Cheapest return flights from London to Buenos Aires in October from 865€

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

Return flights

07 Oct - 14 Oct Ryanair
29 Oct - 04 Nov Ryanair
09 Oct - 14 Oct Ryanair
29 Oct - 11 Nov Ryanair
28 Oct - 03 Nov Ryanair
06 Oct - 19 Oct Ryanair
01 Oct - 06 Oct Ryanair
23 Oct - 26 Oct Ryanair
05 Oct - 19 Oct Ryanair
11 Oct - 18 Oct Ryanair
31 Oct - 14 Nov Ryanair
02 Oct - 05 Oct Ryanair
03 Oct - 11 Oct Ryanair
03 Oct - 02 Nov Ryanair
20 Oct - 25 Oct Ryanair
17 Oct - 02 Nov Ryanair
26 Oct - 09 Nov Ryanair

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

Skyscanner

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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