Cheapest return flights from Boston to Praia, Santiago Island in September from 752€

AirHint found the following cheapest return flights from Boston (BOS) to Praia, Santiago Island (RAI) in September 2025 (see full year).

Return flights

27 Sep - 13 Oct TAP
15 Sep - 22 Sep Azores Airlines
15 Sep - 23 Sep Azores Airlines
26 Sep - 13 Oct Azores Airlines
25 Sep - 06 Oct TAP
17 Sep - 01 Oct TAP
25 Sep - 28 Sep Frontier Airlines
21 Sep - 29 Sep TAP
19 Sep - 03 Oct Azores Airlines
26 Sep - 29 Sep Azores Airlines

Also check the deals for one-way flights from Boston to Praia, Santiago Island in September.

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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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