Flights from Seattle to Tres Rios

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.

Sat, Sep 13 - Mon, Sep 22

SEA

Seattle - Tacoma Intl.

SJO

Juan Santamaría Intl.

$358 Roundtrip, found 15 hours ago

$358

Roundtrip

found 15 hours ago

Select Alaska Airlines flight, departing Sat, Sep 13 from Seattle - Tacoma Intl. to Juan Santamaría Intl., returning Mon, Sep 22, priced at $358 found 15 hours ago

Tue, Sep 16 - Tue, Sep 23

SEA

Seattle - Tacoma Intl.

SJO

Juan Santamaría Intl.

$406 Roundtrip, found 15 hours ago

$406

Roundtrip

found 15 hours ago

Select United flight, departing Tue, Sep 16 from Seattle - Tacoma Intl. to Juan Santamaría Intl., returning Tue, Sep 23, priced at $406 found 15 hours ago

Tue, Sep 16 - Tue, Sep 23

SEA

Seattle - Tacoma Intl.

SJO

Juan Santamaría Intl.

$406 Roundtrip, found 15 hours ago

$406

Roundtrip

found 15 hours ago

Select American Airlines flight, departing Tue, Sep 16 from Seattle - Tacoma Intl. to Juan Santamaría Intl., returning Tue, Sep 23, priced at $406 found 15 hours ago

Tue, Sep 16 - Tue, Sep 23

SEA

Seattle - Tacoma Intl.

SJO

Juan Santamaría Intl.

$410 Roundtrip, found 15 hours ago

$410

Roundtrip

found 15 hours ago

Select United flight, departing Tue, Sep 16 from Seattle - Tacoma Intl. to Juan Santamaría Intl., returning Tue, Sep 23, priced at $410 found 15 hours ago

Tue, Sep 16 - Tue, Sep 23

SEA

Seattle - Tacoma Intl.

SJO

Juan Santamaría Intl.

$413 Roundtrip, found 15 hours ago

$413

Roundtrip

found 15 hours ago

Select United flight, departing Tue, Sep 16 from Seattle - Tacoma Intl. to Juan Santamaría Intl., returning Tue, Sep 23, priced at $413 found 15 hours ago

Wed, Sep 17 - Wed, Sep 24

SEA

Seattle - Tacoma Intl.

SJO

Juan Santamaría Intl.

$416 Roundtrip, found 15 hours ago

$416

Roundtrip

found 15 hours ago

Select Delta flight, departing Wed, Sep 17 from Seattle - Tacoma Intl. to Juan Santamaría Intl., returning Wed, Sep 24, priced at $416 found 15 hours ago

Tue, Sep 16 - Tue, Sep 23

SEA

Seattle - Tacoma Intl.

SJO

Juan Santamaría Intl.

$418 Roundtrip, found 15 hours ago

$418

Roundtrip

found 15 hours ago

Select Delta flight, departing Tue, Sep 16 from Seattle - Tacoma Intl. to Juan Santamaría Intl., returning Tue, Sep 23, priced at $418 found 15 hours ago

Sat, Sep 13 - Thu, Sep 25

SEA

Seattle - Tacoma Intl.

SJO

Juan Santamaría Intl.

$419 Roundtrip, found 15 hours ago

$419

Roundtrip

found 15 hours ago

Select Alaska Airlines flight, departing Sat, Sep 13 from Seattle - Tacoma Intl. to Juan Santamaría Intl., returning Thu, Sep 25, priced at $419 found 15 hours ago

Mon, Sep 15 - Mon, Sep 22

SEA

Seattle - Tacoma Intl.

SJO

Juan Santamaría Intl.

$420 Roundtrip, found 15 hours ago

$420

Roundtrip

found 15 hours ago

Select United flight, departing Mon, Sep 15 from Seattle - Tacoma Intl. to Juan Santamaría Intl., returning Mon, Sep 22, priced at $420 found 15 hours ago

Mon, Sep 15 - Mon, Sep 22

SEA

Seattle - Tacoma Intl.

SJO

Juan Santamaría Intl.

$423 Roundtrip, found 15 hours ago

$423

Roundtrip

found 15 hours ago

Select United flight, departing Mon, Sep 15 from Seattle - Tacoma Intl. to Juan Santamaría Intl., returning Mon, Sep 22, priced at $423 found 15 hours ago

Sat, Sep 13 - Sat, Sep 20

SEA

Seattle - Tacoma Intl.

