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Cheap flights from St. Louis (STL) to Madrid (MAD) from $306

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 7/16. 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 2 — Jun 91
From?
To?
Sun 6/2
Sun 6/9
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 May 28, 2024.

Popular in

June

Cheapest in

February

Average price

$1,410

Round-trip from

$559
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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Average for round-trip flights in May 2024
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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 $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 55%.

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 afternoon could potentially save you up to 31% on airfare.

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 2,696,634 searches. Data last updated May 28, 2024.
Consider these cheap United 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 6/36:08 amSTL - MAD
1 stop19h 52mUnited Airlines
Tue 6/1811:15 amMAD - STL
1 stop15h 04mUnited Airlines
Deal found 5/28$730
Mon 8/126:30 amSTL - MAD
2 stops18h 35mUnited Airlines
Tue 8/2711:15 amMAD - STL
2 stops17h 37mUnited Airlines
Deal found 5/28$808
Thu 8/158:25 amSTL - MAD
1 stop16h 40mUnited Airlines
Tue 8/2711:15 amMAD - STL
2 stops17h 37mUnited Airlines
Deal found 5/28$858
Mon 8/126:30 amSTL - MAD
2 stops18h 35mUnited Airlines
Mon 8/2611:15 amMAD - STL
1 stop29h 41mUnited Airlines
Deal found 5/28$866
Fri 8/161:04 pmSTL - MAD
1 stop12h 01mUnited Airlines
Mon 8/2611:15 amMAD - STL
1 stop29h 41mUnited Airlines
Deal found 5/28$912

Cheap Iberia flights from St. Louis to Madrid

Explore cheap flight options specifically provided by Iberia 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 2,696,634 searches. Data last updated May 28, 2024.
Browse through some of the cheapest Iberia flights traveling from St. Louis to Madrid. Ensure the flight price, dates, time, and airline match your criteria before you book.
Wed 10/94:20 pmSTL - MAD
1 stop15h 05mIberia
Tue 10/2212:20 pmMAD - STL
1 stop14h 55mIberia
Deal found 5/27$679
Thu 8/1511:05 amSTL - MAD
1 stop11h 35mIberia
Mon 8/2612:20 pmMAD - STL
1 stop13h 41mIberia
Deal found 5/28$904

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 2,696,634 searches. Prices were last updated on May 28, 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 6/36:08 amSTL - MAD
1 stop19h 52mUnited Airlines
Tue 6/1811:15 amMAD - STL
1 stop15h 04mUnited Airlines
Deal found 5/28$730
Mon 6/35:56 pmSTL - MAD
1 stop30h 49mDelta
Tue 6/1810:00 amMAD - STL
2 stops30h 15mDelta
Deal found 5/28$731
Mon 6/36:08 amSTL - MAD
1 stop19h 52mMultiple Airlines
Wed 6/1212:45 pmMAD - STL
1 stop33h 36mMultiple Airlines
Deal found 5/27$734
Mon 6/35:55 amSTL - MAD
1 stop18h 55mAmerican Airlines
Wed 6/1212:20 pmMAD - STL
1 stop14h 09mAmerican Airlines
Deal found 5/27$736
Wed 6/195:00 amSTL - MAD
1 stop19h 45mAmerican Airlines
Wed 6/2611:35 amMAD - STL
1 stop12h 43mAmerican Airlines
Deal found 5/28$738
Mon 6/310:46 amSTL - MAD
2 stops14h 04mAmerican Airlines
Wed 6/1212:20 pmMAD - STL
1 stop18h 43mAmerican Airlines
Deal found 5/27$739
Wed 6/1911:25 amSTL - MAD
2 stops17h 00mDelta
Wed 6/2612:20 pmMAD - STL
2 stops16h 35mDelta
Deal found 5/28$776
Wed 6/199:44 amSTL - MAD
1 stop13h 56mBritish Airways
Wed 6/268:50 pmMAD - STL
2 stops27h 28mBritish Airways
Deal found 5/28$779
Fri 6/75:15 amSTL - MAD
1 stop17h 55mAmerican Airlines
Fri 6/1412:20 pmMAD - STL
1 stop18h 43mAmerican Airlines
Deal found 5/28$785

