AirHint found the following cheapest return flights from Buenos Aires (AEP) to London (STN) in October 2025 (see full year).

Return flights

25 Oct - 27 Nov	Flybondi
20 Oct - 05 Nov	Flybondi
20 Oct - 03 Nov	Flybondi
29 Oct - 05 Nov	Flybondi
20 Oct - 26 Oct	Flybondi
23 Oct - 26 Oct	Flybondi
10 Oct - 17 Oct	Aerolineas Argentinas
03 Oct - 05 Oct	GOL Linhas Aéreas
01 Oct - 05 Oct	Flybondi

Also check the deals for one-way flights from Buenos Aires to London 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 Buenos Aires to London in October from $989

Return flights