SJO

Juan Santamaría Intl.

$427 Roundtrip, found 15 hours ago

$427

Roundtrip

found 15 hours ago

Select Alaska Airlines flight, departing Sat, Sep 13 from Seattle - Tacoma Intl. to Juan Santamaría Intl., returning Sat, Sep 20, priced at $427 found 15 hours ago

Mon, Sep 15 - Mon, Sep 22

SEA

Seattle - Tacoma Intl.

SJO

Juan Santamaría Intl.

$429 Roundtrip, found 15 hours ago

$429

Roundtrip

found 15 hours ago

Select United flight, departing Mon, Sep 15 from Seattle - Tacoma Intl. to Juan Santamaría Intl., returning Mon, Sep 22, priced at $429 found 15 hours ago

Mon, Sep 15 - Mon, Sep 22

SEA

Seattle - Tacoma Intl.

SJO

Juan Santamaría Intl.

$430 Roundtrip, found 15 hours ago

$430

Roundtrip

found 15 hours ago

Select United flight, departing Mon, Sep 15 from Seattle - Tacoma Intl. to Juan Santamaría Intl., returning Mon, Sep 22, priced at $430 found 15 hours ago

Mon, Sep 15 - Mon, Sep 22

SEA

Seattle - Tacoma Intl.

SJO

Juan Santamaría Intl.

$433 Roundtrip, found 15 hours ago

$433

Roundtrip

found 15 hours ago

Select United flight, departing Mon, Sep 15 from Seattle - Tacoma Intl. to Juan Santamaría Intl., returning Mon, Sep 22, priced at $433 found 15 hours ago

Tue, Sep 16 - Tue, Sep 23

SEA

Seattle - Tacoma Intl.

SJO

Juan Santamaría Intl.

$482 Roundtrip, found 15 hours ago

$482

Roundtrip

found 15 hours ago

Select JetBlue Airways flight, departing Tue, Sep 16 from Seattle - Tacoma Intl. to Juan Santamaría Intl., returning Tue, Sep 23, priced at $482 found 15 hours ago

Tue, Nov 18 - Thu, Dec 4

SEA

Seattle - Tacoma Intl.

SJO

Juan Santamaría Intl.

$499 Roundtrip, found 2 days ago

$499

Roundtrip

found 2 days ago

Select avianca flight, departing Tue, Nov 18 from Seattle - Tacoma Intl. to Juan Santamaría Intl., returning Thu, Dec 4, priced at $499 found 2 days ago

Mon, Sep 15 - Mon, Sep 22

PAE

Seattle Paine Field Intl. Airport

SJO

Juan Santamaría Intl.

$751 Roundtrip, found 15 hours ago

$751

Roundtrip

found 15 hours ago

Select Alaska Airlines flight, departing Mon, Sep 15 from Seattle Paine Field Intl. Airport to Juan Santamaría Intl., returning Mon, Sep 22, priced at $751 found 15 hours ago

Tue, Sep 16 - Tue, Sep 23

SEA

Seattle - Tacoma Intl.

SJO

Juan Santamaría Intl.

$767 Roundtrip, found 15 hours ago

$767

Roundtrip

found 15 hours ago

Select Copa flight, departing Tue, Sep 16 from Seattle - Tacoma Intl. to Juan Santamaría Intl., returning Tue, Sep 23, priced at $767 found 15 hours ago

Mon, Sep 15 - Mon, Sep 22

SEA

Seattle - Tacoma Intl.

SJO

Juan Santamaría Intl.

$813 Roundtrip, found 15 hours ago

$813

Roundtrip

found 15 hours ago

Select Aeromexico flight, departing Mon, Sep 15 from Seattle - Tacoma Intl. to Juan Santamaría Intl., returning Mon, Sep 22, priced at $813 found 15 hours ago

Thu, Nov 20 - Thu, Dec 4

SEA

Seattle - Tacoma Intl.

SJO

Juan Santamaría Intl.

$927 Roundtrip, found 2 days ago

$927

Roundtrip

found 2 days ago

Select Air Canada flight, departing Thu, Nov 20 from Seattle - Tacoma Intl. to Juan Santamaría Intl., returning Thu, Dec 4, priced at $927 found 2 days ago