Flights from St. Louis to Madrid

Cheapest flights from St. Louis

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 - Tue, Oct 14

STL

Lambert-St. Louis Intl.

MAD

Adolfo Suárez Madrid-Barajas

$572 Roundtrip, found 1 day ago

$572

Roundtrip

found 1 day ago

Select United flight, departing Sun, Oct 5 from Lambert-St. Louis Intl. to Adolfo Suárez Madrid-Barajas, returning Tue, Oct 14, priced at $572 found 1 day ago

Sun, Oct 5 - Wed, Oct 15

STL

Lambert-St. Louis Intl.

MAD

Adolfo Suárez Madrid-Barajas

$578 Roundtrip, found 1 day ago

$578

Roundtrip

found 1 day ago

Select United flight, departing Sun, Oct 5 from Lambert-St. Louis Intl. to Adolfo Suárez Madrid-Barajas, returning Wed, Oct 15, priced at $578 found 1 day ago

Wed, Oct 8 - Wed, Oct 15

STL

Lambert-St. Louis Intl.

MAD

Adolfo Suárez Madrid-Barajas

$585 Roundtrip, found 1 day ago

$585

Roundtrip

found 1 day ago

Select United flight, departing Wed, Oct 8 from Lambert-St. Louis Intl. to Adolfo Suárez Madrid-Barajas, returning Wed, Oct 15, priced at $585 found 1 day ago

Sun, Oct 5 - Sun, Oct 12

STL

Lambert-St. Louis Intl.

MAD

Adolfo Suárez Madrid-Barajas

$622 Roundtrip, found 1 day ago

$622

Roundtrip

found 1 day ago

Select United flight, departing Sun, Oct 5 from Lambert-St. Louis Intl. to Adolfo Suárez Madrid-Barajas, returning Sun, Oct 12, priced at $622 found 1 day ago

Wed, Oct 8 - Sun, Oct 12

STL

Lambert-St. Louis Intl.

MAD

Adolfo Suárez Madrid-Barajas

$635 Roundtrip, found 1 day ago

$635

Roundtrip

found 1 day ago

Select United flight, departing Wed, Oct 8 from Lambert-St. Louis Intl. to Adolfo Suárez Madrid-Barajas, returning Sun, Oct 12, priced at $635 found 1 day ago

Tue, Oct 7 - Sat, Oct 18

STL

Lambert-St. Louis Intl.

MAD

Adolfo Suárez Madrid-Barajas

$664 Roundtrip, found 1 day ago

$664

Roundtrip

found 1 day ago

Select British Airways flight, departing Tue, Oct 7 from Lambert-St. Louis Intl. to Adolfo Suárez Madrid-Barajas, returning Sat, Oct 18, priced at $664 found 1 day ago

Thu, Oct 9 - Sun, Oct 12

STL

Lambert-St. Louis Intl.

MAD

Adolfo Suárez Madrid-Barajas

$685 Roundtrip, found 1 day ago

$685

Roundtrip

found 1 day ago

Select United flight, departing Thu, Oct 9 from Lambert-St. Louis Intl. to Adolfo Suárez Madrid-Barajas, returning Sun, Oct 12, priced at $685 found 1 day ago

Sat, Oct 11 - Sat, Oct 18

STL

Lambert-St. Louis Intl.

MAD

Adolfo Suárez Madrid-Barajas

$714 Roundtrip, found 1 day ago

$714

Roundtrip

found 1 day ago

Select British Airways flight, departing Sat, Oct 11 from Lambert-St. Louis Intl. to Adolfo Suárez Madrid-Barajas, returning Sat, Oct 18, priced at $714 found 1 day ago

Tue, Aug 12 - Tue, Aug 26

STL

Lambert-St. Louis Intl.

MAD

Adolfo Suárez Madrid-Barajas

$732 Roundtrip, found 1 hour ago

$732

Roundtrip

found 1 hour ago

Select Air Canada flight, departing Tue, Aug 12 from Lambert-St. Louis Intl. to Adolfo Suárez Madrid-Barajas, returning Tue, Aug 26, priced at $732 found 1 hour ago

Tue, Aug 12 - Tue, Aug 26

STL

Lambert-St. Louis Intl.

MAD

Adolfo Suárez Madrid-Barajas

$736 Roundtrip, found 1 hour ago

$736

Roundtrip

found 1 hour ago

Select United flight, departing Tue, Aug 12 from Lambert-St. Louis Intl. to Adolfo Suárez Madrid-Barajas, returning Tue, Aug 26, priced at $736 found 1 hour ago

Tue, Aug 12 - Tue, Aug 26

STL

Lambert-St. Louis Intl.

