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Cheap flights from St. Louis (STL) to Madrid (MAD) from $449

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 11/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — MAD
Jun 7 — Jun 141
From?
To?
Fri 6/7
Fri 6/14
1 adult, Economy
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The best prices from Lambert-St Louis to Madrid Barajas are usually found in February or November, booked 5 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from St. Louis to Madrid

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 June 2, 2024.

Popular in

June

Cheapest in

February

Round-trip from

$559

One-way from

$449
High demand for flights, 36% potential price rise
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Best time to find cheap flights, 38% potential price drop
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From Lambert-St Louis to Madrid Barajas
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One-way flight from Lambert-St Louis to Madrid Barajas
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What is the cheapest day to fly round-trip from St. Louis to Madrid?

Friday 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.

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 $973. You can even find prices in February for less than $973, 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 55%.

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 evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 31% 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 2,810,401 searches. Data last updated June 2, 2024.
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.
Mon 10/2812:06 pmSTL - MAD
1 stop13h 44mAmerican Airlines
Fri 11/83:55 pmMAD - STL
1 stop23h 59mAmerican Airlines
Deal found 6/2$474
Mon 10/287:30 amSTL - MAD
1 stop18h 20mAmerican Airlines
Fri 11/812:30 pmMAD - STL
2 stops15h 49mAmerican Airlines
Deal found 6/2$478
Tue 11/56:00 amSTL - MAD
1 stop18h 50mAmerican Airlines
Sun 11/173:55 pmMAD - STL
1 stop23h 59mAmerican Airlines
Deal found 6/1$524
Thu 11/77:40 amSTL - MAD
2 stops15h 00mAmerican Airlines
Tue 11/121:00 pmMAD - STL
2 stops17h 22mAmerican Airlines
Deal found 6/1$528
Wed 10/169:19 amSTL - MAD
2 stops13h 21mAmerican Airlines
Thu 10/241:00 pmMAD - STL
2 stops15h 35mAmerican Airlines
Deal found 6/1$601
Mon 8/262:14 pmSTL - MAD
1 stop10h 36mAmerican Airlines
Sun 12/221:00 pmMAD - STL
1 stop26h 11mAmerican Airlines
Deal found 6/1$642
Tue 7/99:20 amSTL - MAD
1 stop13h 50mAmerican Airlines
Tue 7/1611:35 amMAD - STL
1 stop17h 19mAmerican Airlines
Deal found 5/31$696
Wed 7/38:01 amSTL - MAD
1 stop18h 04mAmerican Airlines
Wed 8/711:40 amMAD - STL
1 stop18h 44mAmerican Airlines
Deal found 6/1$698
Tue 8/610:25 amSTL - MAD
2 stops14h 45mAmerican Airlines
Tue 8/1311:35 amMAD - STL
1 stop17h 42mAmerican Airlines
Deal found 6/1$713

Cheap Delta flights from St. Louis to Madrid

Explore cheap flight options specifically provided by Delta 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 2,810,401 searches. Data last updated June 2, 2024.
Browse through some of the cheapest Delta flights traveling from St. Louis to Madrid. Ensure the flight price, dates, time, and airline match your criteria before you book.
Tue 8/275:27 pmSTL - MAD
2 stops15h 13mDelta
Tue 9/36:00 amMAD - STL
2 stops21h 03mDelta
Deal found 6/1$746
Wed 8/145:26 pmSTL - MAD
2 stops15h 14mDelta
Wed 8/216:00 amMAD - STL
2 stops24h 39mDelta
Deal found 6/1$757
Mon 8/1210:08 amSTL - MAD
1 stop15h 37mDelta
Mon 8/196:00 amMAD - STL
2 stops21h 36mDelta
Deal found 5/31$793
Wed 8/2810:04 amSTL - MAD
2 stops16h 31mDelta
Sun 9/16:00 amMAD - STL
2 stops24h 28mDelta
Deal found 6/1$809

