Flights from Newark to Santa Ana

Cheapest flights from Newark

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 6 - Wed, Sep 10

EWR

Newark Liberty Intl. Airport

SJO

Juan Santamaría Intl.

$277 Roundtrip, found 17 hours ago

$277

Roundtrip

found 17 hours ago

Select United flight, departing Sat, Sep 6 from Newark Liberty Intl. Airport to Juan Santamaría Intl., returning Wed, Sep 10, priced at $277 found 17 hours ago

Wed, Sep 3 - Tue, Sep 9

EWR

Newark Liberty Intl. Airport

SJO

Juan Santamaría Intl.

$278 Roundtrip, found 17 hours ago

$278

Roundtrip

found 17 hours ago

Select Delta flight, departing Wed, Sep 3 from Newark Liberty Intl. Airport to Juan Santamaría Intl., returning Tue, Sep 9, priced at $278 found 17 hours ago

Thu, May 29 - Thu, Jun 19

JFK

John F. Kennedy Intl.

SJO

Juan Santamaría Intl.

$278 Roundtrip, found 6 days ago

$278

Roundtrip

found 6 days ago

Select Copa flight, departing Thu, May 29 from John F. Kennedy Intl. to Juan Santamaría Intl., returning Thu, Jun 19, priced at $278 found 6 days ago

Sat, Sep 6 - Wed, Sep 10

EWR

Newark Liberty Intl. Airport

SJO

Juan Santamaría Intl.

$279 Roundtrip, found 17 hours ago

$279

Roundtrip

found 17 hours ago

Select United flight, departing Sat, Sep 6 from Newark Liberty Intl. Airport to Juan Santamaría Intl., returning Wed, Sep 10, priced at $279 found 17 hours ago

Sat, Sep 6 - Wed, Sep 10

EWR

Newark Liberty Intl. Airport

SJO

Juan Santamaría Intl.

$282 Roundtrip, found 17 hours ago

$282

Roundtrip

found 17 hours ago

Select American Airlines flight, departing Sat, Sep 6 from Newark Liberty Intl. Airport to Juan Santamaría Intl., returning Wed, Sep 10, priced at $282 found 17 hours ago

Sat, Sep 6 - Wed, Sep 10

EWR

Newark Liberty Intl. Airport

SJO

Juan Santamaría Intl.

$283 Roundtrip, found 17 hours ago

$283

Roundtrip

found 17 hours ago

Select American Airlines flight, departing Sat, Sep 6 from Newark Liberty Intl. Airport to Juan Santamaría Intl., returning Wed, Sep 10, priced at $283 found 17 hours ago

Sat, Sep 6 - Wed, Sep 10

EWR

Newark Liberty Intl. Airport

SJO

Juan Santamaría Intl.

$285 Roundtrip, found 17 hours ago

$285

Roundtrip

found 17 hours ago

Select United flight, departing Sat, Sep 6 from Newark Liberty Intl. Airport to Juan Santamaría Intl., returning Wed, Sep 10, priced at $285 found 17 hours ago

Sat, Sep 6 - Wed, Sep 10

EWR

Newark Liberty Intl. Airport

SJO

Juan Santamaría Intl.

$289 Roundtrip, found 17 hours ago

$289

Roundtrip

found 17 hours ago

Select American Airlines flight, departing Sat, Sep 6 from Newark Liberty Intl. Airport to Juan Santamaría Intl., returning Wed, Sep 10, priced at $289 found 17 hours ago

Sat, Sep 6 - Wed, Sep 10

EWR

Newark Liberty Intl. Airport

SJO

Juan Santamaría Intl.

$290 Roundtrip, found 17 hours ago

$290

Roundtrip

found 17 hours ago

Select United flight, departing Sat, Sep 6 from Newark Liberty Intl. Airport to Juan Santamaría Intl., returning Wed, Sep 10, priced at $290 found 17 hours ago

Sat, Sep 6 - Wed, Sep 10

EWR

Newark Liberty Intl. Airport

SJO

Juan Santamaría Intl.

$292 Roundtrip, found 17 hours ago

$292

Roundtrip

found 17 hours ago

Select Spirit Airlines flight, departing Sat, Sep 6 from Newark Liberty Intl. Airport to Juan Santamaría Intl., returning Wed, Sep 10, priced at $292 found 17 hours ago

Thu, May 29 - Thu, Jun 19

JFK

John F. Kennedy Intl.

