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

Return flights

13 Mar - 24 Mar	easyJet
05 Mar - 23 Mar	easyJet
04 Mar - 11 Mar	easyJet
02 Mar - 29 Mar	easyJet
24 Mar - 14 Apr	easyJet
05 Mar - 11 Mar	easyJet
09 Mar - 22 Mar	easyJet
13 Mar - 05 Apr	easyJet
03 Mar - 16 Mar	easyJet
03 Mar - 21 Mar	easyJet
18 Mar - 06 Apr	easyJet
06 Mar - 25 Mar	easyJet
15 Mar - 21 Mar	easyJet

Also check the deals for one-way flights from Southend 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 Southend to Buenos Aires in March from $1252

Return flights