Cheap St. Louis to Madrid flights in June & July 2024

Find cheap flight options from St. Louis to Madrid specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,810,401 searches. Prices were last updated on June 2, 2024.
Listed are some of the best fares we've found on flights departing from St. Louis to Madrid in 2024. For more flight deals, be sure to check back very soon.
Sun 6/25:25 pmSTL - MAD
1 stop32h 35mUnited Airlines
Tue 6/1810:50 amMAD - STL
2 stops29h 42mUnited Airlines
Deal found 6/1$691
Wed 6/57:10 amSTL - MAD
1 stop18h 00mAmerican Airlines
Wed 6/1212:20 pmMAD - STL
1 stop14h 09mAmerican Airlines
Deal found 5/31$696
Wed 6/59:23 amSTL - MAD
2 stops13h 17mAmerican Airlines
Wed 6/1212:20 pmMAD - STL
1 stop14h 09mAmerican Airlines
Deal found 5/31$699
Mon 6/38:07 amSTL - MAD
2 stops14h 33mAmerican Airlines
Wed 6/1212:20 pmMAD - STL
1 stop18h 43mAmerican Airlines
Deal found 6/1$702
Sat 6/227:47 pmSTL - MAD
1 stop30h 18mBritish Airways
Tue 7/234:00 pmMAD - STL
1 stop33h 40mBritish Airways
Deal found 6/1$736
Fri 6/79:44 amSTL - MAD
1 stop13h 56mBritish Airways
Fri 6/1411:35 amMAD - STL
1 stop12h 43mBritish Airways
Deal found 6/1$748
Mon 6/37:10 pmSTL - MAD
1 stop30h 35mAir France
Wed 6/1211:00 amMAD - STL
1 stop15h 19mAir France
Deal found 6/1$749
Thu 6/69:23 amSTL - MAD
2 stops13h 17mAmerican Airlines
Thu 6/1311:35 amMAD - STL
1 stop17h 27mAmerican Airlines
Deal found 6/1$752
Fri 6/71:42 pmSTL - MAD
2 stops23h 13mBritish Airways
Fri 6/1412:20 pmMAD - STL
1 stop17h 37mBritish Airways
Deal found 6/1$774

St. Louis to Madrid 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Madrid in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Listed are some of the best fares we've found on flights departing from St. Louis to Madrid in 2024. For more flight deals, be sure to check back very soon.
Mon 10/284:10 pmSTL - MAD
2 stops34h 00mMultiple Airlines
Fri 11/812:15 pmMAD - STL
2 stops28h 57mMultiple Airlines
Deal found 6/2$453
Mon 10/2812:06 pmSTL - MAD
1 stop13h 44mAmerican Airlines
Fri 11/83:55 pmMAD - STL
1 stop23h 59mAmerican Airlines
Deal found 6/2$474
Mon 10/287:30 amSTL - MAD
1 stop18h 20mAmerican Airlines
Fri 11/812:30 pmMAD - STL
2 stops15h 49mAmerican Airlines
Deal found 6/2$478
Thu 10/318:05 amSTL - MAD
2 stops18h 05mAir Canada
Wed 11/612:15 pmMAD - STL
2 stops28h 38mAir Canada
Deal found 6/1$520
Tue 11/510:40 amSTL - MAD
2 stops15h 30mAir Canada
Sun 11/1712:15 pmMAD - STL
2 stops34h 08mAir Canada
Deal found 6/1$521
Tue 11/56:00 amSTL - MAD
1 stop18h 50mAmerican Airlines
Sun 11/173:55 pmMAD - STL
1 stop23h 59mAmerican Airlines
Deal found 6/1$524
Thu 11/77:40 amSTL - MAD
2 stops15h 00mAmerican Airlines
Tue 11/121:00 pmMAD - STL
2 stops17h 22mAmerican Airlines
Deal found 6/1$528
Wed 10/166:02 amSTL - MAD
2 stops20h 18mUnited Airlines
Thu 10/2412:15 pmMAD - STL
2 stops28h 52mUnited Airlines
Deal found 6/1$575
Wed 10/1612:00 pmSTL - MAD
1 stop14h 20mAir Canada
Thu 10/2412:15 pmMAD - STL
1 stop15h 50mAir Canada
Deal found 6/1$582

