Cheap flights from St. Louis (STL) to Madrid (MAD) from $548

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
May 13 — May 201

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 May 8, 2024.

Popular in

June

Cheapest in

February

Round-trip from

$562

One-way from

$548
High demand for flights, 36% potential price rise
Best time to find cheap flights, 38% potential price drop
From Lambert-St Louis to Madrid Barajas
One-way flight from Lambert-St Louis to Madrid Barajas

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 $976. You can even find prices in February for less than $976, 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 57%.

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 evening tend to be the most expensive. A flight in the morning could potentially save you up to 30% on airfare.

Cheap Air Canada flights from St. Louis to Madrid

Explore cheap flight options specifically provided by Air Canada 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 2,752,338 searches. Data last updated May 8, 2024.
Consider these cheap Air Canada 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.
Fri 11/14:10 pmSTL - MAD
2 stops34h 00mAir Canada
Sat 11/96:10 amMAD - STL
2 stops34h 43mAir Canada
Deal found 5/6$693
Wed 10/212:00 pmSTL - MAD
1 stop14h 20mAir Canada
Wed 10/912:45 pmMAD - STL
2 stops33h 35mAir Canada
Deal found 5/8$795
Wed 10/210:10 amSTL - MAD
2 stops16h 10mAir Canada
Wed 10/912:15 pmMAD - STL
1 stop34h 05mAir Canada
Deal found 5/7$801
Sat 9/2112:00 pmSTL - MAD
2 stops40h 15mAir Canada
Sat 10/512:45 pmMAD - STL
1 stop15h 20mAir Canada
Deal found 5/7$863
Sat 9/1412:00 pmSTL - MAD
2 stops40h 15mAir Canada
Wed 9/2512:45 pmMAD - STL
1 stop15h 20mAir Canada
Deal found 5/7$924
Sat 9/1412:00 pmSTL - MAD
2 stops40h 15mAir Canada
Sat 9/2812:45 pmMAD - STL
1 stop15h 20mAir Canada
Deal found 5/7$975
Sat 9/1412:00 pmSTL - MAD
2 stops40h 15mAir Canada
Sat 9/2812:45 pmMAD - STL
2 stops33h 35mAir Canada
Deal found 5/7$981
Wed 7/1712:00 pmSTL - MAD
1 stop11h 50mAir Canada
Thu 8/89:00 amMAD - STL
2 stops37h 21mAir Canada
Deal found 5/8$1,009
Wed 7/1710:10 amSTL - MAD
2 stops13h 40mAir Canada
Thu 8/89:00 amMAD - STL
2 stops37h 21mAir Canada
Deal found 5/8$1,015

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 2,752,338 searches. Data last updated May 8, 2024.
Browse through some of the cheapest American Airlines flights traveling from St. Louis to Madrid. Ensure the flight price, dates, time, and airline match your criteria before you book.
Fri 11/16:45 amSTL - MAD
1 stop20h 10mAmerican Airlines
Sat 11/93:55 pmMAD - STL
1 stop23h 59mAmerican Airlines
Deal found 5/6$694
Fri 11/17:30 amSTL - MAD
1 stop18h 20mAmerican Airlines
Sat 11/911:05 amMAD - STL
2 stops19h 17mAmerican Airlines
Deal found 5/6$697
Wed 10/211:08 amSTL - MAD
2 stops14h 02mAmerican Airlines
Wed 10/912:00 pmMAD - STL
2 stops16h 20mAmerican Airlines
Deal found 5/7$805
Mon 8/269:06 amSTL - MAD
1 stop14h 04mAmerican Airlines
Sun 12/2211:05 amMAD - STL
1 stop16h 17mAmerican Airlines
Deal found 5/7$872
Mon 8/267:00 amSTL - MAD
1 stop16h 10mAmerican Airlines
Sun 12/2211:05 amMAD - STL
2 stops19h 19mAmerican Airlines
Deal found 5/7$875
Mon 8/2610:25 amSTL - MAD
2 stops14h 45mAmerican Airlines
Sun 12/2211:05 amMAD - STL
2 stops19h 19mAmerican Airlines
Deal found 5/7$877
Thu 9/265:37 amSTL - MAD
1 stop17h 33mAmerican Airlines
Mon 10/1412:00 pmMAD - STL
1 stop12h 17mAmerican Airlines
Deal found 5/7$885
Thu 9/267:37 amSTL - MAD
1 stop15h 33mAmerican Airlines
Mon 10/1411:35 amMAD - STL
1 stop12h 47mAmerican Airlines
Deal found 5/8$886
Thu 9/267:37 amSTL - MAD
1 stop15h 33mAmerican Airlines
Mon 10/141:00 pmMAD - STL
2 stops15h 07mAmerican Airlines
Deal found 5/7$889

