Cheapest return flights from London to Buenos Aires in October from $1280

Best time to book flights for London (LGW) to Buenos Aires (AEP) flights at AirHint

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

Return flights

19 Oct - 26 Oct Iberia
31 Oct - 14 Nov LATAM Airlines Group
31 Oct - 15 Nov LATAM Airlines Group
05 Oct - 17 Oct Iberia
03 Oct - 17 Oct LATAM Airlines Group
16 Oct - 30 Oct LATAM Airlines Group
05 Oct - 18 Oct Iberia
16 Oct - 31 Oct LATAM Airlines Group
04 Oct - 17 Oct LATAM Airlines Group
03 Oct - 18 Oct LATAM Airlines Group
04 Oct - 18 Oct Vueling Airlines
02 Oct - 09 Oct Vueling Airlines

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

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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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