St. Louis to Madrid flights leaving soon

Find last-minute flight options from St. Louis to Madrid for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Users seeking a last-minute flight from St. Louis to Madrid should consider booking one of these fares. Tip: verify your flight details before completing your reservation.
Fri 6/79:44 amSTL - MAD
1 stop13h 56mBritish Airways
Fri 6/1411:35 amMAD - STL
1 stop12h 43mBritish Airways
Deal found 6/1$748
Fri 6/71:42 pmSTL - MAD
2 stops23h 13mBritish Airways
Fri 6/1412:20 pmMAD - STL
1 stop17h 37mBritish Airways
Deal found 6/1$774
Fri 6/75:15 amSTL - MAD
2 stops19h 55mAmerican Airlines
Fri 6/1412:25 pmMAD - STL
2 stops18h 38mAmerican Airlines
Deal found 6/1$952
Fri 6/710:15 amSTL - MAD
2 stops15h 45mUnited Airlines
Fri 6/146:20 amMAD - STL
2 stops16h 21mUnited Airlines
Deal found 6/2$1,329
Fri 6/76:30 amSTL - MAD
2 stops21h 45mUnited Airlines
Fri 6/146:20 amMAD - STL
2 stops34h 48mUnited Airlines
Deal found 6/1$1,378
Fri 6/79:47 amSTL - MAD
2 stops40h 03mMultiple Airlines
Fri 6/143:45 pmMAD - STL
3 stops38h 13mMultiple Airlines
Deal found 6/2$12,626

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 2,810,401 searches. Data last updated June 2, 2024.
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.
Mon 11/44:10 pmSTL - MAD
2 stops34h 00mAir Canada
Deal found 6/1$449
Mon 11/47:30 amSTL - MAD
1 stop17h 20mIberia
Deal found 6/1$469
Sun 6/167:29 pmSTL - MAD
3 stops46h 21mMultiple Airlines
Deal found 6/1$499
Wed 9/47:29 pmSTL - MAD
3 stops40h 41mMultiple Airlines
Deal found 6/1$521
Sun 6/166:55 pmSTL - MAD
2 stops34h 15mMultiple Airlines
Deal found 6/1$529
Wed 9/412:10 pmSTL - MAD
1 stop19h 15mIberia
Deal found 6/1$553
Wed 9/46:34 amSTL - MAD
2 stops18h 31mUnited Airlines
Deal found 6/2$566
Sun 9/82:00 pmSTL - MAD
2 stops26h 25mMultiple Airlines
Deal found 6/1$809
Sun 9/82:00 pmSTL - MAD
3 stops24h 50mMultiple Airlines
Deal found 6/1$857

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 2,810,401 searches. Data last updated June 2, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$453 - $746

Route

Depart

Return

Price

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Mon 10/28

2 stops34h 00m

Madrid Barajas

Fri 11/8

2 stops28h 57m

$453

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Mon 10/28

1 stop13h 44m

Madrid Barajas

Fri 11/8

1 stop23h 59m

$474

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Thu 10/31

2 stops18h 05m

Madrid Barajas

Wed 11/6

2 stops28h 38m

$520

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Wed 10/16

2 stops20h 18m

Madrid Barajas

Thu 10/24

2 stops28h 52m

$575

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Wed 10/16

2 stops14h 20m

Madrid Barajas

Fri 10/25

2 stops17h 34m

$635

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Mon 8/26

2 stops20h 33m

Madrid Barajas

Sun 12/22

2 stops36h 47m

$675

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Wed 10/16

1 stop17h 20m

Madrid Barajas

Sat 10/26

1 stop15h 32m

$685

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Thu 10/17

1 stop11h 40m

Madrid Barajas

Sat 10/26

1 stop19h 35m

$697

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Tue 8/27

2 stops15h 13m

Madrid Barajas

Tue 9/3

2 stops21h 03m

$746

Flights are sorted by cheapest first

Deals found on 6/2

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 May 31, 2024.
The best time to book flights from St. Louis to Madrid is 5 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.
Search Deals

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

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Madrid. Price data was last updated on May 26, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their St. Louis to Madrid flight should consider departing on Monday afternoons when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

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.

