Flights from Boston to Caguas

Cheapest flights from Boston

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Aug 25 - Fri, Sep 12

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$209 Roundtrip, found 6 days ago

$209

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Mon, Aug 25 from Logan Intl. to Luis Munoz Marin Intl., returning Fri, Sep 12, priced at $209 found 6 days ago

Mon, Aug 18 - Fri, Sep 5

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$213 Roundtrip, found 6 days ago

$213

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Mon, Aug 18 from Logan Intl. to Luis Munoz Marin Intl., returning Fri, Sep 5, priced at $213 found 6 days ago

Fri, Sep 5 - Fri, Sep 26

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$215 Roundtrip, found 6 days ago

$215

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Fri, Sep 5 from Logan Intl. to Luis Munoz Marin Intl., returning Fri, Sep 26, priced at $215 found 6 days ago

Sat, Sep 13 - Fri, Sep 19

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$217 Roundtrip, found 11 hours ago

$217

Roundtrip

found 11 hours ago

Select Spirit Airlines flight, departing Sat, Sep 13 from Logan Intl. to Luis Munoz Marin Intl., returning Fri, Sep 19, priced at $217 found 11 hours ago

Tue, Oct 28 - Thu, Nov 13

PVD

T.F. Green

SJU

Luis Munoz Marin Intl.

$218 Roundtrip, found 3 days ago

$218

Roundtrip

found 3 days ago

Select JetBlue Airways flight, departing Tue, Oct 28 from T.F. Green to Luis Munoz Marin Intl., returning Thu, Nov 13, priced at $218 found 3 days ago

Sat, Sep 6 - Fri, Sep 26

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$221 Roundtrip, found 6 days ago

$221

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Sat, Sep 6 from Logan Intl. to Luis Munoz Marin Intl., returning Fri, Sep 26, priced at $221 found 6 days ago

Mon, Aug 25 - Sun, Sep 7

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$224 Roundtrip, found 6 days ago

$224

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Mon, Aug 25 from Logan Intl. to Luis Munoz Marin Intl., returning Sun, Sep 7, priced at $224 found 6 days ago

Tue, Oct 28 - Wed, Nov 12

PVD

T.F. Green

SJU

Luis Munoz Marin Intl.

$227 Roundtrip, found 3 days ago

$227

Roundtrip

found 3 days ago

Select Delta flight, departing Tue, Oct 28 from T.F. Green to Luis Munoz Marin Intl., returning Wed, Nov 12, priced at $227 found 3 days ago

Sun, Aug 3 - Thu, Aug 21

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$229 Roundtrip, found 6 days ago

$229

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Sun, Aug 3 from Logan Intl. to Luis Munoz Marin Intl., returning Thu, Aug 21, priced at $229 found 6 days ago

Fri, Sep 12 - Thu, Sep 18

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$230 Roundtrip, found 11 hours ago

$230

Roundtrip

found 11 hours ago

Select Spirit Airlines flight, departing Fri, Sep 12 from Logan Intl. to Luis Munoz Marin Intl., returning Thu, Sep 18, priced at $230 found 11 hours ago

Fri, Sep 19 - Sun, Oct 5

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$230 Roundtrip, found 6 days ago

$230

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Fri, Sep 19 from Logan Intl. to Luis Munoz Marin Intl., returning Sun, Oct 5, priced at $230 found 6 days ago

Sun, Sep 14 - Sun, Sep 21

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$233 Roundtrip, found 11 hours ago

$233

Roundtrip

found 11 hours ago

Select Spirit Airlines flight, departing Sun, Sep 14 from Logan Intl. to Luis Munoz Marin Intl., returning Sun, Sep 21, priced at $233 found 11 hours ago

Fri, Sep 12 - Sun, Sep 21

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$235 Roundtrip, found 11 hours ago

$235

Roundtrip

found 11 hours ago

Select Spirit Airlines flight, departing Fri, Sep 12 from Logan Intl. to Luis Munoz Marin Intl., returning Sun, Sep 21, priced at $235 found 11 hours ago

Fri, Sep 19 - Thu, Oct 9

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$239 Roundtrip, found 6 days ago

$239

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Fri, Sep 19 from Logan Intl. to Luis Munoz Marin Intl., returning Thu, Oct 9, priced at $239 found 6 days ago

Thu, Sep 25 - Sun, Oct 5

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$243 Roundtrip, found 6 days ago

$243

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Thu, Sep 25 from Logan Intl. to Luis Munoz Marin Intl., returning Sun, Oct 5, priced at $243 found 6 days ago

Wed, Oct 29 - Thu, Nov 13

PVD

T.F. Green

SJU

Luis Munoz Marin Intl.

$243 Roundtrip, found 3 days ago

$243

Roundtrip

found 3 days ago

Select JetBlue Airways flight, departing Wed, Oct 29 from T.F. Green to Luis Munoz Marin Intl., returning Thu, Nov 13, priced at $243 found 3 days ago

Mon, Sep 15 - Fri, Sep 19

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$244 Roundtrip, found 11 hours ago

$244

Roundtrip

found 11 hours ago

Select Delta flight, departing Mon, Sep 15 from Logan Intl. to Luis Munoz Marin Intl., returning Fri, Sep 19, priced at $244 found 11 hours ago

Sun, Aug 10 - Sat, Aug 16

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$274 Roundtrip, found 1 day ago

$274

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sun, Aug 10 from Logan Intl. to Luis Munoz Marin Intl., returning Sat, Aug 16, priced at $274 found 1 day ago

Tue, Oct 28 - Mon, Nov 17

PVD

T.F. Green

SJU

Luis Munoz Marin Intl.

$275 Roundtrip, found 3 days ago

$275

Roundtrip

found 3 days ago

Select American Airlines flight, departing Tue, Oct 28 from T.F. Green to Luis Munoz Marin Intl., returning Mon, Nov 17, priced at $275 found 3 days ago

Sat, Sep 13 - Fri, Sep 19

BOS

Logan Intl.

SJU

Luis Munoz Marin Intl.

$356 Roundtrip, found 11 hours ago

$356

Roundtrip

found 11 hours ago

Select United flight, departing Sat, Sep 13 from Logan Intl. to Luis Munoz Marin Intl., returning Fri, Sep 19, priced at $356 found 11 hours ago