HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
St. Louis

$424+ Cheap flights from Spain to St. Louis (STL)

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 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — STL
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Spain to St. Louis with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Spain to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Spain (ES0) to St. Louis (STL). 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 January 21, 2025.

Round-trip from

$559
(United Airlines)

One-way from

$424
(Kiwi.com)
From Spain to Lambert-St Louis
Search Deals
One-way flight from Spain to Lambert-St Louis
Search Deals

Find flight deals from Spain to St. Louis

Cheapest flights from Spain to St. Louis
Explore the most affordable flight options available from Spain to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This United Airlines deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/186:45 amBIO - STL
2 stops39h 21mUnited Airlines
Tue 2/251:39 pmSTL - BIO
2 stops21h 26mUnited Airlines
Deal found 1/21$559
This Finnair deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/3010:00 amMAD - STL
1 stop19h 28mMultiple Airlines
Mon 2/34:44 pmSTL - MAD
1 stop13h 06mMultiple Airlines
Deal found 1/21$576
This Delta deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/306:00 amMAD - STL
2 stops16h 44mDelta
Mon 2/311:50 amSTL - MAD
2 stops20h 35mDelta
Deal found 1/21$577
This Gotogate deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/67:20 amBIO - STL
2 stops21h 25mLufthansa
Mon 2/101:02 pmSTL - BIO
2 stops22h 03mLufthansa
Deal found 1/21$580
This United Airlines deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/3011:15 amMAD - STL
2 stops30h 39mUnited Airlines
Mon 2/311:30 amSTL - MAD
2 stops14h 45mUnited Airlines
Deal found 1/21$586
This United Airlines deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/2812:15 pmBCN - STL
2 stops18h 15mUnited Airlines
Sat 2/89:44 amSTL - BCN
2 stops21h 21mUnited Airlines
Deal found 1/21$590
This Delta deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/2810:15 amBCN - STL
1 stop15h 30mDelta
Sat 2/811:04 amSTL - BCN
2 stops17h 06mDelta
Deal found 1/21$594
This Virgin Atlantic deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/2810:15 amBCN - STL
1 stop15h 30mVirgin Atlantic
Sat 2/811:04 amSTL - BCN
1 stop13h 56mVirgin Atlantic
Deal found 1/21$598
This lol.travel deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/101:30 pmMAD - STL
1 stop13h 51mIberia
Wed 9/2411:38 amSTL - MAD
1 stop15h 52mIberia
Deal found 1/21$621
This lol.travel deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2312:15 pmBCN - STL
1 stop17h 14mIberia
Tue 5/1311:27 amSTL - BCN
1 stop16h 03mIberia
Deal found 1/21$627
This lol.travel deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/231:00 pmMAD - STL
2 stops32h 59mAir Canada
Tue 5/131:30 pmSTL - MAD
2 stops15h 20mAir Canada
Deal found 1/21$637
This Billigflug deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/28:00 amBCN - STL
2 stops19h 01mAir Canada
Wed 5/71:30 pmSTL - BCN
1 stop11h 20mAir Canada
Deal found 1/21$639

Find flights from Spain to St. Louis within your budget

Customize your flight search to find flights from Spain to St. Louis 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 2,558,603 searches. Data last updated January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BilbaoSt. Louis

