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

Return flights

04 Mar - 17 Mar	Air Canada
04 Mar - 27 Mar	Air Canada
04 Mar - 24 Mar	Air Canada
11 Mar - 27 Mar	Air Canada
05 Mar - 24 Mar	Air Canada
08 Mar - 22 Mar	Avianca
04 Mar - 15 Mar	Avianca
06 Mar - 16 Mar	Avianca
08 Mar - 23 Mar	Avianca
06 Mar - 17 Mar	Avianca
20 Mar - 17 Apr	Air Canada
25 Mar - 05 Apr	Air Canada
20 Mar - 25 Apr	Air Canada
18 Mar - 03 Apr	Air Canada
19 Mar - 07 Apr	Avianca
14 Mar - 25 Apr	LATAM Airlines Group
20 Mar - 07 Apr	LEVEL
16 Mar - 01 Apr	Air Canada
13 Mar - 01 Apr	LATAM Airlines Group
24 Mar - 12 Apr	LEVEL

Also check the deals for one-way flights from Buenos Aires to London 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 Buenos Aires to London in March from 749€

Return flights