Boston to San Juan, Puerto Rico for only $275 roundtrip

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Cheap flights from Boston to San Juan, Puerto Rico for only $275 roundtrip with Delta Air Lines.

DEPART:
Boston, USA

ARRIVE:
San Juan, Puerto Rico

RETURN:
Boston, USA

DATES:
Limited availability in January 2026

Example dates:
5th-12th Jan

possibly more…

STOPS:
New York (incoming only)

AIRLINES:
Delta Air Lines