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 2,696,634 searches. Data last updated May 28, 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 10/287:00 amSTL - MAD
1 stop20h 15mMultiple Airlines
Fri 11/812:15 pmMAD - STL
2 stops31h 00mMultiple Airlines
Deal found 5/28$532
Sat 10/264:05 pmSTL - MAD
2 stops34h 05mMultiple Airlines
Fri 11/812:15 pmMAD - STL
2 stops28h 57mMultiple Airlines
Deal found 5/27$533
Tue 10/295:40 pmSTL - MAD
1 stop33h 35mMultiple Airlines
Wed 11/612:15 pmMAD - STL
2 stops28h 38mMultiple Airlines
Deal found 5/27$539
Sat 10/264:05 pmSTL - MAD
2 stops34h 05mAir Canada
Wed 11/612:15 pmMAD - STL
2 stops28h 38mAir Canada
Deal found 5/27$551
Tue 10/292:41 pmSTL - MAD
2 stops15h 09mBritish Airways
Thu 11/711:30 amMAD - STL
1 stop17h 01mBritish Airways
Deal found 5/27$552
Sat 10/264:05 pmSTL - MAD
2 stops34h 05mMultiple Airlines
Thu 11/76:15 amMAD - STL
2 stops34h 38mMultiple Airlines
Deal found 5/27$553
Sun 10/271:40 pmSTL - MAD
1 stop14h 30mMultiple Airlines
Wed 11/611:30 amMAD - STL
1 stop17h 01mMultiple Airlines
Deal found 5/27$554
Wed 10/305:43 amSTL - MAD
1 stop18h 02mAmerican Airlines
Thu 11/211:00 pmMAD - STL
2 stops17h 22mAmerican Airlines
Deal found 5/27$555
Wed 10/309:42 amSTL - MAD
2 stops14h 23mAmerican Airlines
Thu 11/71:00 pmMAD - STL
2 stops15h 31mAmerican Airlines
Deal found 5/27$557

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 2,696,634 searches. Data last updated May 28, 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.
Mon 6/36:08 amSTL - MAD
1 stop19h 52mUnited Airlines
Tue 6/1811:15 amMAD - STL
1 stop15h 04mUnited Airlines
Deal found 5/28$730
Mon 6/35:56 pmSTL - MAD
1 stop30h 49mDelta
Tue 6/1810:00 amMAD - STL
2 stops30h 15mDelta
Deal found 5/28$731
Mon 6/36:08 amSTL - MAD
1 stop19h 52mMultiple Airlines
Wed 6/1212:45 pmMAD - STL
1 stop33h 36mMultiple Airlines
Deal found 5/27$734
Mon 6/35:55 amSTL - MAD
1 stop18h 55mAmerican Airlines
Wed 6/1212:20 pmMAD - STL
1 stop14h 09mAmerican Airlines
Deal found 5/27$736
Mon 6/310:46 amSTL - MAD
2 stops14h 04mAmerican Airlines
Wed 6/1212:20 pmMAD - STL
1 stop18h 43mAmerican Airlines
Deal found 5/27$739
Fri 6/75:15 amSTL - MAD
1 stop17h 55mAmerican Airlines
Fri 6/1412:20 pmMAD - STL
1 stop18h 43mAmerican Airlines
Deal found 5/28$785
Fri 6/712:56 pmSTL - MAD
1 stop12h 14mBritish Airways
Fri 6/149:20 amMAD - STL
1 stop16h 23mBritish Airways
Deal found 5/27$788
Fri 6/711:03 amSTL - MAD
2 stops14h 07mAmerican Airlines
Fri 6/1410:25 amMAD - STL
2 stops16h 04mAmerican Airlines
Deal found 5/27$791
Fri 6/711:03 amSTL - MAD
2 stops14h 07mAmerican Airlines
Fri 6/1412:20 pmMAD - STL
1 stop17h 37mAmerican Airlines
Deal found 5/27$792

