What is the cheapest airline that flies from Spain to Lambert-St Louis?

Iberia, British Airways, and Lufthansa are the most popular carriers operating from Spain to Lambert-St Louis

How long does it take to fly to St. Louis?

Flight times from Spain to St. Louis vary, but if you’re flying out of Madrid and flying into St. Louis (one of the most popular routes), then the duration is 14h 55m on average. Another popular route from Spain to St. Louis is flying from Barcelona to St. Louis, which will take roughly 19h 33m. Keep in mind that layovers or delays could extend your travel time.

When did momondo last update prices for flights from Spain to Lambert-St Louis Airport?

Prices for flights from Spain to Lambert-St Louis Airport are refreshed on a daily basis.

How old do you have to be to fly from Spain to Lambert-St Louis Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Spain to Lambert-St Louis Airport.

What documentation or ID do you need to fly to Lambert-St Louis Airport?

The required travel and health documents for your Lambert-St Louis Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$562 Cheap Flights from Spain to St. Louis in 2025/26

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Find the cheapest flights from Spain to St. Louis

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Recent round-trip flight deals from Spain to St. Louis

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5:50 am - 9:13 pmBCN-STL

22h 23m2 stops

8:05 am - 9:00 amSTL-BCN

17h 55m2 stops

$773United Airlines

Find Deal

Thu, Feb 5 - Sun, Feb 8

5:50 am - 7:27 pmBCN-STL

20h 37m2 stops

9:57 am - 9:35 amSTL-BCN

16h 38m2 stops

$774United Airlines

Find Deal

Thu, Feb 5 - Sun, Feb 8

5:50 am - 10:58 pmBCN-STL

24h 08m2 stops

11:22 am - 9:00 amSTL-BCN

14h 38m1 stop

$779Lufthansa

Find Deal

Thu, Feb 5 - Sun, Feb 8

5:50 am - 10:58 pmBCN-STL

24h 08m2 stops

11:22 am - 9:00 amSTL-BCN

14h 38m1 stop

$780Lufthansa

Find Deal

Thu, Feb 5 - Sun, Feb 8

6:00 am - 8:46 pmMAD-STL

21h 46m2 stops

5:17 pm - 7:10 pmSTL-MAD

18h 53m2 stops

$823Delta

Find Deal

Thu, Nov 20 - Mon, Nov 24

6:00 am - 6:35 pmBCN-STL

19h 35m2 stops

6:00 am - 8:00 amSTL-BCN

19h 00m2 stops

$826Delta

Find Deal

Fri, Nov 28 - Fri, Dec 12

6:00 am - 4:49 pmMAD-STL

17h 49m2 stops

7:02 pm - 9:15 amSTL-MAD

31h 13m1 stop

$827KLM

Find Deal

Thu, Nov 27 - Sun, Nov 30

10:55 am - 9:57 pmBCN-STL

18h 02m1 stop

9:47 am - 8:40 amSTL-BCN

15h 53m1 stop

$827Virgin Atlantic

Find Deal

Tue, Dec 16 - Tue, Dec 23

11:15 am - 5:57 pmMAD-STL

13h 42m1 stop

11:39 am - 9:15 amSTL-MAD

14h 36m1 stop

$831Virgin Atlantic

Find Deal

Thu, Nov 20 - Mon, Nov 24

10:15 am - 4:33 pmBCN-STL

13h 18m1 stop

1:55 pm - 8:40 amSTL-BCN

11h 45m1 stop

$885KLM

Find Deal

Wed, Nov 12 - Mon, Nov 17

United Airlines flights from Spain to St. Louis

Our best United Airlines deals on Spain to St. Louis flight tickets

United Airlines

Feb 5

BCN5:50 amBarcelona-El Prat

22h 23m

2 stops

STL9:13 pmLambert-St Louis

Feb 8

STL8:05 amLambert-St Louis

17h 55m

2 stops

BCN9:00 amBarcelona-El Prat

$773

Find similar

United Airlines

Feb 5

BCN5:50 amBarcelona-El Prat

20h 37m

2 stops

STL7:27 pmLambert-St Louis

Feb 8

STL9:57 amLambert-St Louis

16h 38m

2 stops

BCN9:35 amBarcelona-El Prat

$774

Find similar

United Airlines

Apr 29

MAD6:00 amMadrid Barajas

14h 30m

1 stop

STL1:30 pmLambert-St Louis

May 9

STL6:30 amLambert-St Louis

18h 35m

2 stops

MAD8:05 amMadrid Barajas

$811

Find similar

Lufthansa flights from Spain to St. Louis

Our best Lufthansa deals on Spain to St. Louis flight tickets

Lufthansa

Feb 5

BCN5:50 amBarcelona-El Prat

24h 08m

2 stops

STL10:58 pmLambert-St Louis

Feb 8

STL11:22 amLambert-St Louis

14h 38m

1 stop

BCN9:00 amBarcelona-El Prat

$779

Find similar

Lufthansa

Feb 5

BCN5:50 amBarcelona-El Prat

24h 08m

2 stops

STL10:58 pmLambert-St Louis

Feb 8

STL11:22 amLambert-St Louis

14h 38m

1 stop

BCN9:00 amBarcelona-El Prat

$780

Find similar

Lufthansa

Feb 5

BCN5:50 amBarcelona-El Prat

24h 08m

2 stops

STL10:58 pmLambert-St Louis

