Cheapest return flights from Buenos Aires to London in December from $1286

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

Return flights

18 Dec - 02 Jan Aerolineas Argentinas
17 Dec - 24 Dec JetSmart
14 Dec - 16 Dec Aerolineas Argentinas

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

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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