Cheap United flights St. Louis (STL) to Barcelona (BCN)

Cheap United flights St. Louis (STL) to Barcelona (BCN)

Prices were available within the past 7 days and start at for one-way flights and $633 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Nov 4 - Mon, Nov 10

STL

St. Louis

BCN

Barcelona

$633 Roundtrip, found 1 day ago

$633

Roundtrip

found 1 day ago

Select United flight, departing Tue, Nov 4 from St. Louis to Barcelona, returning Mon, Nov 10, priced at $633 found 1 day ago

Fri, Oct 31 - Wed, Nov 12

STL

St. Louis

BCN

Barcelona

$653 Roundtrip, found 1 day ago

$653

Roundtrip

found 1 day ago

Select United flight, departing Fri, Oct 31 from St. Louis to Barcelona, returning Wed, Nov 12, priced at $653 found 1 day ago

Mon, Nov 3 - Sat, Nov 15

STL

St. Louis

BCN

Barcelona

$683 Roundtrip, found 1 day ago

$683

Roundtrip

found 1 day ago

Select United flight, departing Mon, Nov 3 from St. Louis to Barcelona, returning Sat, Nov 15, priced at $683 found 1 day ago

Fri, Oct 31 - Sun, Nov 9

STL

St. Louis

BCN

Barcelona

$703 Roundtrip, found 1 day ago

$703

Roundtrip

found 1 day ago

Select United flight, departing Fri, Oct 31 from St. Louis to Barcelona, returning Sun, Nov 9, priced at $703 found 1 day ago

Fri, Oct 31 - Thu, Nov 13

STL

St. Louis

BCN

Barcelona

$733 Roundtrip, found 1 day ago

$733

Roundtrip

found 1 day ago

Select United flight, departing Fri, Oct 31 from St. Louis to Barcelona, returning Thu, Nov 13, priced at $733 found 1 day ago

Fri, Oct 31 - Sat, Nov 15

STL

St. Louis

BCN

Barcelona

$783 Roundtrip, found 1 day ago

$783

Roundtrip

found 1 day ago

Select United flight, departing Fri, Oct 31 from St. Louis to Barcelona, returning Sat, Nov 15, priced at $783 found 1 day ago