Flights from Princeton to Barcelona

Cheapest flights from Princeton

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, Oct 5 - Sat, Oct 11

EWR

Newark Liberty Intl. Airport

BCN

Barcelona Intl.

$319 Roundtrip, found 6 days ago

$319

Roundtrip

found 6 days ago

Select TAP Portugal flight, departing Sun, Oct 5 from Newark Liberty Intl. Airport to Barcelona Intl., returning Sat, Oct 11, priced at $319 found 6 days ago

Sat, Oct 4 - Sun, Oct 12

EWR

Newark Liberty Intl. Airport

BCN

Barcelona Intl.

$327 Roundtrip, found 6 days ago

$327

Roundtrip

found 6 days ago

Select TAP Portugal flight, departing Sat, Oct 4 from Newark Liberty Intl. Airport to Barcelona Intl., returning Sun, Oct 12, priced at $327 found 6 days ago

Wed, Oct 1 - Tue, Oct 14

EWR

Newark Liberty Intl. Airport

BCN

Barcelona Intl.

$349 Roundtrip, found 6 days ago

$349

Roundtrip

found 6 days ago

Select Air Canada flight, departing Wed, Oct 1 from Newark Liberty Intl. Airport to Barcelona Intl., returning Tue, Oct 14, priced at $349 found 6 days ago

Wed, Oct 1 - Fri, Oct 10

EWR

Newark Liberty Intl. Airport

BCN

Barcelona Intl.

$356 Roundtrip, found 6 days ago

$356

Roundtrip

found 6 days ago

Select United flight, departing Wed, Oct 1 from Newark Liberty Intl. Airport to Barcelona Intl., returning Fri, Oct 10, priced at $356 found 6 days ago

Wed, Oct 1 - Wed, Oct 15

EWR

Newark Liberty Intl. Airport

BCN

Barcelona Intl.

$366 Roundtrip, found 6 days ago

$366

Roundtrip

found 6 days ago

Select Air Canada flight, departing Wed, Oct 1 from Newark Liberty Intl. Airport to Barcelona Intl., returning Wed, Oct 15, priced at $366 found 6 days ago

Wed, Oct 1 - Mon, Oct 13

EWR

Newark Liberty Intl. Airport

BCN

Barcelona Intl.

$369 Roundtrip, found 6 days ago

$369

Roundtrip

found 6 days ago

Select United flight, departing Wed, Oct 1 from Newark Liberty Intl. Airport to Barcelona Intl., returning Mon, Oct 13, priced at $369 found 6 days ago

Fri, Oct 3 - Wed, Oct 15

EWR

Newark Liberty Intl. Airport

BCN

Barcelona Intl.

$391 Roundtrip, found 6 days ago

$391

Roundtrip

found 6 days ago

Select Icelandair flight, departing Fri, Oct 3 from Newark Liberty Intl. Airport to Barcelona Intl., returning Wed, Oct 15, priced at $391 found 6 days ago

Tue, Aug 26 - Fri, Sep 5

EWR

Newark Liberty Intl. Airport

BCN

Barcelona Intl.

$399 Roundtrip, found 10 hours ago

$399

Roundtrip

found 10 hours ago

Select Air Canada flight, departing Tue, Aug 26 from Newark Liberty Intl. Airport to Barcelona Intl., returning Fri, Sep 5, priced at $399 found 10 hours ago

Tue, Aug 26 - Sat, Sep 6

EWR

Newark Liberty Intl. Airport

BCN

Barcelona Intl.

$449 Roundtrip, found 4 days ago

$449

Roundtrip

found 4 days ago

Select Air Canada flight, departing Tue, Aug 26 from Newark Liberty Intl. Airport to Barcelona Intl., returning Sat, Sep 6, priced at $449 found 4 days ago

Wed, Oct 1 - Sun, Oct 12

EWR

Newark Liberty Intl. Airport

BCN

Barcelona Intl.