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

Find cheap flight options from St. Louis to Madrid specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,752,338 searches. Prices were last updated on May 8, 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 6/249:50 amSTL - MAD
2 stops18h 25mAir Canada
Wed 7/1012:45 pmMAD - STL
1 stop15h 20mAir Canada
Deal found 5/8$1,017
Mon 6/249:50 amSTL - MAD
2 stops18h 25mAir Canada
Wed 7/1012:45 pmMAD - STL
2 stops33h 36mAir Canada
Deal found 5/8$1,022
Sat 6/294:55 pmSTL - MAD
1 stop33h 10mIberia
Fri 7/1911:35 amMAD - STL
1 stop12h 46mIberia
Deal found 5/7$1,070
Sat 6/297:47 pmSTL - MAD
1 stop27h 53mBritish Airways
Fri 7/197:00 amMAD - STL
2 stops17h 19mBritish Airways
Deal found 5/7$1,083
Fri 6/711:00 amSTL - MAD
1 stop15h 20mAir Canada
Fri 6/1412:45 pmMAD - STL
2 stops39h 20mAir Canada
Deal found 5/8$1,105
Fri 6/712:44 pmSTL - MAD
1 stop13h 21mAmerican Airlines
Fri 6/1412:20 pmMAD - STL
1 stop14h 09mAmerican Airlines
Deal found 5/7$1,112
Sat 6/297:47 pmSTL - MAD
1 stop27h 53mBritish Airways
Fri 7/197:00 amMAD - STL
2 stops17h 19mBritish Airways
Deal found 5/8$1,113
Fri 6/79:23 amSTL - MAD
2 stops15h 47mAmerican Airlines
Fri 6/1410:25 amMAD - STL
2 stops16h 04mAmerican Airlines
Deal found 5/7$1,115
Sat 6/297:47 pmSTL - MAD
2 stops41h 08mBritish Airways
Fri 7/197:00 amMAD - STL
2 stops21h 54mBritish Airways
Deal found 5/7$1,119

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 2,752,338 searches. Data last updated May 8, 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.
Wed 12/48:00 amSTL - MAD
2 stops18h 15mMultiple Airlines
Fri 12/2012:15 pmMAD - STL
2 stops28h 38mMultiple Airlines
Deal found 5/7$594
Wed 12/47:30 amSTL - MAD
1 stop18h 45mMultiple Airlines
Fri 12/2012:15 pmMAD - STL
2 stops28h 38mMultiple Airlines
Deal found 5/7$641
Thu 11/710:30 amSTL - MAD
1 stop12h 10mAmerican Airlines
Tue 11/1211:30 amMAD - STL
1 stop17h 01mAmerican Airlines
Deal found 5/8$654
Thu 11/77:40 amSTL - MAD
2 stops15h 00mAmerican Airlines
Tue 11/1212:30 pmMAD - STL
2 stops17h 52mAmerican Airlines
Deal found 5/8$655
Thu 11/75:34 amSTL - MAD
1 stop19h 16mAmerican Airlines
Tue 11/121:00 pmMAD - STL
2 stops17h 22mAmerican Airlines
Deal found 5/8$657
Wed 12/47:40 amSTL - MAD
1 stop15h 05mAmerican Airlines
Fri 12/201:00 pmMAD - STL
1 stop17h 24mAmerican Airlines
Deal found 5/7$672
Fri 11/14:10 pmSTL - MAD
2 stops34h 00mAir Canada
Sat 11/96:10 amMAD - STL
2 stops34h 43mAir Canada
Deal found 5/6$693
Fri 11/16:45 amSTL - MAD
1 stop20h 10mAmerican Airlines
Sat 11/93:55 pmMAD - STL
1 stop23h 59mAmerican Airlines
Deal found 5/6$694
Fri 11/17:30 amSTL - MAD
1 stop18h 20mAmerican Airlines
Sat 11/911:05 amMAD - STL
2 stops19h 17mAmerican Airlines
Deal found 5/6$697

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 2,752,338 searches. Data last updated May 8, 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.
Tue 5/1411:09 amSTL - MAD
1 stop14h 56mBritish Airways
Sun 5/2612:20 pmMAD - STL
1 stop14h 08mBritish Airways
Deal found 5/7$1,796
Tue 5/1411:10 amSTL - MAD
2 stops17h 00mLufthansa
Sun 5/2611:50 amMAD - STL
2 stops16h 57mLufthansa
Deal found 5/7$1,805
Tue 5/149:51 amSTL - MAD
2 stops13h 19mAmerican Airlines
Sun 5/2612:20 pmMAD - STL
1 stop14h 10mAmerican Airlines
Deal found 5/7$1,810
Tue 5/146:02 pmSTL - MAD
3 stops45h 08mMultiple Airlines
Sun 5/2612:20 pmMAD - STL
2 stops41h 57mMultiple Airlines
Deal found 5/7$12,574
Tue 5/146:02 pmSTL - MAD
3 stops45h 08mMultiple Airlines
Sun 5/262:55 pmMAD - STL
3 stops39h 22mMultiple Airlines
Deal found 5/7$12,633

