HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Spain

$303+ Cheap flights from St. Louis (STL) to Spain

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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MAD
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 St. Louis to Spain 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 St. Louis to Spain

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

$567
(United Airlines)

One-way from

$303
(Kiwi.com)
From Lambert-St Louis to Spain
Search Deals
One-way flight from Lambert-St Louis to Spain
Search Deals

Find flight deals from St. Louis to Spain

Cheapest flights from St. Louis to Spain
Explore the most affordable flight options available from St. Louis to Spain. 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 1/20. 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.
Wed 2/261:00 pmSTL - BCN
1 stop12h 20mUnited Airlines
Tue 3/412:15 pmBCN - STL
2 stops34h 25mUnited Airlines
Deal found 1/20$567
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/83:50 pmSTL - MAD
2 stops34h 45mAir Canada
Wed 3/1912:15 pmMAD - STL
2 stops32h 08mAir Canada
Deal found 1/21$567
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.
Sun 2/23:50 pmSTL - BCN
2 stops35h 00mAir Canada
Tue 2/185:55 amBCN - STL
2 stops40h 11mAir Canada
Deal found 1/21$569
This Cheapflightsfares deal was found by Cheapflights users on 1/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/42:21 pmSTL - MAD
1 stop12h 29mIberia
Thu 3/201:30 pmMAD - STL
1 stop13h 18mIberia
Deal found 1/20$576
This Finnair deal was found by Cheapflights users on 1/20. 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.
Mon 1/2712:00 pmSTL - MAD
1 stop12h 55mMultiple Airlines
Tue 2/1111:35 amMAD - STL
1 stop17h 34mMultiple Airlines
Deal found 1/20$583
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.
Mon 2/102:15 pmSTL - BCN
2 stops15h 55mMultiple Airlines
Fri 2/212:40 pmBCN - STL
1 stop16h 00mMultiple Airlines
Deal found 1/21$585
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/26:00 amSTL - BCN
1 stop20h 00mAmerican Airlines
Tue 2/181:30 pmBCN - STL
1 stop30h 09mAmerican Airlines
Deal found 1/21$587
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.
Sun 3/94:45 pmSTL - MAD
1 stop14h 20mUnited Airlines
Wed 3/1912:15 pmMAD - STL
2 stops32h 08mUnited Airlines
Deal found 1/21$588
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 3/46:06 amSTL - MAD
1 stop18h 54mDelta
Wed 3/199:00 amMAD - STL
1 stop14h 51mDelta
Deal found 1/21$594
This American Airlines deal was found by Cheapflights users on 1/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/512:00 pmSTL - MAD
1 stop12h 55mAmerican Airlines
Fri 3/1412:30 pmMAD - STL
2 stops15h 52mAmerican Airlines
Deal found 1/20$599
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/85:37 pmSTL - MAD
2 stops36h 03mBritish Airways
Wed 3/1911:35 amMAD - STL
1 stop16h 43mBritish Airways
Deal found 1/21$603
This oojo deal was found by Cheapflights users on 1/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/272:00 pmSTL - BCN
1 stop12h 00mBritish Airways
Mon 2/38:55 pmBCN - STL
2 stops29h 35mBritish Airways
Deal found 1/20$610

Find flights from St. Louis to Spain within your budget

Customize your flight search to find flights from St. Louis to Spain 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

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Wed 2/26

1:00 pm-8:20 am

1 stop12h 20m

Barcelona-El Prat

Tue 3/4

12:15 pm-3:40 pm

2 stops34h 25m

$567

St. LouisMadrid

STL - MAD

STLMAD

Lambert-St Louis

Sat 3/8

3:50 pm-9:35 am

2 stops34h 45m

Madrid Barajas

Wed 3/19

12:15 pm-2:23 pm

2 stops32h 08m

$567

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Sun 2/2

3:50 pm-9:50 am

2 stops35h 00m

Barcelona-El Prat

Tue 2/18

5:55 am-3:06 pm

2 stops40h 11m

$569

St. LouisMadrid

STL - MAD

STLMAD

Lambert-St Louis

Tue 3/4

12:00 pm-7:55 am

1 stop12h 55m

Madrid Barajas

Tue 3/11

11:35 am-9:40 pm

1 stop16h 05m

$576

St. LouisMadrid

STL - MAD

STLMAD

Lambert-St Louis

Mon 1/27

12:00 pm-7:55 am

1 stop12h 55m

Madrid Barajas

Tue 2/11

11:35 am-10:09 pm

1 stop17h 34m

$583

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Mon 2/10

2:15 pm-1:10 pm

2 stops15h 55m

Barcelona-El Prat

Fri 2/21

2:40 pm-11:40 pm

1 stop16h 00m

$585

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Sun 2/2

6:00 am-9:00 am

1 stop20h 00m

Barcelona-El Prat

Tue 2/18

1:30 pm-12:39 pm

1 stop30h 09m

$587

St. LouisMadrid

STL - MAD

STLMAD

Lambert-St Louis

Sun 3/9

4:45 pm-1:05 pm

1 stop14h 20m

Madrid Barajas

Wed 3/19

12:15 pm-2:23 pm

2 stops32h 08m

$588

St. LouisMadrid

STL - MAD

STLMAD

Lambert-St Louis

Sun 2/23

6:43 am-8:00 am

2 stops18h 17m

Madrid Barajas

Tue 3/11

9:00 am-9:40 pm

2 stops18h 40m

$591

St. LouisMadrid

STL - MAD

STLMAD

Lambert-St Louis

Tue 2/18

6:00 pm-4:50 pm

2 stops15h 50m

Madrid Barajas

Fri 2/28

1:15 pm-8:42 pm

1 stop14h 27m

$596

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Showing 1-10 of 52 results
1
2
3
...
6

