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

According to our current data, Iberia ($598), Air Canada ($602), and United Airlines ($605) offers the cheapest pricing from St. Louis to Madrid. You may be able to fly from St. Louis to Madrid for 37% less than the average price by searching for these airlines.

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

The cheapest airlines for a one-way flight from St. Louis to Madrid are Lufthansa ($493), Iberia ($536), and KLM ($547).

What is the cheapest day to fly from St. Louis to Madrid?

Travelers seeking maximum savings on their St. Louis to Madrid flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular airlines that fly from St. Louis to Madrid?

American Airlines, Air Canada and British Airways are the most popular airlines when flying from St. Louis to Madrid.

What is the cheapest day to fly round-trip from St. Louis to Madrid?

Sunday flights are found to be more expensive to fly from St. Louis to Madrid. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Madrid.

How far in advance should I book a flight from St. Louis to Madrid?

Travelers have found it’s best to book a flight 50 days in advance to save up to 128% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 50 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from St. Louis to Madrid 1-2 weeks in advance for as low as $495, or $1,660 for flights within the next 24 hours.

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

The best pricing can be found in the month of February. Prices to Madrid from St. Louis average $954. You can even find prices in February for less than $954, as users have found deals to Madrid from as low as $453. The month of June appears to be one of the more expensive times to travel to Madrid from St. Louis. Flying in the targeted month can save you up to 50%.

Most accurate provider : When it comes to deals on St. Louis-Madrid flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on St. Louis-Madrid flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from St. Louis-Madrid flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on St. Louis-Madrid flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Madrid flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

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

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

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

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

$279+ Flights from St. Louis to Madrid, Spain

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The best prices from Lambert-St Louis to Madrid Barajas are usually found in February or August, booked 49 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from St. Louis to Madrid

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$598 (Cheapflightsfares)
One-way from	$279 (Kiwi.com)
Popular in	June
Cheapest in	February
Average price	$1,162

Provider with most accurate pricing for Lambert-St Louis-Madrid Barajas flight deals.

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Provider most trusted by Cheapflights users for Lambert-St Louis-Madrid Barajas flights.

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From Lambert-St Louis to Madrid Barajas

Search Deals

One-way flight from Lambert-St Louis to Madrid Barajas

Search Deals

High demand for flights, 28% potential price rise

Search Deals

Best time to find cheap flights, 4% potential price drop

Search Deals

Average for round-trip flights in December 2024

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Find flight deals from St. Louis to Madrid

Cheapest flights from St. Louis to Madrid
Explore the most affordable flight options available from St. Louis to Madrid. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2024.

Sun 12/2911:36 amSTL - MAD

1 stop14h 49mBritish Airways

Wed 1/88:40 pmMAD - STL

2 stops31h 01mBritish Airways

Deal found 12/22

$1,729

Thu 12/265:00 amSTL - MAD

3 stops24h 10mMultiple Airlines

Sat 12/281:00 pmMAD - STL

3 stops33h 06mMultiple Airlines

Deal found 12/22

$1,858

Sun 12/291:45 pmSTL - MAD

1 stop12h 40mIberia

Wed 1/812:35 pmMAD - STL

1 stop27h 19mIberia

Deal found 12/22

$1,860

Wed 12/255:30 pmSTL - MAD

2 stops37h 30mTurkish Airlines

Sun 12/2912:00 pmMAD - STL

2 stops34h 47mTurkish Airlines

Deal found 12/22

$2,114

Thu 12/266:30 amSTL - MAD

2 stops21h 35mAer Lingus

Sat 12/288:40 amMAD - STL

2 stops19h 19mAer Lingus

Deal found 12/22

$2,121

Best flights from St. Louis to Madrid
Discover carefully curated flight deals from St. Louis to Madrid that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 23, 2024.

