Cheap flights from Madrid to St. Louis from $513

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Madrid to St. Louis departing on 8/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

British Airways Logo
12:40 pm - 4:07 pmMAD-STL
34h 27m1 stop
British Airways Logo
6:29 pm - 8:00 pmSTL-MAD
18h 31m2 stops
$780British Airways
Find Deal
Thu, Dec 4 - Mon, Dec 8
British Airways Logo
12:40 pm - 10:22 pmMAD-STL
16h 42m1 stop
British Airways Logo
6:29 pm - 6:30 pmSTL-MAD
17h 01m2 stops
$783British Airways
Find Deal
Thu, Dec 4 - Mon, Dec 8
Iberia Logo
11:35 am - 7:09 pmMAD-STL
14h 34m1 stop
Iberia Logo
9:45 am - 10:30 amSTL-MAD
17h 45m1 stop
$788Iberia
Find Deal
Thu, Aug 28 - Mon, Sep 1
Iberia Logo
11:35 am - 8:18 pmMAD-STL
15h 43m1 stop
Iberia Logo
7:59 pm - 7:55 amSTL-MAD
28h 56m1 stop
$793Iberia
Find Deal
Thu, Aug 28 - Mon, Sep 1
American Airlines Logo
1:45 pm - 8:47 pmMAD-STL
14h 02m1 stop
American Airlines Logo
9:45 am - 5:40 amSTL-MAD
12h 55m1 stop
$796American Airlines
Find Deal
Thu, Aug 28 - Mon, Sep 1
Air Canada Logo
8:35 am - 8:00 pmMAD-STL
18h 25m2 stops
Air Canada Logo
1:30 pm - 11:50 amSTL-MAD
15h 20m2 stops
$812Air Canada
Find Deal
Thu, Aug 28 - Mon, Sep 1
 Logo
6:00 am - 2:30 pmMAD-STL
15h 30m2 stops
 Logo
5:25 pm - 3:35 pmSTL-MAD
15h 10m2 stops
Thu, Aug 28 - Mon, Sep 1
 Logo
10:20 am - 1:30 pmMAD-STL
34h 10m3 stops
 Logo
4:00 pm - 9:35 amSTL-MAD
34h 35m3 stops
Thu, Aug 28 - Mon, Sep 1
American Airlines Logo
12:55 am - 9:56 amMAD-STL
16h 01m1 stop
American Airlines Logo
1:55 pm - 9:25 amSTL-MAD
12h 30m1 stop
$948American Airlines
Find Deal
Wed, Dec 3 - Mon, Dec 8
Air Canada Logo
12:30 pm - 8:00 pmMAD-STL
38h 30m2 stops
Air Canada Logo
1:30 pm - 11:50 amSTL-MAD
15h 20m2 stops
$1,201Air Canada
Find Deal
Thu, Aug 28 - Mon, Sep 1

British Airways flights from Madrid to St. Louis

Our best British Airways deals on Madrid to St. Louis flight tickets
British Airways
Dec 4
MAD12:40 pmMadrid Barajas
34h 27m
1 stop
STL4:07 pmLambert-St Louis
Dec 8
STL6:29 pmLambert-St Louis
18h 31m
2 stops
MAD8:00 pmMadrid Barajas
British Airways
Dec 4
MAD12:40 pmMadrid Barajas
16h 42m
1 stop
STL10:22 pmLambert-St Louis
Dec 8
STL6:29 pmLambert-St Louis
17h 01m
2 stops
MAD6:30 pmMadrid Barajas
British Airways
Dec 4
MAD12:50 pmMadrid Barajas
15h 57m
2 stops
STL9:47 pmLambert-St Louis
Dec 8
STL6:29 pmLambert-St Louis
15h 26m
2 stops
MAD4:55 pmMadrid Barajas

American Airlines flights from Madrid to St. Louis

Our best American Airlines deals on Madrid to St. Louis flight tickets
American Airlines
Aug 28
MAD1:45 pmMadrid Barajas
14h 02m
1 stop
STL8:47 pmLambert-St Louis
Sep 1
STL9:45 amLambert-St Louis
12h 55m
1 stop
MAD5:40 amMadrid Barajas
American Airlines
Dec 3
MAD12:55 amMadrid Barajas
16h 01m
1 stop
STL9:56 amLambert-St Louis
Dec 8
STL1:55 pmLambert-St Louis
12h 30m
1 stop
MAD9:25 amMadrid Barajas
American Airlines
Dec 3
MAD12:55 amMadrid Barajas
14h 59m
1 stop
STL8:54 amLambert-St Louis
Dec 8
STL12:54 pmLambert-St Louis
12h 01m
1 stop
MAD7:55 amMadrid Barajas

momondo Fare Finder

 
Customize your flight search to find flights from Madrid to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from Madrid to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