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

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

Travel insights for flights from St. Louis to Spain

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

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

Currently, November is the cheapest month in which you can book a flight from St. Louis to Spain (average of $543). Flying from St. Louis to Spain in June is currently the most expensive (average of $1,130). 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 STL to ES?

Find hourly flight availability from St. Louis to Spain. 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 St. Louis to Spain, 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 Spain by month

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

In terms of precipitation, rainfall in Spain ranges from 0.8 - 3.6 inches per month. October is typically the wettest month, when rainfall can reach 3.6 in. July is typically the driest time to visit Spain when rainfall is around 0.8 in.

Temperature in Spain by month

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

If weather is an important factor for your trip to Spain, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Spain

Get insights into the airlines that provide service to Spain. 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 Spain. Reviews last updated January 21, 2025.
Read reviews from past customers who have flown KLM, United Airlines and Lufthansa from St. Louis to Spain. 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

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.6

Overall

8.0

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.6

Overall

8.0

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.6

Overall

8.0

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air France
7.4
Good
1,490 reviews
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.6

Overall

8.0

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,984 reviews
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.6

Overall

8.0

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Scandinavian Airlines
7.3
Good
1,320 reviews
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.6

Overall

8.0

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Spain. 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 from for flights from St. Louis to Spain?

    Most people fly from Lambert-St Louis (STL) if they book a flight from St. Louis to Spain. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

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

    One-way options have recently been found by users for as low as $461 on British Airways. Other airlines that offer cheap prices include KLM from $463 and Air Canada from $468 one-way.

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

    Most travelers choose Lambert-St Louis - Barcelona-El Prat, Lambert-St Louis - Madrid Barajas or Lambert-St Louis - Sevilla when deciding on the best route from St. Louis to Spain.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from St. Louis to Spain (average of $543). Flying from St. Louis to Spain in June is currently the most expensive (average of $1,130). 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

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 St. Louis to Spain

See prices for flight routes from nearby airports that may be better suited for you.
St. Louis to Heathrow flights
St. Louis to Dublin flights
Kansas City to Heathrow flights
St. Louis to Frederic Chopin flights
St. Louis to Leonardo da Vinci/Fiumicino flights
Kansas City to Charles de Gaulle flights
St. Louis to Frankfurt flights
Kansas City to Leonardo da Vinci/Fiumicino flights
St. Louis to Charles de Gaulle flights
Kansas City to Frankfurt flights
Kansas City to Dublin flights
Springfield to Istanbul flights
St. Louis to Orly flights
Kansas City to Gatwick flights
St. Louis to Gatwick flights
St. Louis to London City flights
St. Louis to Barcelona-El Prat flights
Kansas City to Athens flights
Kansas City to Barcelona-El Prat flights
St. Louis to Madrid flights
Kansas City to Vicenza flights
St. Louis to Sarajevo flights
Kansas City to Orly flights
St. Louis to Athens flights
St. Louis to Lisbon flights
St. Louis to Zurich flights
St. Louis to Amsterdam flights
St. Louis to Malpensa flights
Kansas City to Istanbul flights
Kansas City to Lisbon flights
Kansas City to Amsterdam flights
Kansas City to Edinburgh flights
St. Louis to Linate flights
Kansas City to London City flights
Kansas City to Zurich flights
Kansas City to Bruxelles-National flights
Kansas City to Madrid flights
Kansas City to Keflavik Intl flights
Kansas City to Malpensa flights
St. Louis to Edinburgh flights
Kansas City to Oslo Gardermoen flights
St. Louis to Vicenza flights
Kansas City to Munich flights
Kansas City to Prague flights
St. Louis to Keflavik Intl flights
Kansas City to Linate flights
Kansas City to Copenhagen flights
St. Louis to Zagreb flights
St. Louis to Istanbul flights
St. Louis to Manchester flights

Top 9 airlines flying from St. Louis to Spain

Discover the top 9 airlines that operate flights from St. Louis to Spain. 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
KLMCheapest$490Average$1,020FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$499Average$1,024FlexibilityNo cancel feeOn-time69%
IberiaCheapest$511Average$917FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$530Average$883FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$534Average$897FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$546Average$991FlexibilityNo cancel feeOn-time71%
DeltaCheapest$556Average$1,037FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$645Average$777FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$670Average$1,196FlexibilityNo cancel feeOn-time67%
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.