - 30 Sep Juneyao Airlines
03 Sep - 22 Sep Hainan Airlines
03 Sep - 19 Sep Finnair
09 Sep - 19 Sep IndiGo
09 Sep - 09 Oct Uzbekistan Airways
09 Sep - 19 Sep Thai Airways direct
03 Sep - 22 Sep Thai Airways direct
03 Sep - 19 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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