BIO - STL

BIOSTL

Bilbao

Tue 2/18

6:45 am-3:06 pm

2 stops39h 21m

Lambert-St Louis

Tue 2/25

1:39 pm-6:05 pm

2 stops21h 26m

$559

BilbaoSt. Louis

BIO - STL

BIOSTL

Bilbao

Thu 2/6

7:20 am-9:45 pm

2 stops21h 25m

Lambert-St Louis

Mon 2/10

1:02 pm-6:05 pm

2 stops22h 03m

$580

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

Thu 3/13

11:30 am-11:56 pm

1 stop18h 26m

Lambert-St Louis

Tue 3/25

4:42 pm-12:50 pm

1 stop14h 08m

$597

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

Thu 3/13

11:00 am-9:36 am

2 stops28h 36m

Lambert-St Louis

Tue 3/25

1:48 pm-3:25 pm

2 stops19h 37m

$603

BarcelonaSt. Louis

BCN - STL

BCNSTL

Barcelona-El Prat

Wed 4/23

12:15 pm-10:29 pm

1 stop17h 14m

Lambert-St Louis

Tue 5/13

11:27 am-10:30 am

1 stop16h 03m

$627

BarcelonaSt. Louis

BCN - STL

BCNSTL

Barcelona-El Prat

Wed 4/23

1:15 pm-12:20 pm

2 stops30h 05m

Lambert-St Louis

Tue 5/13

3:43 pm-1:15 pm

1 stop14h 32m

$630

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

Tue 4/22

1:30 pm-9:23 pm

1 stop14h 53m

Lambert-St Louis

Thu 5/15

11:27 am-7:55 am

1 stop13h 28m

$634

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

Wed 4/23

1:00 pm-2:59 pm

2 stops32h 59m

Lambert-St Louis

Tue 5/13

1:30 pm-11:50 am

2 stops15h 20m

$637

BarcelonaSt. Louis

BCN - STL

BCNSTL

Barcelona-El Prat

Fri 5/2

8:00 am-8:01 pm

2 stops19h 01m

Lambert-St Louis

Wed 5/7

1:30 pm-7:50 am

1 stop11h 20m

$639

MadridSt. Louis

MAD - STL

MADSTL

Madrid Barajas

Fri 5/16

1:05 pm-11:38 pm

2 stops17h 33m

Lambert-St Louis

Fri 5/30

10:10 am-10:25 am

1 stop17h 15m

$645

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 27 results
1
2
3

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

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

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

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

Currently, August is the cheapest month in which you can book a flight from Spain to St. Louis (average of $311). Flying from Spain to St. Louis in March is currently the most expensive (average of $356). 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 ES to STL?

Find hourly flight availability from Spain to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.

When flying from Spain to St. Louis, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in St. Louis by month

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

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

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

If weather is an important factor for your trip to St. Louis, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated January 21, 2025.
To help decide which airline to fly from Spain to St. Louis, see what other customers have to say about Iberia, KLM and United Airlines. 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
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM
7.8
Good
1,341 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
8,985 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Turkish Airlines
7.3
Good
3,931 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Spain to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to St. Louis from Spain?

    Located just 12.7 mi from the city center, Lambert-St Louis (STL) is the airport most travelers will use when flying to St. Louis from Spain.

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

    The cheapest airlines for a one-way flight from Spain to St. Louis are Aer Lingus ($512), Lufthansa ($636), and WestJet ($865).

  • What are the most popular routes from Spain to St. Louis?

    While some choose either Barcelona-El Prat - Lambert-St Louis or Bilbao - Lambert-St Louis, Madrid Barajas - Lambert-St Louis is the most popular route from Spain to St. Louis.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Spain to St. Louis 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 Spain to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Spain to St. Louis (average of $311). Flying from Spain to St. Louis in March is currently the most expensive (average of $356). 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

Traveling to a place near Spain?

Book flights to Spain if you plan to visit one of these locations
Fenton
Fairview Heights
Maryland Heights
Collinsville
Wentzville
Eureka
St. Peters
Festus
Alton
Farmington
Chesterfield

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 Spain to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
Frankfurt to St. Louis flights
Amsterdam to Kansas City flights
Heathrow to Kansas City flights
Frankfurt to Kansas City flights
Heathrow to St. Louis flights
Gatwick to Kansas City flights
Gatwick to St. Louis flights
Charles de Gaulle to St. Louis flights
Munich to Kansas City flights
Dublin to Kansas City flights
Zurich to Kansas City flights
Berlin to St. Louis flights
Barcelona-El Prat to Kansas City flights
Charles de Gaulle to Kansas City flights
Madrid to Kansas City flights
Vicenza to St. Louis flights
Dublin to St. Louis flights
Munich to St. Louis flights
Heathrow to Springfield flights
Malpensa to St. Louis flights
Manchester to St. Louis flights
Manchester to Kansas City flights
Copenhagen to St. Louis flights
Copenhagen to Kansas City flights
Istanbul to Kansas City flights
Amsterdam to St. Louis flights
Arlanda to St. Louis flights
Hamburg to St. Louis flights
Madrid to St. Louis flights
Arlanda to Kansas City flights
Geneva to Kansas City flights
Lyon to Kansas City flights
Prague to Kansas City flights
Duesseldorf Intl to St. Louis flights
Glasgow Intl to St. Louis flights
Basel to Kansas City flights
Duesseldorf Intl to Kansas City flights
Hamburg to Kansas City flights
Vienna to Kansas City flights
Geneva to St. Louis flights
Oslo Gardermoen to St. Louis flights

Top 2 airlines flying from Spain to St. Louis

Discover the top 2 airlines that operate flights from Spain to St. Louis. 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 2,558,603 searches. Data last updated January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$546Average$969FlexibilityNo cancel feeOn-time71%
DeltaCheapest$758Average$1,145FlexibilityNo cancel feeOn-timeN/A
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
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.