AirHint found the following cheapest return flights from Sao Paulo (GRU) to Dublin (DUB) in March 2026 (see full year).

Return flights

06 Mar - 20 Mar	Air Canada
16 Mar - 22 Mar	Air Canada
02 Mar - 27 Mar	Air Canada
02 Mar - 16 Mar	Air Canada
02 Mar - 25 Mar	Air Canada
02 Mar - 30 Mar	Air Canada
08 Mar - 23 Mar	United
17 Mar - 31 Mar	United
25 Mar - 01 Apr	Air Canada
09 Mar - 12 Apr	Air Canada
26 Mar - 27 Apr	Air Canada
30 Mar - 07 Apr	United
14 Mar - 14 Apr	Air Canada
02 Mar - 28 Mar	Air Canada
13 Mar - 31 Mar	Air Canada
27 Mar - 03 Apr	Air Canada

Also check the deals for one-way flights from Sao Paulo to Dublin 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 Sao Paulo to Dublin in March from $782

Return flights