Cheapest one-way flights from London to Buenos Aires in December from 511€

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

One-Way flights

02 Dec Vueling Airlines
06 Dec Vueling Airlines
05 Dec Vueling Airlines
13 Dec Vueling Airlines
14 Dec Vueling Airlines
30 Dec Vueling Airlines
25 Dec Vueling Airlines
31 Dec easyJet
23 Dec Vueling Airlines
27 Dec Vueling Airlines

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