Cheapest one-way flights from London to Buenos Aires in January from $937

AirHint found the following cheapest one-way flights from London (LCY) to Buenos Aires (AEP) in January 2026 (see full year).

One-Way flights

27 Jan SWISS
20 Jan ITA Airways
23 Jan ITA Airways
16 Jan ITA Airways
17 Jan ITA Airways
22 Jan KLM
28 Jan KLM
24 Jan KLM

Also check the deals for return flights from London to Buenos Aires in January.

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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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