AirHint found the following cheapest return flights from Tokyo (HND) to Buenos Aires (EZE) in October 2025 (see full year).

Return flights

31 Oct - 08 Nov	LATAM Airlines Group
31 Oct - 07 Nov	LATAM Airlines Group
14 Oct - 22 Oct	KLM
08 Oct - 19 Oct	KLM
03 Oct - 10 Nov	Emirates
03 Oct - 09 Nov	Emirates
13 Oct - 20 Oct	KLM
27 Oct - 20 Nov	Turkish Airlines
30 Oct - 17 Nov	Emirates
03 Oct - 03 Nov	Emirates
02 Oct - 07 Oct	KLM
20 Oct - 30 Oct	ITA Airways
02 Oct - 15 Oct	KLM
02 Oct - 09 Oct	Lufthansa
19 Oct - 26 Oct	Air Canada
05 Oct - 12 Oct	Lufthansa
18 Oct - 25 Oct	ITA Airways

Also check the deals for one-way flights from Tokyo to Buenos Aires in October.

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 Tokyo to Buenos Aires in October from $1366

Return flights