Cheapest one-way flights from Boston to Sao Paulo in May from 188€

AirHint found the following cheapest one-way flights from Boston (BOS) to Sao Paulo (GRU) in May 2026 (see full year).

One-Way flights

28 May Avianca
01 May Spirit Airlines
09 May Spirit Airlines
27 May Spirit Airlines
08 May LATAM Airlines Group direct
01 May Delta direct
13 May LATAM Airlines Group direct
14 May LATAM Airlines Group direct
25 May LATAM Airlines Group direct
23 May Spirit Airlines

Also check the deals for return flights from Boston to Sao Paulo in May.

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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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