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

Return flights

13 Mar - 22 Mar	Wizz Air Malta
01 Mar - 10 Mar	easyJet
09 Mar - 15 Mar	easyJet
03 Mar - 16 Mar	easyJet
09 Mar - 16 Mar	Ryanair
09 Mar - 31 Mar	Ryanair
06 Mar - 20 Mar	Ryanair
06 Mar - 14 Mar	Ryanair
09 Mar - 22 Mar	Ryanair
19 Mar - 08 Apr	easyJet
11 Mar - 31 Mar	easyJet
20 Mar - 06 Apr	Ryanair
06 Mar - 03 Apr	Ryanair
18 Mar - 04 Apr	easyJet
18 Mar - 07 Apr	easyJet
19 Mar - 01 Apr	easyJet
11 Mar - 01 Apr	easyJet
31 Mar - 07 Apr	Ryanair
24 Mar - 10 Apr	easyJet
30 Mar - 12 Apr	Ryanair

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 $1217

Return flights