MAD

Adolfo Suárez Madrid-Barajas

$738 Roundtrip, found 1 hour ago

$738

Roundtrip

found 1 hour ago

Select Air Canada flight, departing Tue, Aug 12 from Lambert-St. Louis Intl. to Adolfo Suárez Madrid-Barajas, returning Tue, Aug 26, priced at $738 found 1 hour ago

Tue, Aug 12 - Tue, Aug 26

STL

Lambert-St. Louis Intl.

MAD

Adolfo Suárez Madrid-Barajas

$746 Roundtrip, found 1 hour ago

$746

Roundtrip

found 1 hour ago

Select Virgin Atlantic flight, departing Tue, Aug 12 from Lambert-St. Louis Intl. to Adolfo Suárez Madrid-Barajas, returning Tue, Aug 26, priced at $746 found 1 hour ago

Tue, Aug 12 - Tue, Aug 26

STL

Lambert-St. Louis Intl.

MAD

Adolfo Suárez Madrid-Barajas

$746 Roundtrip, found 1 hour ago

$746

Roundtrip

found 1 hour ago

Select Delta flight, departing Tue, Aug 12 from Lambert-St. Louis Intl. to Adolfo Suárez Madrid-Barajas, returning Tue, Aug 26, priced at $746 found 1 hour ago

Tue, Aug 12 - Tue, Aug 26

STL

Lambert-St. Louis Intl.

MAD

Adolfo Suárez Madrid-Barajas

$746 Roundtrip, found 1 hour ago

$746

Roundtrip

found 1 hour ago

Select American Airlines flight, departing Tue, Aug 12 from Lambert-St. Louis Intl. to Adolfo Suárez Madrid-Barajas, returning Tue, Aug 26, priced at $746 found 1 hour ago

Tue, Aug 12 - Tue, Aug 26

STL

Lambert-St. Louis Intl.

MAD

Adolfo Suárez Madrid-Barajas

$786 Roundtrip, found 1 hour ago

$786

Roundtrip

found 1 hour ago

Select Lufthansa flight, departing Tue, Aug 12 from Lambert-St. Louis Intl. to Adolfo Suárez Madrid-Barajas, returning Tue, Aug 26, priced at $786 found 1 hour ago

Tue, Aug 12 - Tue, Aug 26

STL

Lambert-St. Louis Intl.

MAD

Adolfo Suárez Madrid-Barajas

$816 Roundtrip, found 1 hour ago

$816

Roundtrip

found 1 hour ago

Select Air France flight, departing Tue, Aug 12 from Lambert-St. Louis Intl. to Adolfo Suárez Madrid-Barajas, returning Tue, Aug 26, priced at $816 found 1 hour ago

Tue, Aug 12 - Tue, Aug 26

STL

Lambert-St. Louis Intl.

MAD

Adolfo Suárez Madrid-Barajas

$847 Roundtrip, found 1 hour ago

$847

Roundtrip

found 1 hour ago

Select KLM flight, departing Tue, Aug 12 from Lambert-St. Louis Intl. to Adolfo Suárez Madrid-Barajas, returning Tue, Aug 26, priced at $847 found 1 hour ago

Tue, Aug 12 - Tue, Aug 26

STL

Lambert-St. Louis Intl.

MAD

Adolfo Suárez Madrid-Barajas

$974 Roundtrip, found 1 hour ago

$974

Roundtrip

found 1 hour ago

Select Iberia flight, departing Tue, Aug 12 from Lambert-St. Louis Intl. to Adolfo Suárez Madrid-Barajas, returning Tue, Aug 26, priced at $974 found 1 hour ago

Tue, Aug 12 - Tue, Aug 26

STL

Lambert-St. Louis Intl.

MAD

Adolfo Suárez Madrid-Barajas

$993 Roundtrip, found 1 hour ago

$993

Roundtrip

found 1 hour ago

Select Finnair flight, departing Tue, Aug 12 from Lambert-St. Louis Intl. to Adolfo Suárez Madrid-Barajas, returning Tue, Aug 26, priced at $993 found 1 hour ago

Tue, Aug 12 - Tue, Aug 26

STL

Lambert-St. Louis Intl.

MAD

Adolfo Suárez Madrid-Barajas

$1,098 Roundtrip, found 1 hour ago

$1,098

Roundtrip

found 1 hour ago

Select Aer Lingus flight, departing Tue, Aug 12 from Lambert-St. Louis Intl. to Adolfo Suárez Madrid-Barajas, returning Tue, Aug 26, priced at $1,098 found 1 hour ago