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

Return flights

30 Oct - 23 Nov	Flybondi
30 Oct - 11 Nov	Flybondi
14 Oct - 10 Nov	Flybondi
27 Oct - 04 Nov	GOL Linhas Aéreas
21 Oct - 28 Oct	GOL Linhas Aéreas
22 Oct - 05 Nov	Flybondi
07 Oct - 08 Nov	Flybondi
08 Oct - 29 Oct	GOL Linhas Aéreas
06 Oct - 21 Oct	JetSmart
06 Oct - 10 Oct	JetSmart
30 Oct - 22 Nov	GOL Linhas Aéreas
14 Oct - 21 Oct	JetSmart
07 Oct - 10 Nov	Sky Airline
24 Oct - 03 Nov	Flybondi
30 Oct - 21 Nov	GOL Linhas Aéreas
11 Oct - 26 Oct	JetSmart
15 Oct - 26 Oct	JetSmart
13 Oct - 27 Oct	JetSmart
08 Oct - 19 Oct	GOL Linhas Aéreas
07 Oct - 21 Oct	JetSmart

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 766€

Return flights