Cheapest return flights from Boston to Sao Paulo in December from 442€

AirHint found the following cheapest return flights from Boston (BOS) to Sao Paulo (GRU) in December 2025 (see full year).

Return flights

01 Dec - 07 Dec LATAM Airlines Group
25 Dec - 28 Jan Avianca
18 Dec - 16 Jan jetBlue
25 Dec - 20 Jan Delta
24 Dec - 20 Jan Air Canada
27 Dec - 20 Jan Avianca
23 Dec - 20 Jan LATAM Airlines Group
26 Dec - 20 Jan Delta
14 Dec - 17 Jan Spirit Airlines
22 Dec - 20 Jan Spirit Airlines
25 Dec - 28 Jan LATAM Airlines Group direct
12 Dec - 19 Dec Spirit Airlines
04 Dec - 31 Dec Delta
11 Dec - 31 Dec LATAM Airlines Group
17 Dec - 29 Dec Air Canada
20 Dec - 30 Dec Air Canada

Also check the deals for one-way flights from Boston to Sao Paulo in December.

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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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