Temperature and rainfall in Madrid by month

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

MAD

Temperature

41 - 77 °F

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 June 2, 2024.
Read reviews from past customers who have flown American Airlines, Delta and Lufthansa 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
10,410 reviews
Check prices

Crew

8.6

Overall

8.0

Food

7.4

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.0
Very good
10,410 reviews
Delta
8.0
Very good
10,410 reviews
Check prices

Crew

8.6

Overall

8.0

Food

7.4

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

KLM
7.9
Good
1,507 reviews
Delta
8.0
Very good
10,410 reviews
Check prices

Crew

8.6

Overall

8.0

Food

7.4

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Air France
7.5
Good
1,728 reviews
Delta
8.0
Very good
10,410 reviews
Check prices

Crew

8.6

Overall

8.0

Food

7.4

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

United Airlines
7.4
Good
10,755 reviews
Delta
8.0
Very good
10,410 reviews
Check prices

Crew

8.6

Overall

8.0

Food

7.4

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

American Airlines
7.3
Good
14,260 reviews
Delta
8.0
Very good
10,410 reviews
Check prices

Crew

8.6

Overall

8.0

Food

7.4

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

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 $500 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Madrid for under $500. The cheapest flight booked recently is on Multiple Airlines for just $453, but on average you can expect to pay $576.

  • Are there last-minute flights available from St. Louis to Madrid for under $800?

    There are currently 6+ open flights from St. Louis to Madrid within the next 7 days for less than $800.

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

    According to our current data, American Airlines ($474), Air Canada ($520), and United Airlines ($575) offers the cheapest pricing from St. Louis to Madrid. You may be able to fly from St. Louis to Madrid for 51% 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 Air Canada ($449), Iberia ($469), and United Airlines ($566).

  • 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!

  • Can I find deals for flights from St. Louis to Madrid that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to Madrid flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from St. Louis to Madrid with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Madrid flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from St. Louis to Madrid that allow pets onboard?

    Many airlines flying from St. Louis to Madrid offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from St. Louis to Madrid?

    Yes, you can often find last-minute deals on St. Louis to Madrid flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the St. Louis to Madrid flight deals updated?

    The St. Louis to Madrid flight deals you see on this page were last updated on 6/2.

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

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

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

    Currently, December is the cheapest month in which you can book a flight from St. Louis to Madrid (average of $559). Flying from St. Louis to Madrid in June is currently the most expensive (average of $1,155). 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

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Alternative routes for St. Louis to Madrid
See prices for flight routes from nearby airports that may be better suited for you.

Kansas City to Madrid flights
Springfield to Madrid flights
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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 2,810,401 searches. Data last updated June 2, 2024.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$512Average$855FlexibilityNo cancel feeOn-time77%
Search Iberia flights
KLMCheapest$515Average$686FlexibilityNo cancel feeOn-time75%
Search KLM flights
United AirlinesCheapest$528Average$777FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest$545Average$923FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$546Average$897FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
British AirwaysCheapest$591Average$889FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest$592Average$859FlexibilityNo cancel feeOn-time76%
Search Finnair flights
LufthansaCheapest$659Average$1,111FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air CanadaCheapest$711Average$1,317FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
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Search flights from St. Louis to Madrid by cabin class

Find flights from St. Louis to Madrid, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Cheapflights simply makes it quick and affordable to book flights from St. Louis to Madrid by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from St. Louis to Madrid with no change fees?

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.

Can Cheapflights notify me if prices for flights from St. Louis to Madrid become cheaper?

Of course! You can now track prices for flights from St. Louis to Madrid and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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