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BOS
Boston
SJU
San Juan
Boston → San Juan
Frontier Airlines · Round Trip · Nonstop
Save $127 (43% off)
Compared to the typical price of $293
$181$293
per person · round trip
Flight Details
Cabin
Economy
Departs
Apr 9, 2026
Returns
Apr 12, 2026
Price History
Avg: $174
Low: $166
High: $181
Mar 29Mar 31
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