Cheapest return flights from Boston to San Juan in August from 158€
AirHint found the following cheapest return flights from Boston (BOS) to San Juan (SJU)
in August 2026 (see full year ).
Return flights
04 Aug
- 25 Aug
Spirit Airlines
158 €
12 Aug
- 25 Aug
Spirit Airlines
158 €
23 Aug
- 25 Aug
Spirit Airlines
158 €
04 Aug
- 25 Aug
Spirit Airlines
160 €
direct
04 Aug
- 21 Aug
Spirit Airlines
160 €
direct
12 Aug
- 25 Aug
Spirit Airlines
160 €
direct
12 Aug
- 21 Aug
Spirit Airlines
160 €
direct
23 Aug
- 25 Aug
Spirit Airlines
160 €
direct
17 Aug
- 25 Aug
Spirit Airlines
172 €
17 Aug
- 21 Aug
Spirit Airlines
175 €
18 Aug
- 04 Sep
Spirit Airlines
180 €
direct
23 Aug
- 07 Sep
Spirit Airlines
304 €
direct
17 Aug
- 07 Sep
Spirit Airlines
318 €
17 Aug
- 07 Sep
Spirit Airlines
321 €
direct
Also check the deals for one-way flights from Boston to San Juan in August .
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