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Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Sat, Jan 24 - Sat, Jan 31

EWR

Newark Liberty Intl. Airport

SJU

Luis Munoz Marin Intl.

$84 Roundtrip, found 17 hours ago

$84

Roundtrip

found 17 hours ago

Select Frontier Airlines flight, departing Sat, Jan 24 from Newark Liberty Intl. Airport to Luis Munoz Marin Intl., returning Sat, Jan 31, priced at $84 found 17 hours ago

Tue, Feb 24 - Tue, Mar 3

JFK

John F. Kennedy Intl.

SJU

Luis Munoz Marin Intl.

$84 Roundtrip, found 20 hours ago

$84

Roundtrip

found 20 hours ago

Select Frontier Airlines flight, departing Tue, Feb 24 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Tue, Mar 3, priced at $84 found 20 hours ago

Tue, Jan 6 - Sat, Jan 17

FLL

Fort Lauderdale - Hollywood Intl.

SJU

Luis Munoz Marin Intl.

$87 Roundtrip, found 21 hours ago

$87

Roundtrip

found 21 hours ago

Select Frontier Airlines flight, departing Tue, Jan 6 from Fort Lauderdale - Hollywood Intl. to Luis Munoz Marin Intl., returning Sat, Jan 17, priced at $87 found 21 hours ago

Mon, Mar 9 - Wed, Mar 11

MIA

Miami Intl.

SJU

Luis Munoz Marin Intl.

$97 Roundtrip, found 2 days ago

$97

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Mon, Mar 9 from Miami Intl. to Luis Munoz Marin Intl., returning Wed, Mar 11, priced at $97 found 2 days ago