Flights from Portland to Santa Rosa

Cheapest flights from Portland

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.

Thu, May 22 - Sat, May 24

PDX

Portland Intl.

SJO

Juan Santamaría Intl.

$499 Roundtrip, found 19 hours ago

$499

Roundtrip

found 19 hours ago

Select Spirit Airlines flight, departing Thu, May 22 from Portland Intl. to Juan Santamaría Intl., returning Sat, May 24, priced at $499 found 19 hours ago

Sun, May 25 - Thu, May 29

PDX

Portland Intl.

SJO

Juan Santamaría Intl.

$534 Roundtrip, found 19 hours ago

$534

Roundtrip

found 19 hours ago

Select American Airlines flight, departing Sun, May 25 from Portland Intl. to Juan Santamaría Intl., returning Thu, May 29, priced at $534 found 19 hours ago

Sun, May 25 - Wed, May 28

PDX

Portland Intl.

SJO

Juan Santamaría Intl.

$538 Roundtrip, found 19 hours ago

$538

Roundtrip

found 19 hours ago

Select American Airlines flight, departing Sun, May 25 from Portland Intl. to Juan Santamaría Intl., returning Wed, May 28, priced at $538 found 19 hours ago

Sun, May 25 - Tue, May 27

PDX

Portland Intl.

SJO

Juan Santamaría Intl.

$544 Roundtrip, found 19 hours ago

$544

Roundtrip

found 19 hours ago

Select United flight, departing Sun, May 25 from Portland Intl. to Juan Santamaría Intl., returning Tue, May 27, priced at $544 found 19 hours ago

Thu, May 22 - Sat, May 24

PDX

Portland Intl.

SJO

Juan Santamaría Intl.

$559 Roundtrip, found 19 hours ago

$559

Roundtrip

found 19 hours ago

Select Spirit Airlines flight, departing Thu, May 22 from Portland Intl. to Juan Santamaría Intl., returning Sat, May 24, priced at $559 found 19 hours ago

Sun, May 25 - Sat, May 31

PDX

Portland Intl.

SJO

Juan Santamaría Intl.

$560 Roundtrip, found 19 hours ago

$560

Roundtrip

found 19 hours ago

Select American Airlines flight, departing Sun, May 25 from Portland Intl. to Juan Santamaría Intl., returning Sat, May 31, priced at $560 found 19 hours ago

Sat, May 24 - Thu, May 29

PDX

Portland Intl.

SJO

Juan Santamaría Intl.

$562 Roundtrip, found 19 hours ago

$562

Roundtrip

found 19 hours ago

Select United flight, departing Sat, May 24 from Portland Intl. to Juan Santamaría Intl., returning Thu, May 29, priced at $562 found 19 hours ago

Thu, May 22 - Sat, May 24

PDX

Portland Intl.

SJO

Juan Santamaría Intl.

$564 Roundtrip, found 19 hours ago

$564

Roundtrip

found 19 hours ago

Select United flight, departing Thu, May 22 from Portland Intl. to Juan Santamaría Intl., returning Sat, May 24, priced at $564 found 19 hours ago

Mon, May 19 - Thu, May 22

PDX

Portland Intl.

SJO

Juan Santamaría Intl.

$567 Roundtrip, found 19 hours ago

$567

Roundtrip

found 19 hours ago

Select American Airlines flight, departing Mon, May 19 from Portland Intl. to Juan Santamaría Intl., returning Thu, May 22, priced at $567 found 19 hours ago

Mon, May 19 - Thu, May 29

PDX

Portland Intl.

SJO

Juan Santamaría Intl.

$568 Roundtrip, found 19 hours ago

$568

Roundtrip

found 19 hours ago

Select American Airlines flight, departing Mon, May 19 from Portland Intl. to Juan Santamaría Intl., returning Thu, May 29, priced at $568 found 19 hours ago

Mon, May 19 - Wed, May 21

PDX

Portland Intl.

SJO

Juan Santamaría Intl.

$571 Roundtrip, found 19 hours ago

$571

Roundtrip

found 19 hours ago

Select American Airlines flight, departing Mon, May 19 from Portland Intl. to Juan Santamaría Intl., returning Wed, May 21, priced at $571 found 19 hours ago

Mon, May 19 - Wed, May 28

PDX

Portland Intl.

SJO

Juan Santamaría Intl.

$573 Roundtrip, found 19 hours ago

$573

Roundtrip

found 19 hours ago

Select American Airlines flight, departing Mon, May 19 from Portland Intl. to Juan Santamaría Intl., returning Wed, May 28, priced at $573 found 19 hours ago

Thu, May 22 - Sat, May 24

PDX

Portland Intl.

SJO

Juan Santamaría Intl.

$573 Roundtrip, found 19 hours ago

$573

Roundtrip

found 19 hours ago

Select United flight, departing Thu, May 22 from Portland Intl. to Juan Santamaría Intl., returning Sat, May 24, priced at $573 found 19 hours ago

Thu, May 22 - Sat, May 24

PDX

Portland Intl.

SJO

Juan Santamaría Intl.

$574 Roundtrip, found 19 hours ago

$574

Roundtrip

found 19 hours ago

Select United flight, departing Thu, May 22 from Portland Intl. to Juan Santamaría Intl., returning Sat, May 24, priced at $574 found 19 hours ago

Fri, May 23 - Sun, May 25

PDX

Portland Intl.

SJO

Juan Santamaría Intl.

$579 Roundtrip, found 19 hours ago

$579

Roundtrip

found 19 hours ago

Select United flight, departing Fri, May 23 from Portland Intl. to Juan Santamaría Intl., returning Sun, May 25, priced at $579 found 19 hours ago

Tue, May 20 - Thu, May 29

PDX

Portland Intl.

SJO

Juan Santamaría Intl.

$672 Roundtrip, found 19 hours ago

$672

Roundtrip

found 19 hours ago

Select Alaska Airlines flight, departing Tue, May 20 from Portland Intl. to Juan Santamaría Intl., returning Thu, May 29, priced at $672 found 19 hours ago

Thu, May 22 - Sat, May 24

PDX

Portland Intl.

SJO

Juan Santamaría Intl.

$1,098 Roundtrip, found 19 hours ago

$1,098

Roundtrip

found 19 hours ago

Select avianca flight, departing Thu, May 22 from Portland Intl. to Juan Santamaría Intl., returning Sat, May 24, priced at $1,098 found 19 hours ago

Thu, May 22 - Sat, May 24

PDX

Portland Intl.

SJO

Juan Santamaría Intl.

$1,639 Roundtrip, found 19 hours ago

$1,639

Roundtrip

found 19 hours ago

Select Delta flight, departing Thu, May 22 from Portland Intl. to Juan Santamaría Intl., returning Sat, May 24, priced at $1,639 found 19 hours ago

Thu, May 22 - Sat, May 24

PDX

Portland Intl.

SJO

Juan Santamaría Intl.

$1,671 Roundtrip, found 19 hours ago

$1,671

Roundtrip

found 19 hours ago

Select Air Canada flight, departing Thu, May 22 from Portland Intl. to Juan Santamaría Intl., returning Sat, May 24, priced at $1,671 found 19 hours ago

Thu, May 22 - Sat, May 24

PDX

Portland Intl.

SJO

Juan Santamaría Intl.

$1,835 Roundtrip, found 19 hours ago

$1,835

Roundtrip

found 19 hours ago

Select JetBlue Airways flight, departing Thu, May 22 from Portland Intl. to Juan Santamaría Intl., returning Sat, May 24, priced at $1,835 found 19 hours ago