Cheap flights from St. Louis (STL) to Madrid (MAD) from $509

This is the cheapest one-way flight price, found on 12/5. Prices may vary by date and flight preferences.
STL — MAD
Dec 11 — Dec 181

The best prices from Lambert-St Louis to Madrid Barajas are usually found in February or January, booked 33 days in advance, depart on a Wednesday or Monday and return on a Wednesday

How to find the cheapest flight from St. Louis (STL) to Madrid (MAD)

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Madrid (MAD). 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 December 6, 2023.

Popular in

December

Cheapest in

February

Average price

$1,559

Round-trip from

$578
High demand for flights, 34% potential price rise
Best time to find cheap flights, 40% potential price drop
Average for round-trip flights in December 2023
From Lambert-St Louis to Madrid Barajas

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

Monday 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 34 days in advance to save up to 468% 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 34 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 $1,110, or $2,197 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 $1,033. You can even find prices in February for less than $1,033, as users have found deals to Madrid from as low as $483. The month of December 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%.

When is the cheapest time to fly from St. Louis to Madrid (STL - 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 afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 40% on airfare.

Cheap American Airlines flights from St. Louis to Madrid

Explore cheap flight options specifically provided by American Airlines for the route between St. Louis and Madrid. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,836,739 searches. Data last updated December 6, 2023.
Consider these cheap American Airlines flights we've found departing from St. Louis to Madrid. Be sure to come back soon if the deals available don't appeal to you at this time.

Cheap United Airlines flights from St. Louis to Madrid

Explore cheap flight options specifically provided by United Airlines for the route between St. Louis and Madrid. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,836,739 searches. Data last updated December 6, 2023.
Browse through some of the cheapest United Airlines flights traveling from St. Louis to Madrid. Ensure the flight price, dates, time, and airline match your criteria before you book.

Cheap St. Louis to Madrid flights in December & January 2023

Find cheap flight options from St. Louis to Madrid specifically for the months of December and January 2023. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,836,739 searches. Prices were last updated on December 6, 2023.
Listed are some of the best fares we've found on flights departing from St. Louis to Madrid in 2023. For more flight deals, be sure to check back very soon.

St. Louis to Madrid 2023 flight deals

Discover exclusive flight deals for travel between St. Louis and Madrid in 2023. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,836,739 searches. Data last updated December 6, 2023.
Listed are some of the best fares we've found on flights departing from St. Louis to Madrid in 2023. For more flight deals, be sure to check back very soon.

One-way flights to Madrid from St. Louis

Search for one-way flight options from St. Louis to Madrid. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,836,739 searches. Data last updated December 6, 2023.
If you're seeking multiple options on one-way flights from St. Louis to Madrid, be sure to check out these deals, which are updated often. Users needing a return flight from St. Louis to Madrid should utilize the search form above.

Find flights from St. Louis to Madrid within your budget

Customize your flight search to find flights from St. Louis to Madrid 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 2,836,739 searches. Data last updated December 6, 2023.

Fly from

Any airport

Fly to

Any airport

Budget

$608 - $1,210

Route

Depart

Return

Price

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Wed 1/10

1 stop13h 21m

Madrid Barajas

Thu 1/18

1 stop13h 30m

$608

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Tue 3/5

2 stops19h 00m

Madrid Barajas

Tue 3/12

2 stops29h 43m

$616

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Tue 3/5

2 stops15h 32m

Madrid Barajas

Tue 3/12

1 stop16h 18m

$619

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Fri 2/9

2 stops14h 55m

Madrid Barajas

Fri 2/16

2 stops17h 08m

$671

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Thu 1/4

2 stops21h 15m

Madrid Barajas

Thu 1/18

2 stops41h 36m

$676

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Thu 1/4

1 stop13h 02m

Madrid Barajas

Thu 1/18

1 stop16h 27m

$704

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Wed 5/1

2 stops16h 00m

Madrid Barajas

Fri 5/10

2 stops38h 35m

$708

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Fri 2/9

2 stops16h 11m

Madrid Barajas

Sun 2/18

2 stops17h 42m

$758

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Sun 2/11

2 stops17h 05m

Madrid Barajas

Fri 2/16

1 stop14h 45m

$1,210

Flights are sorted by cheapest first

Deals found on 12/5

Average price of flights to Madrid by month

Plan your trip from St. Louis to Madrid by taking into account the cheapest months to travel. The average price of a one-way flight from St. Louis to Madrid is currently 5675.33 USD while a round-trip flight costs 730.00 USD. Price data was last updated on December 3, 2023.