Tue 3/412:00 pmSTL - MAD

1 stop12h 55mIberia

Thu 3/2011:35 amMAD - STL

1 stop16h 05mIberia

Deal found 12/22

$598

Sat 3/13:50 pmSTL - MAD

2 stops34h 45mAir Canada

Wed 3/1212:15 pmMAD - STL

2 stops32h 08mAir Canada

Deal found 12/22

$602

Tue 2/181:03 pmSTL - MAD

2 stops13h 12mUnited Airlines

Fri 2/2812:15 pmMAD - STL

2 stops35h 51mUnited Airlines

Deal found 12/22

$605

Sun 2/1611:57 amSTL - MAD

1 stop12h 58mMultiple Airlines

Thu 2/2711:35 amMAD - STL

1 stop17h 28mMultiple Airlines

Deal found 12/22

$613

Tue 3/43:10 pmSTL - MAD

2 stops15h 20mBritish Airways

Thu 3/2011:35 amMAD - STL

1 stop16h 43mBritish Airways

Deal found 12/22

$626

Sun 1/195:50 pmSTL - MAD

2 stops16h 10mDelta

Tue 2/411:00 amMAD - STL

1 stop19h 36mDelta

Deal found 12/22

$639

Sun 1/194:40 pmSTL - MAD

1 stop33h 20mVirgin Atlantic

Tue 2/411:00 amMAD - STL

1 stop14h 44mVirgin Atlantic

Deal found 12/22

$641

Sun 2/163:45 pmSTL - MAD

1 stop14h 20mLufthansa

Tue 2/2512:05 pmMAD - STL

2 stops18h 27mLufthansa

Deal found 12/22

$655

Sat 1/187:15 amSTL - MAD

2 stops17h 45mKLM

Sat 1/2511:00 amMAD - STL

1 stop14h 02mKLM

Deal found 12/22

$838

Thu 3/134:42 pmSTL - MAD

1 stop14h 08mAmerican Airlines

Mon 3/2410:00 amMAD - STL

1 stop19h 56mAmerican Airlines

Deal found 12/22

$844

Mon 4/284:00 pmSTL - MAD

2 stops37h 10mScandinavian Airlines

Fri 5/912:55 pmMAD - STL

2 stops38h 47mScandinavian Airlines

Deal found 12/21

$909

Mon 4/286:25 pmSTL - MAD

1 stop11h 55mFinnair

Thu 5/84:35 pmMAD - STL

1 stop13h 48mFinnair

Deal found 12/21

$933

Last-minute flights from St. Louis to Madrid
Discover last-minute flight deals from St. Louis to Madrid. Data last updated December 23, 2024 and is based on user searches.

Sun 12/2911:36 amSTL - MAD

1 stop14h 49mBritish Airways

Wed 1/88:40 pmMAD - STL

2 stops31h 01mBritish Airways

Deal found 12/22

$1,729

Sun 12/291:45 pmSTL - MAD

1 stop12h 40mIberia

Wed 1/812:35 pmMAD - STL

1 stop27h 19mIberia

Deal found 12/22

$1,860

Thu 1/26:30 amSTL - MAD

2 stops30h 20mAer Lingus

Tue 1/1411:50 amMAD - STL

2 stops17h 19mAer Lingus

Deal found 12/22

$1,384

Thu 1/211:42 amSTL - MAD

1 stop13h 13mMultiple Airlines

Tue 1/1411:35 amMAD - STL

1 stop17h 34mMultiple Airlines

Deal found 12/22

$1,733

Thu 1/211:36 amSTL - MAD

1 stop14h 49mAmerican Airlines

Tue 1/141:15 pmMAD - STL

2 stops15h 54mAmerican Airlines

Deal found 12/22

$1,748

Mon 1/610:16 amSTL - MAD

1 stop14h 39mAmerican Airlines

Sun 1/1211:30 amMAD - STL

1 stop17h 58mAmerican Airlines

Deal found 12/22

$1,541

Sat 1/113:50 pmSTL - MAD

2 stops34h 45mAir Canada

Sat 1/1812:05 pmMAD - STL

2 stops58h 01mAir Canada

Deal found 12/21

$803

Tue 1/148:00 amSTL - MAD

2 stops18h 35mUnited Airlines

Tue 1/2111:15 amMAD - STL

2 stops17h 30mUnited Airlines

Deal found 12/22

$738

Tue 1/141:40 pmSTL - MAD

1 stop12h 45mBritish Airways

Tue 1/2112:30 pmMAD - STL

2 stops16h 39mBritish Airways

Deal found 12/22

$751

Wed 1/155:30 pmSTL - MAD

2 stops37h 30mTurkish Airlines

Thu 1/235:50 pmMAD - STL

2 stops28h 48mTurkish Airlines

Deal found 12/22

$1,286

Sat 1/183:41 pmSTL - MAD

1 stop15h 04mIberia

Sat 1/251:15 pmMAD - STL

1 stop14h 26mIberia

Deal found 12/22

$737

Sat 1/187:15 amSTL - MAD

2 stops17h 45mKLM

Sat 1/2511:00 amMAD - STL

1 stop14h 02mKLM

Deal found 12/22

$838

One-way flights from St. Louis to Madrid
Search for one-way flight options from St. Louis to Madrid. Find affordable one-way fares based on user searches. Data last updated December 23, 2024.

