Cheapest return flights from Brussels to Bangkok in September from $585

Best time to book flights for Brussels (BRU) to Bangkok (BKK) flights at AirHint

AirHint found the following cheapest return flights from Brussels (BRU) to Bangkok (BKK) in September 2025 (see full year).

Return flights

09 Sep - 26 Sep Austrian Airlines
13 Sep - 27 Sep Austrian Airlines
09 Sep - 22 Sep Austrian Airlines
04 Sep - 19 Sep Austrian Airlines
03 Sep - 18 Sep Austrian Airlines
10 Sep - 17 Sep Austrian Airlines
11 Sep - 23 Sep Austrian Airlines
04 Sep - 18 Sep Austrian Airlines
04 Sep - 16 Sep Austrian Airlines
03 Sep - 10 Sep Austrian Airlines
17 Sep - 04 Oct Austrian Airlines
10 Sep - 05 Oct Austrian Airlines
16 Sep - 13 Oct Austrian Airlines
29 Sep - 27 Oct SWISS
19 Sep - 21 Oct SWISS
02 Sep - 30 Oct SWISS
28 Sep - 26 Oct SWISS
24 Sep - 29 Oct SWISS
15 Sep - 13 Oct SWISS
19 Sep - 18 Oct SWISS

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