Flights from New York to Castleknock

Cheapest flights from New York

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.

Sun, Aug 10 - Thu, Aug 21

JFK

John F. Kennedy Intl.

DUB

Dublin

$341 Roundtrip, found 3 days ago

$341

Roundtrip

found 3 days ago

Select Air Canada flight, departing Sun, Aug 10 from John F. Kennedy Intl. to Dublin, returning Thu, Aug 21, priced at $341 found 3 days ago

Sun, Aug 10 - Thu, Aug 21

JFK

John F. Kennedy Intl.

DUB

Dublin

$341 Roundtrip, found 3 days ago

$341

Roundtrip

found 3 days ago

Select United flight, departing Sun, Aug 10 from John F. Kennedy Intl. to Dublin, returning Thu, Aug 21, priced at $341 found 3 days ago

Tue, Aug 5 - Wed, Aug 20

JFK

John F. Kennedy Intl.

DUB

Dublin

$343 Roundtrip, found 3 days ago

$343

Roundtrip

found 3 days ago

Select JetBlue Airways flight, departing Tue, Aug 5 from John F. Kennedy Intl. to Dublin, returning Wed, Aug 20, priced at $343 found 3 days ago

Sun, Aug 3 - Wed, Aug 20

JFK

John F. Kennedy Intl.

DUB

Dublin

$347 Roundtrip, found 3 days ago

$347

Roundtrip

found 3 days ago

Select JetBlue Airways flight, departing Sun, Aug 3 from John F. Kennedy Intl. to Dublin, returning Wed, Aug 20, priced at $347 found 3 days ago

Sat, Aug 9 - Thu, Aug 21

JFK

John F. Kennedy Intl.

DUB

Dublin

$353 Roundtrip, found 3 days ago

$353

Roundtrip

found 3 days ago

Select Delta flight, departing Sat, Aug 9 from John F. Kennedy Intl. to Dublin, returning Thu, Aug 21, priced at $353 found 3 days ago

Mon, Aug 11 - Wed, Aug 20

JFK

John F. Kennedy Intl.

DUB

Dublin

$357 Roundtrip, found 3 days ago

$357

Roundtrip

found 3 days ago

Select Delta flight, departing Mon, Aug 11 from John F. Kennedy Intl. to Dublin, returning Wed, Aug 20, priced at $357 found 3 days ago

Tue, Aug 5 - Sun, Aug 24

JFK

John F. Kennedy Intl.

DUB

Dublin

$361 Roundtrip, found 3 days ago

$361

Roundtrip

found 3 days ago

Select JetBlue Airways flight, departing Tue, Aug 5 from John F. Kennedy Intl. to Dublin, returning Sun, Aug 24, priced at $361 found 3 days ago

Fri, Aug 8 - Tue, Aug 26

JFK

John F. Kennedy Intl.

DUB

Dublin

$363 Roundtrip, found 3 days ago

$363

Roundtrip

found 3 days ago

Select Delta flight, departing Fri, Aug 8 from John F. Kennedy Intl. to Dublin, returning Tue, Aug 26, priced at $363 found 3 days ago

Sun, Aug 3 - Sun, Aug 24

JFK

John F. Kennedy Intl.

DUB

Dublin

$365 Roundtrip, found 3 days ago

$365

Roundtrip

found 3 days ago

Select JetBlue Airways flight, departing Sun, Aug 3 from John F. Kennedy Intl. to Dublin, returning Sun, Aug 24, priced at $365 found 3 days ago

Sun, Aug 10 - Thu, Aug 21

JFK

John F. Kennedy Intl.

DUB

Dublin

$377 Roundtrip, found 3 days ago

$377

Roundtrip

found 3 days ago

Select American Airlines flight, departing Sun, Aug 10 from John F. Kennedy Intl. to Dublin, returning Thu, Aug 21, priced at $377 found 3 days ago

Tue, Aug 12 - Tue, Aug 19

JFK

John F. Kennedy Intl.

DUB

Dublin

$399 Roundtrip, found 3 days ago

$399

Roundtrip

found 3 days ago

Select Icelandair flight, departing Tue, Aug 12 from John F. Kennedy Intl. to Dublin, returning Tue, Aug 19, priced at $399 found 3 days ago

Mon, May 18 - Sun, May 24

EWR

Newark Liberty Intl. Airport

DUB

Dublin

$418 Roundtrip, found 4 days ago

$418

Roundtrip

found 4 days ago

Select Air Canada flight, departing Mon, May 18 from Newark Liberty Intl. Airport to Dublin, returning Sun, May 24, priced at $418 found 4 days ago

Sun, Aug 10 - Tue, Aug 26

JFK

John F. Kennedy Intl.

DUB

Dublin

$428 Roundtrip, found 3 days ago

$428

Roundtrip

found 3 days ago

Select British Airways flight, departing Sun, Aug 10 from John F. Kennedy Intl. to Dublin, returning Tue, Aug 26, priced at $428 found 3 days ago

Mon, May 18 - Sun, May 24

EWR

Newark Liberty Intl. Airport

DUB

Dublin

$431 Roundtrip, found 4 days ago

$431

Roundtrip

found 4 days ago

Select Swiss International Air Lines flight, departing Mon, May 18 from Newark Liberty Intl. Airport to Dublin, returning Sun, May 24, priced at $431 found 4 days ago

Tue, Sep 16 - Tue, Sep 23

JFK

John F. Kennedy Intl.

DUB

Dublin

$452 Roundtrip, found 5 days ago

$452

Roundtrip

found 5 days ago

Select TAP Portugal flight, departing Tue, Sep 16 from John F. Kennedy Intl. to Dublin, returning Tue, Sep 23, priced at $452 found 5 days ago

Tue, Sep 16 - Tue, Sep 23

JFK

John F. Kennedy Intl.

DUB

Dublin

$469 Roundtrip, found 5 days ago

$469

Roundtrip

found 5 days ago

Select Lufthansa flight, departing Tue, Sep 16 from John F. Kennedy Intl. to Dublin, returning Tue, Sep 23, priced at $469 found 5 days ago

Tue, Sep 16 - Tue, Sep 23

JFK

John F. Kennedy Intl.

DUB

Dublin

$474 Roundtrip, found 5 days ago

$474

Roundtrip

found 5 days ago

Select Air France flight, departing Tue, Sep 16 from John F. Kennedy Intl. to Dublin, returning Tue, Sep 23, priced at $474 found 5 days ago

Tue, Sep 16 - Tue, Sep 23

JFK

John F. Kennedy Intl.

DUB

Dublin

$475 Roundtrip, found 5 days ago

$475

Roundtrip

found 5 days ago

Select KLM flight, departing Tue, Sep 16 from John F. Kennedy Intl. to Dublin, returning Tue, Sep 23, priced at $475 found 5 days ago

Sun, Aug 10 - Thu, Aug 21

JFK

John F. Kennedy Intl.

DUB

Dublin

$598 Roundtrip, found 3 days ago

$598

Roundtrip

found 3 days ago

Select Finnair flight, departing Sun, Aug 10 from John F. Kennedy Intl. to Dublin, returning Thu, Aug 21, priced at $598 found 3 days ago

Tue, Sep 16 - Tue, Sep 23

JFK

John F. Kennedy Intl.

DUB

Dublin

$650 Roundtrip, found 5 days ago

$650

Roundtrip

found 5 days ago

Select Iberia flight, departing Tue, Sep 16 from John F. Kennedy Intl. to Dublin, returning Tue, Sep 23, priced at $650 found 5 days ago