Flights from Seattle to Penuelas

Cheapest flights from Seattle

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, Jun 24 - Tue, Jul 1

SEA

Seattle - Tacoma Intl.

SJU

Luis Munoz Marin Intl.

$491 Roundtrip, found 22 hours ago

$491

Roundtrip

found 22 hours ago

Select Spirit Airlines flight, departing Tue, Jun 24 from Seattle - Tacoma Intl. to Luis Munoz Marin Intl., returning Tue, Jul 1, priced at $491 found 22 hours ago

Tue, Jun 24 - Tue, Jul 1

SEA

Seattle - Tacoma Intl.

SJU

Luis Munoz Marin Intl.

$518 Roundtrip, found 22 hours ago

$518

Roundtrip

found 22 hours ago

Select Spirit Airlines flight, departing Tue, Jun 24 from Seattle - Tacoma Intl. to Luis Munoz Marin Intl., returning Tue, Jul 1, priced at $518 found 22 hours ago

Tue, Jun 24 - Tue, Jul 1

SEA

Seattle - Tacoma Intl.

SJU

Luis Munoz Marin Intl.

$535 Roundtrip, found 22 hours ago

$535

Roundtrip

found 22 hours ago

Select Spirit Airlines flight, departing Tue, Jun 24 from Seattle - Tacoma Intl. to Luis Munoz Marin Intl., returning Tue, Jul 1, priced at $535 found 22 hours ago

Tue, Jun 24 - Tue, Jul 1

SEA

Seattle - Tacoma Intl.

SJU

Luis Munoz Marin Intl.

$541 Roundtrip, found 22 hours ago

$541

Roundtrip

found 22 hours ago

Select United flight, departing Tue, Jun 24 from Seattle - Tacoma Intl. to Luis Munoz Marin Intl., returning Tue, Jul 1, priced at $541 found 22 hours ago

Tue, Jun 24 - Tue, Jul 1

SEA

Seattle - Tacoma Intl.

SJU

Luis Munoz Marin Intl.

$550 Roundtrip, found 22 hours ago

$550

Roundtrip

found 22 hours ago

Select Spirit Airlines flight, departing Tue, Jun 24 from Seattle - Tacoma Intl. to Luis Munoz Marin Intl., returning Tue, Jul 1, priced at $550 found 22 hours ago

Thu, Jun 26 - Fri, Jul 4

SEA

Seattle - Tacoma Intl.

SJU

Luis Munoz Marin Intl.

$561 Roundtrip, found 22 hours ago

$561

Roundtrip

found 22 hours ago

Select JetBlue Airways flight, departing Thu, Jun 26 from Seattle - Tacoma Intl. to Luis Munoz Marin Intl., returning Fri, Jul 4, priced at $561 found 22 hours ago

Tue, Jun 24 - Tue, Jul 1

SEA

Seattle - Tacoma Intl.

SJU

Luis Munoz Marin Intl.

$567 Roundtrip, found 22 hours ago

$567

Roundtrip

found 22 hours ago

Select American Airlines flight, departing Tue, Jun 24 from Seattle - Tacoma Intl. to Luis Munoz Marin Intl., returning Tue, Jul 1, priced at $567 found 22 hours ago

Fri, Apr 10 - Fri, Apr 17

SEA

Seattle - Tacoma Intl.

SJU

Luis Munoz Marin Intl.

$572 Roundtrip, found 4 days ago

$572

Roundtrip

found 4 days ago

Select American Airlines flight, departing Fri, Apr 10 from Seattle - Tacoma Intl. to Luis Munoz Marin Intl., returning Fri, Apr 17, priced at $572 found 4 days ago

Thu, Jun 26 - Thu, Jul 3

SEA

Seattle - Tacoma Intl.

SJU

Luis Munoz Marin Intl.

$584 Roundtrip, found 22 hours ago

$584

Roundtrip

found 22 hours ago

Select JetBlue Airways flight, departing Thu, Jun 26 from Seattle - Tacoma Intl. to Luis Munoz Marin Intl., returning Thu, Jul 3, priced at $584 found 22 hours ago

Tue, Jun 24 - Tue, Jul 1

SEA

Seattle - Tacoma Intl.

SJU

Luis Munoz Marin Intl.

$586 Roundtrip, found 22 hours ago

$586

Roundtrip

found 22 hours ago

Select United flight, departing Tue, Jun 24 from Seattle - Tacoma Intl. to Luis Munoz Marin Intl., returning Tue, Jul 1, priced at $586 found 22 hours ago

Sun, Jun 22 - Fri, Jul 4

SEA

Seattle - Tacoma Intl.

