Flights from Chicago to Isabela

Cheapest flights from Chicago

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.

Sun, May 25 - Tue, Jun 3

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$200 Roundtrip, found 1 day ago

$200

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Sun, May 25 from O'Hare Intl. to Luis Munoz Marin Intl., returning Tue, Jun 3, priced at $200 found 1 day ago

Sun, May 25 - Thu, May 29

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$212 Roundtrip, found 1 day ago

$212

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Sun, May 25 from O'Hare Intl. to Luis Munoz Marin Intl., returning Thu, May 29, priced at $212 found 1 day ago

Sun, May 25 - Fri, May 30

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$212 Roundtrip, found 1 day ago

$212

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Sun, May 25 from O'Hare Intl. to Luis Munoz Marin Intl., returning Fri, May 30, priced at $212 found 1 day ago

Sat, May 24 - Tue, Jun 3

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$222 Roundtrip, found 1 day ago

$222

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Sat, May 24 from O'Hare Intl. to Luis Munoz Marin Intl., returning Tue, Jun 3, priced at $222 found 1 day ago

Sat, May 24 - Thu, May 29

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$234 Roundtrip, found 1 day ago

$234

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Sat, May 24 from O'Hare Intl. to Luis Munoz Marin Intl., returning Thu, May 29, priced at $234 found 1 day ago

Fri, May 23 - Tue, Jun 3

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$242 Roundtrip, found 1 day ago

$242

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Fri, May 23 from O'Hare Intl. to Luis Munoz Marin Intl., returning Tue, Jun 3, priced at $242 found 1 day ago

Thu, May 22 - Thu, May 29

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$247 Roundtrip, found 1 day ago

$247

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Thu, May 22 from O'Hare Intl. to Luis Munoz Marin Intl., returning Thu, May 29, priced at $247 found 1 day ago

Thu, May 22 - Fri, May 30

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$247 Roundtrip, found 1 day ago

$247

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Thu, May 22 from O'Hare Intl. to Luis Munoz Marin Intl., returning Fri, May 30, priced at $247 found 1 day ago

Fri, May 23 - Thu, May 29

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$254 Roundtrip, found 1 day ago

$254

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Fri, May 23 from O'Hare Intl. to Luis Munoz Marin Intl., returning Thu, May 29, priced at $254 found 1 day ago

Wed, May 21 - Tue, Jun 3

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$260 Roundtrip, found 1 day ago

$260

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Wed, May 21 from O'Hare Intl. to Luis Munoz Marin Intl., returning Tue, Jun 3, priced at $260 found 1 day ago

Sat, Jun 21 - Wed, Jun 25

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$262 Roundtrip, found 9 hours ago

$262

Roundtrip

found 9 hours ago

Select Spirit Airlines flight, departing Sat, Jun 21 from O'Hare Intl. to Luis Munoz Marin Intl., returning Wed, Jun 25, priced at $262 found 9 hours ago

Sat, May 24 - Wed, Jun 4

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$265 Roundtrip, found 1 day ago

$265

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Sat, May 24 from O'Hare Intl. to Luis Munoz Marin Intl., returning Wed, Jun 4, priced at $265 found 1 day ago

Wed, Oct 8 - Sat, Oct 18

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$270 Roundtrip, found 1 hour ago

$270

Roundtrip

found 1 hour ago

Select Spirit Airlines flight, departing Wed, Oct 8 from O'Hare Intl. to Luis Munoz Marin Intl., returning Sat, Oct 18, priced at $270 found 1 hour ago

Wed, May 21 - Thu, May 29

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$272 Roundtrip, found 1 day ago

$272

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Wed, May 21 from O'Hare Intl. to Luis Munoz Marin Intl., returning Thu, May 29, priced at $272 found 1 day ago

Sat, Nov 8 - Fri, Nov 14

MDW

Midway Intl.

SJU

Luis Munoz Marin Intl.

$308 Roundtrip, found 9 hours ago

$308

Roundtrip

found 9 hours ago

Select Frontier Airlines flight, departing Sat, Nov 8 from Midway Intl. to Luis Munoz Marin Intl., returning Fri, Nov 14, priced at $308 found 9 hours ago

Thu, Oct 9 - Mon, Oct 20

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$308 Roundtrip, found 1 hour ago

$308

Roundtrip

found 1 hour ago

Select Frontier Airlines flight, departing Thu, Oct 9 from O'Hare Intl. to Luis Munoz Marin Intl., returning Mon, Oct 20, priced at $308 found 1 hour ago

Tue, Oct 7 - Tue, Oct 14

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$338 Roundtrip, found 1 hour ago

$338

Roundtrip

found 1 hour ago

Select JetBlue Airways flight, departing Tue, Oct 7 from O'Hare Intl. to Luis Munoz Marin Intl., returning Tue, Oct 14, priced at $338 found 1 hour ago

Fri, Nov 7 - Fri, Nov 14

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$382 Roundtrip, found 9 hours ago

$382

Roundtrip

found 9 hours ago

Select United flight, departing Fri, Nov 7 from O'Hare Intl. to Luis Munoz Marin Intl., returning Fri, Nov 14, priced at $382 found 9 hours ago

Fri, Oct 10 - Fri, Oct 17

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$382 Roundtrip, found 1 hour ago

$382

Roundtrip

found 1 hour ago

Select American Airlines flight, departing Fri, Oct 10 from O'Hare Intl. to Luis Munoz Marin Intl., returning Fri, Oct 17, priced at $382 found 1 hour ago

Tue, Oct 14 - Wed, Oct 15

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$391 Roundtrip, found 1 hour ago

$391

Roundtrip

found 1 hour ago

Select Delta flight, departing Tue, Oct 14 from O'Hare Intl. to Luis Munoz Marin Intl., returning Wed, Oct 15, priced at $391 found 1 hour ago