Thu 12/4

12:40 pm-4:07 pm

1 stop34h 27m

Lambert-St Louis

Mon 12/8

6:29 pm-8:00 pm

2 stops18h 31m

$780

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

Thu 12/4

12:40 pm-10:22 pm

1 stop16h 42m

Lambert-St Louis

Mon 12/8

6:29 pm-6:30 pm

2 stops17h 01m

$783

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

Thu 8/28

11:35 am-7:09 pm

1 stop14h 34m

Lambert-St Louis

Mon 9/1

9:45 am-10:30 am

1 stop17h 45m

$788

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

Thu 8/28

11:35 am-8:18 pm

1 stop15h 43m

Lambert-St Louis

Mon 9/1

7:59 pm-7:55 am

1 stop28h 56m

$793

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

Thu 8/28

1:45 pm-8:47 pm

1 stop14h 02m

Lambert-St Louis

Mon 9/1

9:45 am-5:40 am

1 stop12h 55m

$796

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

Thu 8/28

8:35 am-8:00 pm

2 stops18h 25m

Lambert-St Louis

Mon 9/1

1:30 pm-11:50 am

2 stops15h 20m

$812

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

Thu 8/28

6:00 am-2:30 pm

2 stops15h 30m

Lambert-St Louis

Mon 9/1

5:25 pm-3:35 pm

2 stops15h 10m

$819

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

Thu 8/28

10:20 am-1:30 pm

3 stops34h 10m

Lambert-St Louis

Mon 9/1

4:00 pm-9:35 am

3 stops34h 35m

$840

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

Wed 12/3

12:55 am-9:56 am

1 stop16h 01m

Lambert-St Louis

Mon 12/8

1:55 pm-9:25 am

1 stop12h 30m

$948

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

Thu 8/28

12:30 pm-8:00 pm

2 stops38h 30m

Lambert-St Louis

Mon 9/1

1:30 pm-11:50 am

2 stops15h 20m

$1,201

Flights are sorted by cheapest round-trip flights first.

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See travel insights to St. Louis from

How to get the cheapest flight ticket from Madrid 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

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

In general, May is the cheapest month to fly from Madrid to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $779. The month of January is another great option to travel to St. Louis, with average flight prices from Madrid averaging around $785.

What is the cheapest day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Thursday when prices can be found for as low as $671. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,111. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from Madrid at noon is the least expensive time of day to depart. momondo users have found prices as low as $712 when looking at flights departing at noon. In the morning is when there is more demand to fly to St. Louis, so prices are often more expensive at around $888 per ticket.

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

You could potentially save up to 9% on your flight if you consider stops on a Madrid to St. Louis flight.

When to book flights from Madrid to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Madrid to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Madrid to St. Louis (MAD to STL) flight deals and tips

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

Best Price Found

$513

Fastest flight time

14h 02m

Direct flights

None

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from Madrid in the past 72 hours is $513. The best round-trip flight deal from Madrid to St. Louis found on momondo in the last 72 hours is $780.
The fastest flight from Madrid to St. Louis takes 14h 02m
There are no direct flights from Madrid to St. Louis. Popular non-direct route for this connection is Madrid Barajas Airport - Lambert-St Louis Airport.
There is 1 airport near St. Louis: Lambert-St Louis (STL)

  • How far is Madrid Barajas to Lambert-St Louis by plane?

    The distance between Madrid Barajas and Lambert-St Louis is about 4406.9 mi. Typically, this will take 14h 02m by plane in normal conditions.

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

    Prices for flights from Madrid Barajas Airport to Lambert-St Louis Airport were last updated today.

  • How old do you have to be to fly from Madrid Barajas Airport to Lambert-St Louis Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Madrid Barajas Airport to Lambert-St Louis Airport.

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

    The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.


Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
Maryland Heights
Florissant
Fenton
Collinsville
O'Fallon
Alton
St. Peters
Farmington
Wentzville
Festus
Glencoe
Eureka
Edwardsville
Clayton
Shrewsbury
Grafton

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Madrid to St. Louis. momondo saves you time and could save you money on your trip.

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

Flights from Madrid to St. Louis with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Madrid to St. Louis flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Madrid to St. Louis now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to St. Louis and let you know when they change.


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1 adult
Tue 8/5
Tue 8/12

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