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

Return flights

15 May - 20 May	Wizz Air UK
09 May - 20 May	Wizz Air UK
26 May - 09 Jun	Wizz Air UK
13 May - 20 May	Wizz Air UK
04 May - 14 May	Wizz Air UK
23 May - 26 May	Wizz Air UK
11 May - 25 May	Wizz Air Malta
25 May - 05 Jun	Wizz Air UK
04 May - 16 May	Wizz Air UK
01 May - 22 May	Wizz Air UK
20 May - 27 May	Wizz Air UK
09 May - 16 May	Wizz Air UK
18 May - 01 Jun	Wizz Air UK
24 May - 03 Jun	easyJet
01 May - 01 Jun	easyJet

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

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 May from 936€

Return flights