Flights from Newark to Castroville

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.

Fri, Sep 5 - Sun, Sep 7

EWR

Newark Liberty Intl. Airport

SAT

San Antonio Intl.

$228 Roundtrip, found 6 days ago

$228

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Fri, Sep 5 from Newark Liberty Intl. Airport to San Antonio Intl., returning Sun, Sep 7, priced at $228 found 6 days ago

Fri, Sep 5 - Sun, Sep 7

EWR

Newark Liberty Intl. Airport

SAT

San Antonio Intl.

$243 Roundtrip, found 6 days ago

$243

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Fri, Sep 5 from Newark Liberty Intl. Airport to San Antonio Intl., returning Sun, Sep 7, priced at $243 found 6 days ago

Fri, Sep 5 - Sun, Sep 7

EWR

Newark Liberty Intl. Airport

SAT

San Antonio Intl.

$245 Roundtrip, found 6 days ago

$245

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Fri, Sep 5 from Newark Liberty Intl. Airport to San Antonio Intl., returning Sun, Sep 7, priced at $245 found 6 days ago

Fri, Sep 5 - Sun, Sep 7

EWR

Newark Liberty Intl. Airport

SAT

San Antonio Intl.

$246 Roundtrip, found 6 days ago

$246

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Fri, Sep 5 from Newark Liberty Intl. Airport to San Antonio Intl., returning Sun, Sep 7, priced at $246 found 6 days ago

Fri, Sep 5 - Sat, Sep 13

EWR

Newark Liberty Intl. Airport

SAT

San Antonio Intl.

$248 Roundtrip, found 6 days ago

$248

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Fri, Sep 5 from Newark Liberty Intl. Airport to San Antonio Intl., returning Sat, Sep 13, priced at $248 found 6 days ago

Tue, Sep 2 - Sat, Sep 13

JFK

John F. Kennedy Intl.

SAT

San Antonio Intl.

$259 Roundtrip, found 6 days ago

$259

Roundtrip

found 6 days ago

Select Delta flight, departing Tue, Sep 2 from John F. Kennedy Intl. to San Antonio Intl., returning Sat, Sep 13, priced at $259 found 6 days ago

Fri, Sep 5 - Sun, Sep 7

EWR

Newark Liberty Intl. Airport

SAT

San Antonio Intl.

$261 Roundtrip, found 6 days ago

$261

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Fri, Sep 5 from Newark Liberty Intl. Airport to San Antonio Intl., returning Sun, Sep 7, priced at $261 found 6 days ago

Fri, Sep 5 - Sun, Sep 7

EWR

Newark Liberty Intl. Airport

SAT

San Antonio Intl.

$265 Roundtrip, found 6 days ago

$265

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Fri, Sep 5 from Newark Liberty Intl. Airport to San Antonio Intl., returning Sun, Sep 7, priced at $265 found 6 days ago

Fri, Sep 5 - Sun, Sep 7

EWR

Newark Liberty Intl. Airport

SAT

San Antonio Intl.

$269 Roundtrip, found 6 days ago

$269

Roundtrip

found 6 days ago

Select United flight, departing Fri, Sep 5 from Newark Liberty Intl. Airport to San Antonio Intl., returning Sun, Sep 7, priced at $269 found 6 days ago

Fri, Sep 5 - Sun, Sep 7

EWR

Newark Liberty Intl. Airport

SAT

San Antonio Intl.

$279 Roundtrip, found 6 days ago

$279

Roundtrip

found 6 days ago

Select United flight, departing Fri, Sep 5 from Newark Liberty Intl. Airport to San Antonio Intl., returning Sun, Sep 7, priced at $279 found 6 days ago

Fri, Sep 5 - Sun, Sep 7

EWR

Newark Liberty Intl. Airport

SAT

San Antonio Intl.

$280 Roundtrip, found 6 days ago

$280

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Fri, Sep 5 from Newark Liberty Intl. Airport to San Antonio Intl., returning Sun, Sep 7, priced at $280 found 6 days ago

Fri, Sep 5 - Sun, Sep 7

EWR

Newark Liberty Intl. Airport

SAT

San Antonio Intl.

$284 Roundtrip, found 6 days ago

$284

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Fri, Sep 5 from Newark Liberty Intl. Airport to San Antonio Intl., returning Sun, Sep 7, priced at $284 found 6 days ago

Fri, Sep 5 - Sun, Sep 7

EWR

Newark Liberty Intl. Airport

SAT

San Antonio Intl.

$289 Roundtrip, found 6 days ago

$289

Roundtrip

found 6 days ago

Select United flight, departing Fri, Sep 5 from Newark Liberty Intl. Airport to San Antonio Intl., returning Sun, Sep 7, priced at $289 found 6 days ago

Fri, Sep 5 - Sun, Sep 7

LGA

LaGuardia

SAT

San Antonio Intl.

$292 Roundtrip, found 6 days ago

$292

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Fri, Sep 5 from LaGuardia to San Antonio Intl., returning Sun, Sep 7, priced at $292 found 6 days ago

Fri, Sep 5 - Sun, Sep 7

EWR

Newark Liberty Intl. Airport

SAT

San Antonio Intl.

$293 Roundtrip, found 6 days ago

$293

Roundtrip

found 6 days ago

Select United flight, departing Fri, Sep 5 from Newark Liberty Intl. Airport to San Antonio Intl., returning Sun, Sep 7, priced at $293 found 6 days ago

Fri, Sep 5 - Sun, Sep 7

EWR

Newark Liberty Intl. Airport

SAT

San Antonio Intl.

$295 Roundtrip, found 6 days ago

$295

Roundtrip

found 6 days ago

Select United flight, departing Fri, Sep 5 from Newark Liberty Intl. Airport to San Antonio Intl., returning Sun, Sep 7, priced at $295 found 6 days ago

Fri, Sep 5 - Sun, Sep 7

LGA

LaGuardia

SAT

San Antonio Intl.

$299 Roundtrip, found 6 days ago

$299

Roundtrip

found 6 days ago

Select Delta flight, departing Fri, Sep 5 from LaGuardia to San Antonio Intl., returning Sun, Sep 7, priced at $299 found 6 days ago

Thu, Dec 25 - Tue, Jan 6

JFK

John F. Kennedy Intl.

SAT

San Antonio Intl.

$299 Roundtrip, found 3 days ago

$299

Roundtrip

found 3 days ago

Select Delta flight, departing Thu, Dec 25 from John F. Kennedy Intl. to San Antonio Intl., returning Tue, Jan 6, priced at $299 found 3 days ago

Fri, Sep 5 - Sun, Sep 7

JFK

John F. Kennedy Intl.

SAT

San Antonio Intl.

$309 Roundtrip, found 6 days ago

$309

Roundtrip

found 6 days ago

Select American Airlines flight, departing Fri, Sep 5 from John F. Kennedy Intl. to San Antonio Intl., returning Sun, Sep 7, priced at $309 found 6 days ago

Sat, Dec 27 - Mon, Dec 29

JFK

John F. Kennedy Intl.

SAT

San Antonio Intl.

$968 Roundtrip, found 3 days ago

$968

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sat, Dec 27 from John F. Kennedy Intl. to San Antonio Intl., returning Mon, Dec 29, priced at $968 found 3 days ago