Cheapest one-way flights from Buenos Aires to London in December from $657

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

AirHint found the following cheapest one-way flights from Buenos Aires (AEP) to London (LGW) in December 2025 (see full year).

One-Way flights

01 Dec Aerolineas Argentinas
04 Dec LATAM Airlines Group
03 Dec Avianca
05 Dec LATAM Airlines Group
09 Dec LATAM Airlines Group
07 Dec LATAM Airlines Group
22 Dec Avianca
26 Dec Avianca
18 Dec Paranair

Also check the deals for return 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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