Currently, February is the cheapest month in which you can book a flight from St. Louis to Madrid (average of $578). Flying from St. Louis to Madrid in June is currently the most expensive (average of $1,248). 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.

January

$580

February

$578

March

$657

April

$779

May

$1,000

June

$1,248

July

$1,183

August

$882

September

$845

October

$692

November

$593

December

$593

Reviews of airlines servicing Madrid

Get insights into the airlines that provide service to Madrid. 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 Madrid. Reviews last updated December 6, 2023.
Read reviews from past customers who have flown American Airlines, United Airlines and Iberia 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.
7.9
Good
3,035 reviews

Boarding

8.0

Comfort

7.9

Overall

7.9

Food

7.2

Entertainment

7.8

Crew

8.5

Reviews

1 / 10

On time flights; courteous staff; efficient boarding system! Thank you!

7.9
Good
3,035 reviews
7.9
Good
3,035 reviews

Boarding

8.0

Comfort

7.9

Overall

7.9

Food

7.2

Entertainment

7.8

Crew

8.5

Reviews

1 / 10

On time flights; courteous staff; efficient boarding system! Thank you!

7.4
Good
198 reviews
7.9
Good
3,035 reviews

Boarding

8.0

Comfort

7.9

Overall

7.9

Food

7.2

Entertainment

7.8

Crew

8.5

Reviews

1 / 10

On time flights; courteous staff; efficient boarding system! Thank you!

7.4
Good
1,901 reviews
7.9
Good
3,035 reviews

Boarding

8.0

Comfort

7.9

Overall

7.9

Food

7.2

Entertainment

7.8

Crew

8.5

Reviews

1 / 10

On time flights; courteous staff; efficient boarding system! Thank you!

7.2
Good
2,645 reviews
7.9
Good
3,035 reviews

Boarding

8.0

Comfort

7.9

Overall

7.9

Food

7.2

Entertainment

7.8

Crew

8.5

Reviews

1 / 10

On time flights; courteous staff; efficient boarding system! Thank you!

7.0
Good
809 reviews
7.9
Good
3,035 reviews

Boarding

8.0

Comfort

7.9

Overall

7.9

Food

7.2

Entertainment

7.8

Crew

8.5

Reviews

1 / 10

On time flights; courteous staff; efficient boarding system! Thank you!

Average temperature in Madrid by month

Plan your trip to Madrid by selecting the month that matches your preferred temperature. January sees the highest average temperature while July sees the lowest average temperature. Temperature data was last updated on December 3, 2023.

MAD

Temperature

41 - 77 °F

Average rainfall in Madrid by month

Keep in mind the precipitation totals in Madrid when planning your trip. Madrid sees an average of 1.33 precipitation per year with the most occurring in November. Precipitation data was last updated on December 3, 2023.

MAD

Rainfall

0.4 - 2.4 inches

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.

Can I find flights from St. Louis to Madrid for under $700 on Cheapflights?

Yes, there are multiple flights from St. Louis to Madrid for under $700. The cheapest flight booked recently is on American Airlines for just $608, but on average you can expect to pay $662.

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

According to our current data, American Airlines ($608), Delta ($616), and British Airways ($619) offers the cheapest pricing from St. Louis to Madrid. You may be able to fly from St. Louis to Madrid for 41% less than the average price by searching for these airlines.

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

What does STL to MAD mean?

Great question - STL to MAD just means Lambert-St Louis Airport to Madrid Barajas Airport. Now you’ll know what these unique codes when you look for flights!

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.

Top 9 airlines flying from St. Louis to Madrid

Discover the top 9 airlines that operate flights from St. Louis to Madrid. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,836,739 searches. Data last updated December 6, 2023.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$516Average$835FlexibilityNo cancel feeOn-time77%
Search Iberia flights
KLMCheapest$526Average$676FlexibilityNo cancel feeOn-time75%
Search KLM flights
DeltaCheapest$527Average$1,189FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
FinnairCheapest$592Average$807FlexibilityNo cancel feeOn-time76%
Search Finnair flights
American AirlinesCheapest$607Average$959FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
British AirwaysCheapest$611Average$998FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest$632Average$1,326FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest$659Average$1,214FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air CanadaCheapest$881Average$1,326FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Search flights to Madrid by cabin class

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Certainly. Search results for flights to Madrid from St. Louis shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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