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

Return flights

07 Mar - 17 Mar	Ryanair
11 Mar - 20 Mar	Avianca
15 Mar - 24 Mar	Avianca
04 Mar - 16 Mar	Turkish Airlines
15 Mar - 25 Mar	Air Europa
16 Mar - 25 Mar	Air Europa
17 Mar - 25 Mar	Air Europa
04 Mar - 19 Mar	Turkish Airlines
02 Mar - 11 Mar	Turkish Airlines
11 Mar - 25 Mar	Turkish Airlines
23 Mar - 28 Apr	easyJet
18 Mar - 18 Apr	ITA Airways
19 Mar - 06 Apr	ITA Airways
19 Mar - 02 Apr	British Airways
31 Mar - 15 Apr	ITA Airways
17 Mar - 01 Apr	Turkish Airlines
24 Mar - 25 Apr	Air Canada
25 Mar - 03 Apr	American Airlines
29 Mar - 07 Apr	American Airlines
20 Mar - 06 Apr	American Airlines

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

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 March from $944

Return flights