Wed 1/155:05 pmSTL - MAD

2 stops43h 10mMultiple Airlines

Deal found 12/23

$279

Sun 1/123:45 pmSTL - MAD

1 stop14h 20mLufthansa

Deal found 12/22

$493

Wed 1/811:38 amSTL - MAD

1 stop14h 47mIberia

Deal found 12/22

$536

Wed 1/82:00 pmSTL - MAD

1 stop12h 00mKLM

Deal found 12/22

$547

Tue 1/75:00 pmSTL - MAD

1 stop33h 00mDelta

Deal found 12/22

$560

Tue 1/76:00 pmSTL - MAD

2 stops18h 55mBritish Airways

Deal found 12/22

$564

Thu 4/173:50 pmSTL - MAD

2 stops33h 00mAir Canada

Deal found 12/21

$679

Find flights from St. Louis to Madrid within your budget

Fly from

Fly to

Route

Depart

Return

Price

St. LouisMadrid

STL - MAD

STLMAD

Lambert-St Louis

Tue 3/4

12:00 pm-7:55 am

1 stop12h 55m

Madrid Barajas

Thu 3/20

11:35 am-9:40 pm

1 stop16h 05m

$598

St. LouisMadrid

STL - MAD

STLMAD

Lambert-St Louis

Sat 3/1

3:50 pm-9:35 am

2 stops34h 45m

Madrid Barajas

Wed 3/12

12:15 pm-2:23 pm

2 stops32h 08m

$602

St. LouisMadrid

STL - MAD

STLMAD

Lambert-St Louis

Tue 2/18

1:03 pm-9:15 am

2 stops13h 12m

Madrid Barajas

Fri 2/28

12:15 pm-5:06 pm

2 stops35h 51m

$605

St. LouisMadrid

STL - MAD

STLMAD

Lambert-St Louis

Sun 2/16

11:57 am-7:55 am

1 stop12h 58m

Madrid Barajas

Fri 2/28

11:35 am-6:05 pm

1 stop13h 30m

$613

St. LouisMadrid

STL - MAD

STLMAD

Lambert-St Louis

Tue 3/4

3:10 pm-1:30 pm

2 stops15h 20m

Madrid Barajas

Thu 3/20

11:35 am-10:18 pm

1 stop16h 43m

$626

St. LouisMadrid

STL - MAD

STLMAD

Lambert-St Louis

Sun 1/19

5:50 pm-5:00 pm

2 stops16h 10m

Madrid Barajas

Tue 2/4

11:00 am-11:36 pm

1 stop19h 36m

$639

St. LouisMadrid

STL - MAD

STLMAD

Lambert-St Louis

Sun 1/19

4:40 pm-9:00 am

1 stop33h 20m

Madrid Barajas

Tue 2/4

11:00 am-6:44 pm

1 stop14h 44m

$641

St. LouisMadrid

STL - MAD

STLMAD

Lambert-St Louis

Sun 2/16

3:45 pm-1:05 pm

1 stop14h 20m

Madrid Barajas

Tue 2/25

12:05 pm-11:32 pm

2 stops18h 27m

$655

St. LouisMadrid

STL - MAD

STLMAD

Lambert-St Louis

Thu 3/13

4:42 pm-12:50 pm

1 stop14h 08m

Madrid Barajas

Mon 3/24

10:00 am-11:56 pm

1 stop19h 56m

$844

St. LouisMadrid

STL - MAD

STLMAD

Lambert-St Louis

Fri 1/17

2:00 pm-9:00 am

1 stop12h 00m

Madrid Barajas

Sat 1/25

6:00 am-6:02 pm

2 stops19h 02m

$849

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/23

Showing 1-10 of 19 results

Compare providers for flights from St. Louis to Madrid

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Madrid in December.

Provider	Price Accuracy	Trust Score*
AranGrant	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
Expedia	Price Accuracy1 star	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on St. Louis-Madrid flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on St. Louis-Madrid flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from St. Louis-Madrid flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on St. Louis-Madrid flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Madrid flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to Madrid

Have a flexible travel schedule? Discover the best time to fly to Madrid from St. Louis 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.

Travel insights for flights from St. Louis to Madrid

Get recent, data-driven insights about flights from St. Louis to Madrid including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from St. Louis to Madrid?

The best time to book flights from St. Louis to Madrid is 49 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, November is the cheapest month in which you can book a flight from St. Louis to Madrid (average of $543). Flying from St. Louis to Madrid in June is currently the most expensive (average of $1,134). 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.

