AirHint found the following cheapest return flights from Tokyo (TYO) to Buenos Aires (AEP) in December 2025 (see full year).

Return flights

04 Dec - 08 Dec	ITA Airways
16 Dec - 31 Dec	T'way Air
02 Dec - 06 Dec	Air Canada
02 Dec - 29 Dec	ITA Airways
11 Dec - 29 Dec	Qatar Airways
19 Dec - 24 Dec	Qatar Airways
20 Dec - 27 Dec	Qatar Airways
20 Dec - 31 Dec	Qatar Airways
02 Dec - 30 Dec	ITA Airways
22 Dec - 05 Jan	Qatar Airways
19 Dec - 06 Jan	Qatar Airways
19 Dec - 31 Dec	Qatar Airways
27 Dec - 05 Jan	Air Canada
20 Dec - 03 Jan	Qatar Airways
29 Dec - 05 Jan	Qatar Airways
25 Dec - 04 Jan	Air Canada
28 Dec - 09 Jan	Air Canada
19 Dec - 03 Jan	Qatar Airways
26 Dec - 04 Jan	Air Canada
01 Dec - 06 Jan	ITA Airways

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

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.

Book a cheap hotel in Buenos Aires

Cheap car rent in Buenos Aires

Cheapest return flights from Tokyo to Buenos Aires in December from $1620

Return flights