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St. Louis

$512+ Cheap flights from Madrid, Spain (MAD) to St. Louis (STL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/11. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — STL
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Madrid to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Madrid (MAD) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$781
(lol.travel)

One-way from

$512
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$792
From Madrid Barajas to Lambert-St Louis
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One-way flight from Madrid Barajas to Lambert-St Louis
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Highest demand for flights based on searches. 3% potential increase in price ($34 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Madrid to St. Louis

Cheapest flights from Madrid to St. Louis
Explore the most affordable flight options available from Madrid to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This lol.travel deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/46:00 amMAD - STL
1 stop14h 30mLufthansa
Tue 7/88:15 amSTL - MAD
1 stop16h 50mLufthansa
Deal found 6/10$781
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/46:00 amMAD - STL
1 stop14h 30mUnited Airlines
Tue 7/85:15 amSTL - MAD
2 stops18h 25mUnited Airlines
Deal found 6/10$798
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/266:00 amMAD - STL
2 stops24h 53mDelta
Fri 8/19:27 amSTL - MAD
2 stops17h 08mDelta
Deal found 6/11$831
This American Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3112:25 pmMAD - STL
1 stop15h 40mAmerican Airlines
Tue 8/198:01 pmSTL - MAD
1 stop10h 24mAmerican Airlines
Deal found 6/12$1,094
This Finnair deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/2611:35 amMAD - STL
1 stop14h 33mMultiple Airlines
Fri 8/11:17 pmSTL - MAD
1 stop11h 38mMultiple Airlines
Deal found 6/11$1,113
This Iberia deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/2611:35 amMAD - STL
1 stop15h 45mIberia
Fri 8/18:01 pmSTL - MAD
1 stop10h 24mIberia
Deal found 6/10$1,114
This KLM deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/36:00 amMAD - STL
2 stops17h 42mKLM
Wed 8/201:26 pmSTL - MAD
1 stop13h 09mKLM
Deal found 6/12$1,248
This Air Canada deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/312:45 pmMAD - STL
2 stops33h 36mAir Canada
Thu 8/211:30 pmSTL - MAD
1 stop10h 10mAir Canada
Deal found 6/12$1,261
This Expedia deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/141:45 pmMAD - STL
1 stop13h 39mBritish Airways
Thu 7/171:19 pmSTL - MAD
1 stop13h 16mBritish Airways
Deal found 6/10$2,077

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Madrid to St. Louis that are best for you.

Fly from

Madrid

Fly to

St. Louis

Route

Depart

Return

Price

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

Fri 7/4

6:00 am-1:30 pm

1 stop14h 30m

Lambert-St Louis

Tue 7/8

8:15 am-8:05 am

1 stop16h 50m

$781

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

Fri 7/4

6:00 am-1:30 pm

1 stop14h 30m

Lambert-St Louis

Tue 7/8

5:15 am-6:40 am

2 stops18h 25m

$798

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

Sat 7/26

6:00 am-11:53 pm

2 stops24h 53m

Lambert-St Louis

Fri 8/1

9:27 am-9:35 am

2 stops17h 08m

$831

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

Thu 7/31

12:25 pm-9:05 pm

1 stop15h 40m

Lambert-St Louis

Tue 8/19

8:01 pm-1:25 pm

1 stop10h 24m

$1,094

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

Sat 7/26

11:35 am-7:08 pm

1 stop14h 33m

Lambert-St Louis

Fri 8/1

1:17 pm-7:55 am

1 stop11h 38m

$1,113

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

Sat 7/26

11:35 am-8:20 pm

1 stop15h 45m

Lambert-St Louis

Fri 8/1

8:01 pm-1:25 pm

1 stop10h 24m

$1,114

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

Sun 8/3

6:00 am-4:42 pm

2 stops17h 42m

Lambert-St Louis

Wed 8/20

1:26 pm-9:35 am

1 stop13h 09m

$1,248

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

Sun 8/3

12:45 pm-3:21 pm

2 stops33h 36m

Lambert-St Louis

Thu 8/21

1:30 pm-6:40 am

1 stop10h 10m

$1,261

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

Mon 7/14

1:45 pm-8:24 pm

1 stop13h 39m

Lambert-St Louis

Thu 7/17

1:19 pm-9:35 am

1 stop13h 16m

$2,077

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

Fri 7/11

2:45 pm-9:52 am

2 stops50h 07m

$512

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 21 results
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Best time to book a flight from Madrid to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Madrid with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Madrid to St. Louis

What is the cheapest month to book a flight from Madrid to St. Louis?

Currently, August is the cheapest month in which you can book a flight from Madrid to St. Louis (average of $311). Flying from Madrid to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated June 12, 2025.
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Turkish Airlines
7.3
Good
3,848 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Madrid to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Madrid to St. Louis round-trip?

    Lufthansa, at $781, was found to be the cheapest airline from Madrid to St. Louis.Alternate airlines to your destination round-trip include United Airlines and Delta. You may be able to fly from Madrid to St. Louis for 16% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Madrid to St. Louis one-way?

    The cheapest airline one-way is Lufthansa, with whom users have recently found tickets for as low as $719. However, be on the lookout for offers from Aer Lingus and Iberia, as they are both options that can get you from Madrid to St. Louis for a low price.

  • Can I find deals for flights from Madrid to St. Louis that include hotel bookings?

    Yes. In addition to deals on Madrid to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Madrid to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Madrid to St. Louis.

  • Can I find deals for business class flights from Madrid to St. Louis?

    Yes. Cheapflights offers flight deals from Madrid to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Madrid to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Madrid to St. Louis (average of $311). Flying from Madrid to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Madrid?

Book flights to Madrid if you plan to visit one of these locations
O'Fallon
Maryland Heights
Fairview Heights
Collinsville
Eureka
St. Peters
Glencoe
Festus
Alton
Farmington

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