What is the cheapest time of day to fly from STL to MAD?

One of the essential ways to save on airfare from St. Louis to Madrid is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 18% on airfare.

Rainfall in Madrid by month

In terms of precipitation, rainfall in Madrid ranges from 0.4 - 2.4 inches per month. November is typically the wettest month, when rainfall can reach 2.4 in. July is typically the driest time to visit Madrid when rainfall is around 0.4 in.

Temperature in Madrid by month

If weather is an important factor for your trip to Madrid, 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 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Madrid

Read reviews from past customers who have flown Iberia, British Airways and American Airlines from St. Louis to Madrid. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

8,588 reviews

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

8,588 reviews

Delta

8.0

Very good

8,588 reviews

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM

7.8

Good

1,345 reviews

Delta

8.0

Very good

8,588 reviews

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair

7.7

Good

1,285 reviews

Delta

8.0

Very good

8,588 reviews

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Virgin Atlantic

7.5

Good

667 reviews

Delta

8.0

Very good

8,588 reviews

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

9,020 reviews

Delta

8.0

Very good

8,588 reviews

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What are the cheapest airlines flying from St. Louis to Madrid round-trip?
According to our current data, Iberia ($598), Air Canada ($602), and United Airlines ($605) offers the cheapest pricing from St. Louis to Madrid. You may be able to fly from St. Louis to Madrid for 37% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from St. Louis to Madrid one-way?
The cheapest airlines for a one-way flight from St. Louis to Madrid are Lufthansa ($493), Iberia ($536), and KLM ($547).
Can I find deals for flights from St. Louis to Madrid that include hotel bookings?
Yes. In addition to deals on St. Louis to Madrid flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St. Louis to Madrid?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Madrid.
Can I find deals for business class flights from St. Louis to Madrid?
Yes. Cheapflights offers flight deals from St. Louis to Madrid 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 St. Louis to Madrid?
Currently, November is the cheapest month in which you can book a flight from St. Louis to Madrid (average of $543). Flying from St. Louis to Madrid in June is currently the most expensive (average of $1,134). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for St. Louis to Madrid

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Other flights to Madrid

Top 8 airlines flying from St. Louis to Madrid

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$499	Average$823	FlexibilityNo cancel fee	On-time69%
Iberia	Cheapest$519	Average$848	FlexibilityNo cancel fee	On-time77%
British Airways	Cheapest$534	Average$850	FlexibilityNo cancel fee	On-time70%
KLM	Cheapest$540	Average$881	FlexibilityNo cancel fee	On-time75%
American Airlines	Cheapest$547	Average$893	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$556	Average$823	FlexibilityNo cancel fee	On-timeN/A
Lufthansa	Cheapest$615	Average$849	FlexibilityNo cancel fee	On-time76%
Air Canada	Cheapest$670	Average$1,317	FlexibilityNo cancel fee	On-time67%

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$279+ Cheap flights from St. Louis (STL) to Madrid, Spain (MAD)

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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. Louis to Madrid with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

The best prices from Lambert-St Louis to Madrid Barajas are usually found in February or August, booked 49 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from St. Louis to Madrid

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from St. Louis to Madrid

Cheapest flights from St. Louis to MadridExplore the most affordable flight options available from St. Louis to Madrid. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2024.

Explore the most affordable flight options available from St. Louis to Madrid. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2024.

Find flights from St. Louis to Madrid within your budget

Compare providers for flights from St. Louis to Madrid

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Madrid in December.

Best time to book a flight from St. Louis to Madrid

Have a flexible travel schedule? Discover the best time to fly to Madrid from St. Louis with our price prediction graph.

Travel insights for flights from St. Louis to Madrid

Get recent, data-driven insights about flights from St. Louis to Madrid including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from St. Louis to Madrid?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Madrid. Price data was last updated on December 20, 2024.

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

What is the cheapest time of day to fly from STL to MAD?

Find hourly flight availability from St. Louis to Madrid. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 23, 2024.

Rainfall in Madrid by month

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

Temperature in Madrid by month

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

Reviews of airlines servicing Madrid

Read reviews from past customers who have flown Iberia, British Airways and American Airlines from St. Louis to Madrid. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Madrid. 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 St. Louis to Madrid round-trip?

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

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St. Louis to Madrid

See prices for flight routes from nearby airports that may be better suited for you.

Top 8 airlines flying from St. Louis to Madrid

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Cheapest flights from St. Louis to Madrid
Explore the most affordable flight options available from St. Louis to Madrid. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2024.