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 hour ago

$200

Roundtrip

found 1 hour 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 hour ago

Sun, May 25 - Thu, May 29

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$212 Roundtrip, found 1 hour ago

$212

Roundtrip

found 1 hour 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 hour ago

Sun, May 25 - Fri, May 30

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$212 Roundtrip, found 1 hour ago

$212

Roundtrip

found 1 hour 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 hour ago

Sat, May 24 - Tue, Jun 3

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$222 Roundtrip, found 1 hour ago

$222

Roundtrip

found 1 hour 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 hour ago

Sat, May 24 - Thu, May 29

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$234 Roundtrip, found 1 hour ago

$234

Roundtrip

found 1 hour 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 hour ago

Fri, May 23 - Tue, Jun 3

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$242 Roundtrip, found 1 hour ago

$242

Roundtrip

found 1 hour 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 hour ago

Thu, May 22 - Thu, May 29

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$247 Roundtrip, found 1 hour ago

$247

Roundtrip

found 1 hour 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 hour ago

Thu, May 22 - Fri, May 30

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$247 Roundtrip, found 1 hour ago

$247

Roundtrip

found 1 hour 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 hour ago

Fri, May 23 - Thu, May 29

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$254 Roundtrip, found 1 hour ago

$254

Roundtrip

found 1 hour 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 hour ago

Wed, May 21 - Tue, Jun 3

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$260 Roundtrip, found 1 hour ago

$260

Roundtrip

found 1 hour 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 hour ago

Sat, May 24 - Wed, Jun 4

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$265 Roundtrip, found 1 hour ago

$265

Roundtrip

found 1 hour 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 hour ago

Sat, May 24 - Sun, Jun 1

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 Sat, May 24 from O'Hare Intl. to Luis Munoz Marin Intl., returning Sun, Jun 1, 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 hour ago

$272

Roundtrip

found 1 hour 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 hour ago

Thu, May 22 - Wed, Jun 4

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$278 Roundtrip, found 1 hour ago

$278

Roundtrip

found 1 hour ago

Select Spirit Airlines flight, departing Thu, May 22 from O'Hare Intl. to Luis Munoz Marin Intl., returning Wed, Jun 4, priced at $278 found 1 hour ago

Thu, May 22 - Sun, Jun 1

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$282 Roundtrip, found 1 hour ago

$282

Roundtrip

found 1 hour ago

Select Spirit Airlines flight, departing Thu, May 22 from O'Hare Intl. to Luis Munoz Marin Intl., returning Sun, Jun 1, priced at $282 found 1 hour ago

Fri, May 23 - Wed, Jun 4

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$285 Roundtrip, found 1 hour ago

$285

Roundtrip

found 1 hour ago

Select Spirit Airlines flight, departing Fri, May 23 from O'Hare Intl. to Luis Munoz Marin Intl., returning Wed, Jun 4, priced at $285 found 1 hour ago

Fri, May 23 - Sun, Jun 1

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$290 Roundtrip, found 1 hour ago

$290

Roundtrip

found 1 hour ago

Select Spirit Airlines flight, departing Fri, May 23 from O'Hare Intl. to Luis Munoz Marin Intl., returning Sun, Jun 1, priced at $290 found 1 hour ago

Sun, Mar 15 - Mon, Mar 23

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$472 Roundtrip, found 11 hours ago

$472

Roundtrip

found 11 hours ago

Select American Airlines flight, departing Sun, Mar 15 from O'Hare Intl. to Luis Munoz Marin Intl., returning Mon, Mar 23, priced at $472 found 11 hours ago

Wed, Jan 14 - Mon, Jan 19

ORD

O'Hare Intl.

SJU

Luis Munoz Marin Intl.

$501 Roundtrip, found 2 days ago

$501

Roundtrip

found 2 days ago

Select United flight, departing Wed, Jan 14 from O'Hare Intl. to Luis Munoz Marin Intl., returning Mon, Jan 19, priced at $501 found 2 days ago

Sun, Mar 15 - Mon, Mar 23

MDW

Midway Intl.

SJU

Luis Munoz Marin Intl.

$1,296 Roundtrip, found 2 days ago

$1,296

Roundtrip

found 2 days ago

Select Delta flight, departing Sun, Mar 15 from Midway Intl. to Luis Munoz Marin Intl., returning Mon, Mar 23, priced at $1,296 found 2 days ago