Flights from Milwaukee to Isabela

Cheapest flights from Milwaukee

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.

Tue, Dec 9 - Wed, Dec 17

MKE

General Mitchell Intl.

SJU

Luis Munoz Marin Intl.

$225 Roundtrip, found 1 day ago

$225

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Dec 9 from General Mitchell Intl. to Luis Munoz Marin Intl., returning Wed, Dec 17, priced at $225 found 1 day ago

Wed, Nov 19 - Tue, Nov 25

MKE

General Mitchell Intl.

SJU

Luis Munoz Marin Intl.

$246 Roundtrip, found 1 day ago

$246

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Nov 19 from General Mitchell Intl. to Luis Munoz Marin Intl., returning Tue, Nov 25, priced at $246 found 1 day ago

Tue, Dec 9 - Sun, Dec 21

MKE

General Mitchell Intl.

SJU

Luis Munoz Marin Intl.

$265 Roundtrip, found 1 day ago

$265

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Dec 9 from General Mitchell Intl. to Luis Munoz Marin Intl., returning Sun, Dec 21, priced at $265 found 1 day ago

Wed, Nov 19 - Tue, Nov 25

MKE

General Mitchell Intl.

SJU

Luis Munoz Marin Intl.

$275 Roundtrip, found 1 day ago

$275

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Nov 19 from General Mitchell Intl. to Luis Munoz Marin Intl., returning Tue, Nov 25, priced at $275 found 1 day ago

Wed, Nov 19 - Tue, Nov 25

MKE

General Mitchell Intl.

SJU

Luis Munoz Marin Intl.

$286 Roundtrip, found 1 day ago

$286

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Nov 19 from General Mitchell Intl. to Luis Munoz Marin Intl., returning Tue, Nov 25, priced at $286 found 1 day ago

Wed, Nov 19 - Tue, Nov 25

MKE

General Mitchell Intl.

SJU

Luis Munoz Marin Intl.

$296 Roundtrip, found 1 day ago

$296

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Nov 19 from General Mitchell Intl. to Luis Munoz Marin Intl., returning Tue, Nov 25, priced at $296 found 1 day ago

Wed, Dec 10 - Wed, Dec 17

MKE

General Mitchell Intl.

SJU

Luis Munoz Marin Intl.

$302 Roundtrip, found 1 day ago

$302

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Dec 10 from General Mitchell Intl. to Luis Munoz Marin Intl., returning Wed, Dec 17, priced at $302 found 1 day ago

Wed, Nov 19 - Tue, Nov 25

MKE

General Mitchell Intl.

SJU

Luis Munoz Marin Intl.

$305 Roundtrip, found 1 day ago

$305

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Nov 19 from General Mitchell Intl. to Luis Munoz Marin Intl., returning Tue, Nov 25, priced at $305 found 1 day ago

Wed, Nov 19 - Tue, Nov 25

MKE

General Mitchell Intl.

SJU

Luis Munoz Marin Intl.

$306 Roundtrip, found 1 day ago

$306

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Nov 19 from General Mitchell Intl. to Luis Munoz Marin Intl., returning Tue, Nov 25, priced at $306 found 1 day ago

Tue, Dec 9 - Thu, Dec 18

MKE

General Mitchell Intl.

SJU

Luis Munoz Marin Intl.

$315 Roundtrip, found 1 day ago

$315

Roundtrip

found 1 day ago

Select United flight, departing Tue, Dec 9 from General Mitchell Intl. to Luis Munoz Marin Intl., returning Thu, Dec 18, priced at $315 found 1 day ago

Wed, Nov 19 - Tue, Nov 25

MKE

General Mitchell Intl.

SJU

Luis Munoz Marin Intl.

$322 Roundtrip, found 1 day ago

$322

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Nov 19 from General Mitchell Intl. to Luis Munoz Marin Intl., returning Tue, Nov 25, priced at $322 found 1 day ago

Wed, Nov 19 - Tue, Nov 25

MKE

General Mitchell Intl.

SJU

Luis Munoz Marin Intl.

$323 Roundtrip, found 1 day ago

$323

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Nov 19 from General Mitchell Intl. to Luis Munoz Marin Intl., returning Tue, Nov 25, priced at $323 found 1 day ago

Wed, Nov 19 - Tue, Nov 25

MKE

General Mitchell Intl.

SJU

Luis Munoz Marin Intl.

$325 Roundtrip, found 1 day ago

$325

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Nov 19 from General Mitchell Intl. to Luis Munoz Marin Intl., returning Tue, Nov 25, priced at $325 found 1 day ago

Tue, Nov 18 - Mon, Nov 24

MKE

General Mitchell Intl.

SJU

Luis Munoz Marin Intl.

$326 Roundtrip, found 1 day ago

$326

Roundtrip

found 1 day ago

Select American Airlines flight, departing Tue, Nov 18 from General Mitchell Intl. to Luis Munoz Marin Intl., returning Mon, Nov 24, priced at $326 found 1 day ago

Fri, Jan 16 - Sat, Jan 24

MKE

General Mitchell Intl.

SJU

Luis Munoz Marin Intl.

$335 Roundtrip, found 7 hours ago

$335

Roundtrip

found 7 hours ago

Select Delta flight, departing Fri, Jan 16 from General Mitchell Intl. to Luis Munoz Marin Intl., returning Sat, Jan 24, priced at $335 found 7 hours ago

Wed, Nov 19 - Tue, Nov 25

MKE

General Mitchell Intl.

SJU

Luis Munoz Marin Intl.

$336 Roundtrip, found 1 day ago

$336

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Nov 19 from General Mitchell Intl. to Luis Munoz Marin Intl., returning Tue, Nov 25, priced at $336 found 1 day ago

Wed, Nov 19 - Tue, Nov 25

MKE

General Mitchell Intl.

SJU

Luis Munoz Marin Intl.

$341 Roundtrip, found 1 day ago

$341

Roundtrip

found 1 day ago

Select United flight, departing Wed, Nov 19 from General Mitchell Intl. to Luis Munoz Marin Intl., returning Tue, Nov 25, priced at $341 found 1 day ago

Wed, Dec 10 - Sun, Dec 21

MKE

General Mitchell Intl.

SJU

Luis Munoz Marin Intl.

$342 Roundtrip, found 1 day ago

$342

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Dec 10 from General Mitchell Intl. to Luis Munoz Marin Intl., returning Sun, Dec 21, priced at $342 found 1 day ago

Wed, Nov 19 - Tue, Nov 25

MKE

General Mitchell Intl.

SJU

Luis Munoz Marin Intl.

$344 Roundtrip, found 1 day ago

$344

Roundtrip

found 1 day ago

Select United flight, departing Wed, Nov 19 from General Mitchell Intl. to Luis Munoz Marin Intl., returning Tue, Nov 25, priced at $344 found 1 day ago

Wed, Nov 19 - Tue, Nov 25

MKE

General Mitchell Intl.

SJU

Luis Munoz Marin Intl.

$345 Roundtrip, found 1 day ago

$345

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Nov 19 from General Mitchell Intl. to Luis Munoz Marin Intl., returning Tue, Nov 25, priced at $345 found 1 day ago