SJO

Juan Santamaría Intl.

$293 Roundtrip, found 6 days ago

$293

Roundtrip

found 6 days ago

Select Copa flight, departing Thu, May 29 from John F. Kennedy Intl. to Juan Santamaría Intl., returning Thu, Jun 19, priced at $293 found 6 days ago

Sat, Sep 6 - Wed, Sep 10

EWR

Newark Liberty Intl. Airport

SJO

Juan Santamaría Intl.

$295 Roundtrip, found 17 hours ago

$295

Roundtrip

found 17 hours ago

Select American Airlines flight, departing Sat, Sep 6 from Newark Liberty Intl. Airport to Juan Santamaría Intl., returning Wed, Sep 10, priced at $295 found 17 hours ago

Sat, Sep 6 - Wed, Sep 10

EWR

Newark Liberty Intl. Airport

SJO

Juan Santamaría Intl.

$296 Roundtrip, found 17 hours ago

$296

Roundtrip

found 17 hours ago

Select American Airlines flight, departing Sat, Sep 6 from Newark Liberty Intl. Airport to Juan Santamaría Intl., returning Wed, Sep 10, priced at $296 found 17 hours ago

Thu, May 29 - Thu, Jun 19

JFK

John F. Kennedy Intl.

SJO

Juan Santamaría Intl.

$298 Roundtrip, found 6 days ago

$298

Roundtrip

found 6 days ago

Select Copa flight, departing Thu, May 29 from John F. Kennedy Intl. to Juan Santamaría Intl., returning Thu, Jun 19, priced at $298 found 6 days ago

Sat, Sep 6 - Wed, Sep 10

EWR

Newark Liberty Intl. Airport

SJO

Juan Santamaría Intl.

$299 Roundtrip, found 17 hours ago

$299

Roundtrip

found 17 hours ago

Select United flight, departing Sat, Sep 6 from Newark Liberty Intl. Airport to Juan Santamaría Intl., returning Wed, Sep 10, priced at $299 found 17 hours ago

Sat, Sep 6 - Wed, Sep 10

EWR

Newark Liberty Intl. Airport

SJO

Juan Santamaría Intl.

$299 Roundtrip, found 17 hours ago

$299

Roundtrip

found 17 hours ago

Select Spirit Airlines flight, departing Sat, Sep 6 from Newark Liberty Intl. Airport to Juan Santamaría Intl., returning Wed, Sep 10, priced at $299 found 17 hours ago

Thu, May 29 - Thu, Jun 19

JFK

John F. Kennedy Intl.

SJO

Juan Santamaría Intl.

$325 Roundtrip, found 6 days ago

$325

Roundtrip

found 6 days ago

Select avianca flight, departing Thu, May 29 from John F. Kennedy Intl. to Juan Santamaría Intl., returning Thu, Jun 19, priced at $325 found 6 days ago

Mon, Aug 18 - Fri, Aug 22

EWR

Newark Liberty Intl. Airport

SJO

Juan Santamaría Intl.

$339 Roundtrip, found 1 day ago

$339

Roundtrip

found 1 day ago

Select JetBlue Airways flight, departing Mon, Aug 18 from Newark Liberty Intl. Airport to Juan Santamaría Intl., returning Fri, Aug 22, priced at $339 found 1 day ago

Thu, May 29 - Thu, Jun 19

JFK

John F. Kennedy Intl.

SJO

Juan Santamaría Intl.

$400 Roundtrip, found 6 days ago

$400

Roundtrip

found 6 days ago

Select Air Canada flight, departing Thu, May 29 from John F. Kennedy Intl. to Juan Santamaría Intl., returning Thu, Jun 19, priced at $400 found 6 days ago

Thu, May 29 - Thu, Jun 19

JFK

John F. Kennedy Intl.

SJO

Juan Santamaría Intl.

$702 Roundtrip, found 6 days ago

$702

Roundtrip

found 6 days ago

Select Aeromexico flight, departing Thu, May 29 from John F. Kennedy Intl. to Juan Santamaría Intl., returning Thu, Jun 19, priced at $702 found 6 days ago