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

Return flights

09 Mar - 30 Mar	Wizz Air Malta
10 Mar - 24 Mar	Wizz Air Malta
15 Mar - 25 Mar	easyJet
11 Mar - 24 Mar	Wizz Air Malta
29 Mar - 17 Apr	Ryanair
29 Mar - 18 Apr	Ryanair
23 Mar - 03 Apr	Ryanair
23 Mar - 30 Mar	Wizz Air Malta
11 Mar - 03 Apr	Wizz Air Malta
10 Mar - 17 Mar	Ryanair
29 Mar - 12 Apr	Ryanair
12 Mar - 17 Mar	Ryanair
12 Mar - 03 Apr	Wizz Air Malta
17 Mar - 25 Mar	Wizz Air Malta
07 Mar - 22 Mar	Wizz Air Malta
10 Mar - 22 Mar	Wizz Air Malta
30 Mar - 15 Apr	Wizz Air Malta
10 Mar - 12 Apr	Wizz Air Malta
29 Mar - 01 Apr	Wizz Air Malta
24 Mar - 04 Apr	easyJet

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 899€

Return flights