SJU

Luis Munoz Marin Intl.

$593 Roundtrip, found 22 hours ago

$593

Roundtrip

found 22 hours ago

Select United flight, departing Sun, Jun 22 from Seattle - Tacoma Intl. to Luis Munoz Marin Intl., returning Fri, Jul 4, priced at $593 found 22 hours ago

Tue, Jun 24 - Tue, Jul 1

SEA

Seattle - Tacoma Intl.

SJU

Luis Munoz Marin Intl.

$599 Roundtrip, found 22 hours ago

$599

Roundtrip

found 22 hours ago

Select United flight, departing Tue, Jun 24 from Seattle - Tacoma Intl. to Luis Munoz Marin Intl., returning Tue, Jul 1, priced at $599 found 22 hours ago

Sun, Jun 22 - Sat, Jun 28

SEA

Seattle - Tacoma Intl.

SJU

Luis Munoz Marin Intl.

$601 Roundtrip, found 22 hours ago

$601

Roundtrip

found 22 hours ago

Select United flight, departing Sun, Jun 22 from Seattle - Tacoma Intl. to Luis Munoz Marin Intl., returning Sat, Jun 28, priced at $601 found 22 hours ago

Fri, Apr 10 - Fri, Apr 17

SEA

Seattle - Tacoma Intl.

SJU

Luis Munoz Marin Intl.

$606 Roundtrip, found 4 days ago

$606

Roundtrip

found 4 days ago

Select American Airlines flight, departing Fri, Apr 10 from Seattle - Tacoma Intl. to Luis Munoz Marin Intl., returning Fri, Apr 17, priced at $606 found 4 days ago

Tue, Jun 24 - Tue, Jul 1

SEA

Seattle - Tacoma Intl.

SJU

Luis Munoz Marin Intl.

$612 Roundtrip, found 22 hours ago

$612

Roundtrip

found 22 hours ago

Select American Airlines flight, departing Tue, Jun 24 from Seattle - Tacoma Intl. to Luis Munoz Marin Intl., returning Tue, Jul 1, priced at $612 found 22 hours ago

Tue, Jun 24 - Tue, Jul 1

SEA

Seattle - Tacoma Intl.

SJU

Luis Munoz Marin Intl.

$615 Roundtrip, found 22 hours ago

$615

Roundtrip

found 22 hours ago

Select United flight, departing Tue, Jun 24 from Seattle - Tacoma Intl. to Luis Munoz Marin Intl., returning Tue, Jul 1, priced at $615 found 22 hours ago

Wed, Jun 25 - Fri, Jul 4

SEA

Seattle - Tacoma Intl.

SJU

Luis Munoz Marin Intl.

$615 Roundtrip, found 22 hours ago

$615

Roundtrip

found 22 hours ago

Select JetBlue Airways flight, departing Wed, Jun 25 from Seattle - Tacoma Intl. to Luis Munoz Marin Intl., returning Fri, Jul 4, priced at $615 found 22 hours ago

Tue, Jun 24 - Fri, Jul 4

SEA

Seattle - Tacoma Intl.

SJU

Luis Munoz Marin Intl.

$620 Roundtrip, found 22 hours ago

$620

Roundtrip

found 22 hours ago

Select JetBlue Airways flight, departing Tue, Jun 24 from Seattle - Tacoma Intl. to Luis Munoz Marin Intl., returning Fri, Jul 4, priced at $620 found 22 hours ago

Fri, Apr 10 - Fri, Apr 17

SEA

Seattle - Tacoma Intl.

SJU

Luis Munoz Marin Intl.

$785 Roundtrip, found 4 days ago

$785

Roundtrip

found 4 days ago

Select Delta flight, departing Fri, Apr 10 from Seattle - Tacoma Intl. to Luis Munoz Marin Intl., returning Fri, Apr 17, priced at $785 found 4 days ago

Tue, Jun 24 - Tue, Jul 1

SEA

Seattle - Tacoma Intl.

SJU

Luis Munoz Marin Intl.

$831 Roundtrip, found 22 hours ago

$831

Roundtrip

found 22 hours ago

Select Alaska Airlines flight, departing Tue, Jun 24 from Seattle - Tacoma Intl. to Luis Munoz Marin Intl., returning Tue, Jul 1, priced at $831 found 22 hours ago