Feb 8

STL11:22 amLambert-St Louis

14h 38m

1 stop

BCN9:00 amBarcelona-El Prat

$782

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BarcelonaSt. Louis

BCN - STL

BCNSTL

Barcelona-El Prat

Thu 2/5

5:50 am-9:13 pm

2 stops22h 23m

Lambert-St Louis

Sun 2/8

8:05 am-9:00 am

2 stops17h 55m

$773

BarcelonaSt. Louis

BCN - STL

BCNSTL

Barcelona-El Prat

Thu 2/5

5:50 am-7:27 pm

2 stops20h 37m

Lambert-St Louis

Sun 2/8

9:57 am-9:35 am

2 stops16h 38m

$774

BarcelonaSt. Louis

BCN - STL

BCNSTL

Barcelona-El Prat

Thu 2/5

5:50 am-10:58 pm

2 stops24h 08m

Lambert-St Louis

Sun 2/8

11:22 am-9:00 am

1 stop14h 38m

$779

BarcelonaSt. Louis

BCN - STL

BCNSTL

Barcelona-El Prat

Thu 2/5

5:50 am-10:58 pm

2 stops24h 08m

Lambert-St Louis

Sun 2/8

11:22 am-9:00 am

1 stop14h 38m

$780

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

Thu 11/20

6:00 am-8:46 pm

2 stops21h 46m

Lambert-St Louis

Mon 11/24

5:17 pm-7:10 pm

2 stops18h 53m

$823

BarcelonaSt. Louis

BCN - STL

BCNSTL

Barcelona-El Prat

Fri 11/28

6:00 am-6:35 pm

2 stops19h 35m

Lambert-St Louis

Fri 12/12

6:00 am-8:00 am

2 stops19h 00m

$826

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

Thu 11/27

6:00 am-4:49 pm

2 stops17h 49m

Lambert-St Louis

Sun 11/30

7:02 pm-9:15 am

1 stop31h 13m

$827

BarcelonaSt. Louis

BCN - STL

BCNSTL

Barcelona-El Prat

Tue 12/16

10:55 am-9:57 pm

1 stop18h 02m

Lambert-St Louis

Tue 12/23

9:47 am-8:40 am

1 stop15h 53m

$827

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

Thu 11/20

11:15 am-5:57 pm

1 stop13h 42m

Lambert-St Louis

Mon 11/24

11:39 am-9:15 am

1 stop14h 36m

$831

BarcelonaSt. Louis

BCN - STL

BCNSTL

Barcelona-El Prat

Wed 11/12

10:15 am-4:33 pm

1 stop13h 18m

Lambert-St Louis

Mon 11/17

1:55 pm-8:40 am

1 stop11h 45m

$885

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Spain to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to St. Louis?

In general, February is the cheapest month to fly from Spain to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $684. The month of March is another great option to travel to St. Louis, with average flight prices from Spain averaging around $720.

Can stopping save me money on Spain to St. Louis flights?

You could potentially save up to 36% on your flight if you consider stops on a Spain to St. Louis flight.

Cheap Spain to St. Louis flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Spain to St. Louis

Direct flights	None

There are no direct flights from Spain to St. Louis. There are no popular flight routes from Spain to St. Louis.

Search flight deals

When did momondo last update prices for flights from Spain to Lambert-St Louis Airport?
Prices for flights from Spain to Lambert-St Louis Airport are refreshed on a daily basis.
How old do you have to be to fly from Spain to Lambert-St Louis Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Spain to Lambert-St Louis Airport.
What documentation or ID do you need to fly to Lambert-St Louis Airport?
The required travel and health documents for your Lambert-St Louis Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

St. Charles

Chesterfield

Hermann

Fairview Heights

Maryland Heights

Florissant

O'Fallon

Wentzville

Fenton

Collinsville

St. Peters

Alton

Farmington

Festus

Glencoe

Edwardsville

Clayton

Eureka

Litchfield

Shrewsbury

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Why should I use momondo to find a flight deal from Spain to St. Louis?

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Can I find flights from Spain to St. Louis with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Spain to St. Louis flights to just show those with flexible booking policies.

How can momondo help me find flights from Spain to St. Louis?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Spain to St. Louis.

I’m not ready to book a flight from Spain to St. Louis right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Spain to St. Louis flights. All you need is a valid email address and we will do the rest; it is that quick and easy.