FFL Helper

FFL Helper / Boston / San Juan

BOS → SJU

Boston (BOS) to San Juan (SJU)

Compare one-way fares for flights from Boston to San Juan.

Lowest fare $147
Distance 1,676 mi
Flight time 7h 21m
Airports BOS–SJU
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By month: November 2026 from $147

Price calendar

October 2026

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November 2026

From $147 · up to $236

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15 $147 16 $155 17 $155 18 $155 19 $155 20 $155 21 $155 22 $162 23 $150 24 $217 25 $236 26 $164 27 $198 28 $219 29 $198
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Upcoming dates

San Juan SJU

$147

Nov 15, 4:09pm · 7h 21m · 1 stop

BOS → SJU · jetBlue

Tickets

San Juan SJU

$150

Nov 23, 5:01am · 4h 1m · 0 stops

BOS → SJU · jetBlue

Tickets

San Juan SJU

$162

Nov 22, 11:06am · 21h 53m · 1 stop

BOS → SJU · Frontier Airlines

Tickets

San Juan SJU

$164

Nov 26, 11:06am · 14h 18m · 1 stop

BOS → SJU · Frontier Airlines

Tickets

San Juan SJU

$188

Jan 12, 4:56pm · 8h 53m · 1 stop

BOS → SJU · American Airlines

Tickets

About this route

This calendar shows dated one-way fares from Boston to San Juan. Use it to see which days are cheaper before you search tickets.

Flight time and airport codes on this page are for the sample itinerary we have on file. Always confirm the live routing when you book Boston to San Juan.