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 2,696,634 searches. Data last updated May 28, 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.
Tue 7/167:33 pmSTL - MAD
3 stops53h 52mMultiple Airlines
Deal found 5/27$306
Tue 7/1611:26 amSTL - MAD
2 stops40h 59mMultiple Airlines
Deal found 5/27$338
Wed 9/47:29 pmSTL - MAD
3 stops40h 41mMultiple Airlines
Deal found 5/27$525
Mon 11/44:10 pmSTL - MAD
2 stops34h 00mAir Canada
Deal found 5/27$529
Sat 6/811:34 amSTL - MAD
3 stops54h 41mMultiple Airlines
Deal found 5/26$535
Mon 11/47:30 amSTL - MAD
1 stop17h 20mIberia
Deal found 5/27$549
Wed 9/44:20 pmSTL - MAD
1 stop15h 05mIberia
Deal found 5/27$593
Wed 9/49:30 amSTL - MAD
2 stops15h 35mUnited Airlines
Deal found 5/27$606
Sat 6/811:00 amSTL - MAD
2 stops41h 15mAir Canada
Deal found 5/26$608

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 2,696,634 searches. Data last updated May 28, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$532 - $808

Route

Depart

Return

Price

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Mon 10/28

1 stop20h 15m

Madrid Barajas

Fri 11/8

2 stops31h 00m

$532

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Sat 10/26

2 stops34h 05m

Madrid Barajas

Wed 11/6

2 stops28h 38m

$551

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Tue 10/29

2 stops15h 09m

Madrid Barajas

Thu 11/7

1 stop17h 01m

$552

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Wed 10/30

1 stop18h 02m

Madrid Barajas

Thu 11/21

2 stops17h 22m

$555

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Sun 10/27

2 stops15h 00m

Madrid Barajas

Thu 11/7

1 stop14h 40m

$559

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Wed 10/9

1 stop15h 05m

Madrid Barajas

Tue 10/22

1 stop14h 55m

$679

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Fri 11/1

1 stop14h 25m

Madrid Barajas

Sat 11/9

2 stops18h 22m

$683

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Thu 10/10

2 stops14h 45m

Madrid Barajas

Wed 10/23

2 stops17h 51m

$790

Lambert-St LouisMadrid Barajas

STL - MAD

STLMAD

Lambert-St Louis

Mon 8/12

2 stops18h 35m

Madrid Barajas

Tue 8/27

2 stops17h 37m

$808

Flights are sorted by cheapest first

Deals found on 5/28

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 24, 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 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 May 28, 2024.
Read reviews from past customers who have flown United Airlines, Iberia and Air Canada 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
10,476 reviews
Check prices

Crew

8.6

Overall

8.0

Food

7.4

Entertainment

8.0

Comfort

7.9

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.

Delta
8.0
Very good
10,476 reviews
Delta
8.0
Very good
10,476 reviews
Check prices

Crew

8.6

Overall

8.0

Food

7.4

Entertainment

8.0

Comfort

7.9

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.

KLM
7.9
Good
1,528 reviews
Delta
8.0
Very good
10,476 reviews
Check prices

Crew

8.6

Overall

8.0

Food

7.4

Entertainment

8.0

Comfort

7.9

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.

Air France
7.5
Good
1,736 reviews
Delta
8.0
Very good
10,476 reviews
Check prices

Crew

8.6

Overall

8.0

Food

7.4

Entertainment

8.0

Comfort

7.9

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.

United Airlines
7.4
Good
10,799 reviews
Delta
8.0
Very good
10,476 reviews
Check prices

Crew

8.6

Overall

8.0

Food

7.4

Entertainment

8.0

Comfort

7.9

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.

American Airlines
7.3
Good
14,316 reviews
Delta
8.0
Very good
10,476 reviews
Check prices

Crew

8.6

Overall

8.0

Food

7.4

Entertainment

8.0

Comfort

7.9

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 $600 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Madrid for under $600. The cheapest flight booked recently is on Multiple Airlines for just $532, 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 20+ 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, Air Canada ($551), British Airways ($552), and American Airlines ($555) offers the cheapest pricing from St. Louis to Madrid. You may be able to fly from St. Louis to Madrid for 43% 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 ($529), Iberia ($549), and United Airlines ($606).

  • 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 5/28.

  • 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.

  • When is the best time 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
Columbia to Madrid flights

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 2,696,634 searches. Data last updated May 28, 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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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
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