Cheapest return flights from Boston to Buenos Aires in March from 641€

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

Return flights

31 Mar - 06 Apr Spirit Airlines
30 Mar - 08 Apr Spirit Airlines
11 Mar - 18 Mar Spirit Airlines
20 Mar - 27 Mar Spirit Airlines
02 Mar - 08 Mar jetBlue
12 Mar - 28 Mar Spirit Airlines
05 Mar - 15 Mar Spirit Airlines
04 Mar - 15 Mar Spirit Airlines
14 Mar - 23 Mar Spirit Airlines
06 Mar - 15 Mar Spirit Airlines
15 Mar - 20 Mar Spirit Airlines
13 Mar - 20 Mar Arajet

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

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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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