Cheapest return flights from Belfast to Bangkok in December from $859

Best time to book flights for Belfast (BHD) to Bangkok (BKK) flights at AirHint

AirHint found the following cheapest return flights from Belfast (BHD) to Bangkok (BKK) in December 2025 (see full year).

Return flights

01 Dec - 08 Dec British Airways
01 Dec - 15 Dec British Airways
31 Dec - 28 Jan KLM
27 Dec - 17 Jan British Airways
24 Dec - 14 Jan KLM
25 Dec - 15 Jan KLM
17 Dec - 15 Jan KLM
17 Dec - 16 Jan KLM
22 Dec - 17 Jan KLM
18 Dec - 29 Dec KLM
18 Dec - 16 Jan KLM
04 Dec - 03 Jan KLM
20 Dec - 06 Jan British Airways

Also check the deals for one-way flights from Belfast to Bangkok in December.

Skyscanner

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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