$473 Roundtrip, found 6 days ago

$473

Roundtrip

found 6 days ago

Select Scandinavian Airlines flight, departing Wed, Oct 1 from Newark Liberty Intl. Airport to Barcelona Intl., returning Sun, Oct 12, priced at $473 found 6 days ago

Fri, Aug 29 - Fri, Sep 5

EWR

Newark Liberty Intl. Airport

BCN

Barcelona Intl.

$484 Roundtrip, found 10 hours ago

$484

Roundtrip

found 10 hours ago

Select Virgin Atlantic flight, departing Fri, Aug 29 from Newark Liberty Intl. Airport to Barcelona Intl., returning Fri, Sep 5, priced at $484 found 10 hours ago

Fri, Aug 29 - Wed, Sep 3

EWR

Newark Liberty Intl. Airport

BCN

Barcelona Intl.

$509 Roundtrip, just found

$509

Roundtrip

just found

Select Delta flight, departing Fri, Aug 29 from Newark Liberty Intl. Airport to Barcelona Intl., returning Wed, Sep 3, priced at $509 just found

Thu, Aug 28 - Fri, Sep 5

EWR

Newark Liberty Intl. Airport

BCN

Barcelona Intl.

$528 Roundtrip, found 10 hours ago

$528

Roundtrip

found 10 hours ago

Select British Airways flight, departing Thu, Aug 28 from Newark Liberty Intl. Airport to Barcelona Intl., returning Fri, Sep 5, priced at $528 found 10 hours ago

Fri, Aug 29 - Wed, Sep 3

EWR

Newark Liberty Intl. Airport

BCN

Barcelona Intl.

$639 Roundtrip, just found

$639

Roundtrip

just found

Select United flight, departing Fri, Aug 29 from Newark Liberty Intl. Airport to Barcelona Intl., returning Wed, Sep 3, priced at $639 just found

Fri, Aug 29 - Wed, Sep 3

EWR

Newark Liberty Intl. Airport

BCN

Barcelona Intl.

$649 Roundtrip, just found

$649

Roundtrip

just found

Select American Airlines flight, departing Fri, Aug 29 from Newark Liberty Intl. Airport to Barcelona Intl., returning Wed, Sep 3, priced at $649 just found

Fri, Aug 29 - Wed, Sep 3

EWR

Newark Liberty Intl. Airport

BCN

Barcelona Intl.

$759 Roundtrip, just found

$759

Roundtrip

just found

Select Lufthansa flight, departing Fri, Aug 29 from Newark Liberty Intl. Airport to Barcelona Intl., returning Wed, Sep 3, priced at $759 just found

Fri, Aug 29 - Wed, Sep 3

EWR

Newark Liberty Intl. Airport

BCN

Barcelona Intl.

$984 Roundtrip, just found

$984

Roundtrip

just found

Select Air Transat flight, departing Fri, Aug 29 from Newark Liberty Intl. Airport to Barcelona Intl., returning Wed, Sep 3, priced at $984 just found

Sun, Aug 31 - Fri, Sep 5

EWR

Newark Liberty Intl. Airport

BCN

Barcelona Intl.

$1,043 Roundtrip, found 10 hours ago

$1,043

Roundtrip

found 10 hours ago

Select United flight, departing Sun, Aug 31 from Newark Liberty Intl. Airport to Barcelona Intl., returning Fri, Sep 5, priced at $1,043 found 10 hours ago

Fri, Aug 29 - Wed, Sep 3

EWR

Newark Liberty Intl. Airport

BCN

Barcelona Intl.

$1,061 Roundtrip, just found

$1,061

Roundtrip

just found

Select Brussels Airlines flight, departing Fri, Aug 29 from Newark Liberty Intl. Airport to Barcelona Intl., returning Wed, Sep 3, priced at $1,061 just found

Fri, Aug 29 - Wed, Sep 3

EWR

Newark Liberty Intl. Airport

BCN

Barcelona Intl.

$1,074 Roundtrip, just found

$1,074

Roundtrip

just found

Select Swiss International Air Lines flight, departing Fri, Aug 29 from Newark Liberty Intl. Airport to Barcelona Intl., returning Wed, Sep 3, priced at $1,074 just found