AirHint found the following cheapest return flights from Buenos Aires (AEP) to Bangkok (BKK) in January 2026 (see full year).

Return flights

20 Jan - 15 Feb	Aerolineas Argentinas
03 Jan - 23 Jan	LATAM Airlines Group
22 Jan - 20 Feb	Aerolineas Argentinas
26 Jan - 26 Feb	LATAM Airlines Group
19 Jan - 23 Jan	SWISS
05 Jan - 05 Feb	LATAM Airlines Group
01 Jan - 01 Feb	Aerolineas Argentinas
30 Jan - 18 Feb	Qatar Airways
06 Jan - 28 Jan	Aerolineas Argentinas
30 Jan - 04 Feb	Qatar Airways
01 Jan - 20 Jan	Aerolineas Argentinas
03 Jan - 24 Jan	Aerolineas Argentinas
10 Jan - 31 Jan	GOL Linhas Aéreas
06 Jan - 13 Jan	Aerolineas Argentinas
01 Jan - 06 Feb	Qatar Airways

Also check the deals for one-way flights from Buenos Aires to Bangkok in January.

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 Buenos Aires to Bangkok in January from $2027

Return flights