AirHint found the following cheapest return flights from London (LTN) to Buenos Aires (AEP) in January 2026 (see full year).

Return flights

27 Jan - 03 Feb	Wizz Air Malta
27 Jan - 23 Feb	Wizz Air Malta
23 Jan - 09 Feb	Wizz Air Malta
27 Jan - 08 Feb	Wizz Air Malta
23 Jan - 08 Feb	easyJet
27 Jan - 16 Feb	easyJet
09 Jan - 06 Feb	Wizz Air Malta
26 Jan - 08 Feb	Wizz Air Malta
29 Jan - 12 Feb	Wizz Air Malta
27 Jan - 09 Feb	easyJet
19 Jan - 29 Jan	easyJet
09 Jan - 24 Jan	Wizz Air Malta
01 Jan - 31 Jan	easyJet
20 Jan - 24 Jan	easyJet
10 Jan - 29 Jan	easyJet
01 Jan - 19 Jan	easyJet
15 Jan - 25 Jan	easyJet
07 Jan - 21 Jan	Wizz Air Malta
20 Jan - 27 Jan	easyJet
16 Jan - 24 Jan	easyJet

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

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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Cheapest return flights from London to Buenos Aires in January from 1034€

Return flights