AirHint found the following cheapest return flights from London (LHR) to Buenos Aires (EZE) in June 2025 (see full year).

Return flights

16 Jun - 02 Jul	KLM
11 Jun - 25 Jun	Air France
11 Jun - 17 Jun	Air France
17 Jun - 24 Jun	Air France
12 Jun - 25 Jun	Air France
13 Jun - 20 Jun	Turkish Airlines
18 Jun - 23 Jun	Turkish Airlines
25 Jun - 02 Jul	Air France
15 Jun - 22 Jun	Iberia
18 Jun - 22 Jun	Iberia
16 Jun - 22 Jun	Iberia
16 Jun - 25 Jun	KLM
16 Jun - 07 Jul	Air France
26 Jun - 09 Jul	British Airways
19 Jun - 07 Jul	Air France
17 Jun - 08 Jul	Avianca
22 Jun - 06 Jul	Avianca
16 Jun - 06 Jul	Lufthansa
29 Jun - 07 Jul	Air France
15 Jun - 10 Jul	Lufthansa

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

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 June from $970

Return flights