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 2,752,338 searches. Data last updated May 8, 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 11/410:30 amSTL - MAD
2 stops15h 45mUnited Airlines
Deal found 5/7$548
Mon 11/42:41 pmSTL - MAD
1 stop11h 14mIberia
Deal found 5/7$549
Wed 9/47:29 pmSTL - MAD
3 stops34h 11mMultiple Airlines
Deal found 5/7$634
Wed 9/47:29 pmSTL - MAD
3 stops34h 11mMultiple Airlines
Deal found 5/8$636
Wed 9/47:29 pmSTL - MAD
2 stops32h 56mMultiple Airlines
Deal found 5/7$760
Wed 9/47:29 pmSTL - MAD
2 stops32h 56mMultiple Airlines
Deal found 5/8$761
Wed 9/42:05 pmSTL - MAD
1 stop12h 00mIberia
Deal found 5/7$921
Wed 9/412:00 pmSTL - MAD
1 stop11h 50mAir Canada
Deal found 5/8$928

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 2,752,338 searches. Data last updated May 8, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$693 - $1,169

Route

Depart

Return

Price

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Fri 11/1

2 stops34h 00m

Madrid Barajas

Sat 11/9

2 stops34h 43m

$693

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Fri 11/1

1 stop20h 10m

Madrid Barajas

Sat 11/9

1 stop23h 59m

$694

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Wed 10/2

2 stops15h 11m

Madrid Barajas

Wed 10/9

2 stops33h 35m

$800

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Sat 9/21

2 stops31h 45m

Madrid Barajas

Sat 10/5

2 stops16h 29m

$869

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Thu 9/26

2 stops18h 34m

Madrid Barajas

Mon 10/14

2 stops31h 24m

$876

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Sat 6/29

1 stop33h 10m

Madrid Barajas

Fri 7/19

1 stop12h 46m

$1,070

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Fri 6/21

1 stop18h 30m

Madrid Barajas

Fri 6/28

1 stop19h 43m

$1,144

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Fri 6/21

2 stops14h 40m

Madrid Barajas

Fri 6/28

1 stop19h 43m

$1,148

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Fri 6/21

2 stops14h 40m

Madrid Barajas

Fri 6/28

2 stops17h 20m

$1,169

Flights are sorted by cheapest first

Deals found on 5/6

When is the best time to 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 3, 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

When is the cheapest time 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 5, 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

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 $717 while a round-trip flight costs $940. Price data was last updated on May 5, 2024.

Currently, December is the cheapest month in which you can book a flight from St. Louis to Madrid (average of $562). Flying from St. Louis to Madrid in June is currently the most expensive (average of $1,187). 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

$602

February

$586

March

$684

April

$696

May

$789

June

$1,187

July

$1,060

August

$799

September

$821

October

$691

November

$586

December

$562

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 May 8, 2024.
Read reviews from past customers who have flown Air Canada, American Airlines and United 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.
8.1
Very good
10,789 reviews

Comfort

7.9

Entertainment

8.0

Food

7.4

Crew

8.6

Overall

8.1

Boarding

8.2

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.

8.1
Very good
10,789 reviews
8.1
Very good
10,789 reviews

Comfort

7.9

Entertainment

8.0

Food

7.4

Crew

8.6

Overall

8.1

Boarding

8.2

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.

7.9
Good
1,592 reviews
8.1
Very good
10,789 reviews

Comfort

7.9

Entertainment

8.0

Food

7.4

Crew

8.6

Overall

8.1

Boarding

8.2

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.

7.5
Good
1,777 reviews
8.1
Very good
10,789 reviews

Comfort

7.9

Entertainment

8.0

Food

7.4

Crew

8.6

Overall

8.1

Boarding

8.2

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.

7.4
Good
11,043 reviews
8.1
Very good
10,789 reviews

Comfort

7.9

Entertainment

8.0

Food

7.4

Crew

8.6

Overall

8.1

Boarding

8.2

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.

7.3
Good
14,677 reviews
8.1
Very good
10,789 reviews

Comfort

7.9

Entertainment

8.0

Food

7.4

Crew

8.6

Overall

8.1

Boarding

8.2

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 $700 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Madrid for under $700. The cheapest flight booked recently is on Air Canada for just $693, but on average you can expect to pay $838.

  • Are there last-minute flights available from St. Louis to Madrid for under $1,800?

    There are currently 5+ open flights from St. Louis to Madrid within the next 7 days for less than $1,800.

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

    According to our current data, Air Canada ($693), American Airlines ($694), and United Airlines ($869) offers the cheapest pricing from St. Louis to Madrid. You may be able to fly from St. Louis to Madrid for 28% 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 United Airlines ($548), Iberia ($549), and Air Canada ($928).

  • 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!

  • 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 5/8.

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.

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 2,752,338 searches. Data last updated May 8, 2024.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$512Average$686FlexibilityNo cancel feeOn-time75%
Search KLM flights
IberiaCheapest$517Average$867FlexibilityNo cancel feeOn-time77%
Search Iberia flights
United AirlinesCheapest$526Average$776FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest$543Average$923FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$546Average$920FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
British AirwaysCheapest$590Average$884FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest$592Average$859FlexibilityNo cancel feeOn-time76%
Search Finnair flights
LufthansaCheapest$659Average$1,106FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air CanadaCheapest$706Average$1,317FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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.

Fly with Cheapflights

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How does Cheapflights help users find flights from St. Louis to Madrid?

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Why should you use Cheapflights to find cheap flight tickets from St. Louis to Madrid?

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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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